diff --git a/F3:F303/CANbus4BTA/kicad/optocouple.kicad_sch b/F3:F303/CANbus4BTA/kicad/optocouple.kicad_sch
index 2875571..5bf8270 100644
--- a/F3:F303/CANbus4BTA/kicad/optocouple.kicad_sch
+++ b/F3:F303/CANbus4BTA/kicad/optocouple.kicad_sch
@@ -131,6 +131,405 @@
 				)
 			)
 		)
+		(symbol "Isolator:EL814"
+			(pin_names
+				(offset 1.016)
+			)
+			(exclude_from_sim no)
+			(in_bom yes)
+			(on_board yes)
+			(property "Reference" "U"
+				(at -5.334 4.826 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(justify left)
+				)
+			)
+			(property "Value" "EL814"
+				(at 0 5.08 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(justify left)
+				)
+			)
+			(property "Footprint" ""
+				(at -5.08 -5.08 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+						(italic yes)
+					)
+					(justify left)
+					(hide yes)
+				)
+			)
+			(property "Datasheet" "http://www.everlight.com/file/ProductFile/EL814.pdf"
+				(at 0.635 0 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(justify left)
+					(hide yes)
+				)
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+				(at 0 0 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(hide yes)
+				)
+			)
+			(property "ki_keywords" "NPN AC DC Optocoupler"
+				(at 0 0 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(hide yes)
+				)
+			)
+			(property "ki_fp_filters" "DIP*W7.62mm* DIP*W10.16mm* SMDIP*W9.53mm*"
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+				(effects
+					(font
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+					(hide yes)
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+						(type default)
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+						(type none)
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+						(type default)
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+						(type none)
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+						(type none)
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+						(type default)
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+						(width 0)
+						(type default)
+					)
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+						(type outline)
+					)
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+				(pin passive line
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+							(font
+								(size 1.27 1.27)
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+					(length 2.54)
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+							(font
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+							(font
+								(size 1.27 1.27)
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+					(length 2.54)
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+							(font
+								(size 1.27 1.27)
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+					(at 7.62 2.54 180)
+					(length 2.54)
+					(name "~"
+						(effects
+							(font
+								(size 1.27 1.27)
+							)
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+						(effects
+							(font
+								(size 1.27 1.27)
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 		(symbol "Isolator:PC817"
 			(pin_names
 				(offset 1.016)
@@ -735,4 +1134,109 @@
 			)
 		)
 	)
+	(symbol
+		(lib_id "Isolator:EL814")
+		(at 104.775 71.755 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "d7f74a93-3e42-4422-9253-feb928685204")
+		(property "Reference" "U21"
+			(at 104.775 63.8005 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "EL814"
+			(at 104.775 66.2248 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" ""
+			(at 99.695 76.835 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+					(italic yes)
+				)
+				(justify left)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "http://www.everlight.com/file/ProductFile/EL814.pdf"
+			(at 105.41 71.755 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+				(hide yes)
+			)
+		)
+		(property "Description" "AC/DC NPN Optocoupler, DIP4/SMD4"
+			(at 104.775 71.755 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "4"
+			(uuid "a0ec0d67-d987-4fb2-afa3-976fa71ea79f")
+		)
+		(pin "3"
+			(uuid "60f5e7e2-35e8-416f-ab5b-875292890203")
+		)
+		(pin "2"
+			(uuid "24ffd090-286e-4dd5-bd74-f4adcf7c3dbe")
+		)
+		(pin "1"
+			(uuid "b28bc28f-67c5-4bd2-889e-6b09182167c0")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048/737c47dd-2cc5-4c23-ab54-7bef18beb2a3"
+					(reference "U21")
+					(unit 1)
+				)
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048/311a5cb3-0370-4a86-a5e8-6335fee47f9a"
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+					(unit 1)
+				)
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+					(reference "U22")
+					(unit 1)
+				)
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048/1cf77ae7-411e-49cc-bbff-6947c0aa32bd"
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+					(unit 1)
+				)
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048/2b18f3bb-219b-4cc5-8bc9-bc122d6e81e9"
+					(reference "U24")
+					(unit 1)
+				)
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048/d7c9ec36-f6b4-4bc2-8e9a-7a0792b9eff0"
+					(reference "U25")
+					(unit 1)
+				)
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048/c51c7789-4b67-42c9-a921-b1066b3f95ba"
+					(reference "U26")
+					(unit 1)
+				)
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048/e5255d96-2d32-432c-bf31-9afa6ac7ec6a"
+					(reference "U27")
+					(unit 1)
+				)
+			)
+		)
+	)
 )
\ No newline at end of file
diff --git a/F3:F303/CANbus4BTA/kicad/stm32.kicad_pro b/F3:F303/CANbus4BTA/kicad/stm32.kicad_pro
index cb12aea..8e26af9 100644
--- a/F3:F303/CANbus4BTA/kicad/stm32.kicad_pro
+++ b/F3:F303/CANbus4BTA/kicad/stm32.kicad_pro
@@ -546,13 +546,7 @@
           "group_by": false,
           "label": "Datasheet",
           "name": "Datasheet",
-          "show": true
-        },
-        {
-          "group_by": false,
-          "label": "Footprint",
-          "name": "Footprint",
-          "show": true
+          "show": false
         },
         {
           "group_by": false,
@@ -560,12 +554,6 @@
           "name": "${QUANTITY}",
           "show": true
         },
-        {
-          "group_by": true,
-          "label": "DNP",
-          "name": "${DNP}",
-          "show": true
-        },
         {
           "group_by": false,
           "label": "#",
@@ -583,6 +571,18 @@
           "label": "Description",
           "name": "Description",
           "show": false
+        },
+        {
+          "group_by": true,
+          "label": "DNP",
+          "name": "${DNP}",
+          "show": true
+        },
+        {
+          "group_by": false,
+          "label": "Footprint",
+          "name": "Footprint",
+          "show": true
         }
       ],
       "filter_string": "",
@@ -644,38 +644,6 @@
     [
       "f40cbe7e-cd25-45e5-a6cb-d92457495048",
       "Root"
-    ],
-    [
-      "311a5cb3-0370-4a86-a5e8-6335fee47f9a",
-      "Optocouple"
-    ],
-    [
-      "737c47dd-2cc5-4c23-ab54-7bef18beb2a3",
-      "Optocouple1"
-    ],
-    [
-      "0ff6ac13-ac49-41f0-9506-376ccd8b8ba4",
-      "Optocouple2"
-    ],
-    [
-      "1cf77ae7-411e-49cc-bbff-6947c0aa32bd",
-      "Optocouple3"
-    ],
-    [
-      "2b18f3bb-219b-4cc5-8bc9-bc122d6e81e9",
-      "Optocouple4"
-    ],
-    [
-      "d7c9ec36-f6b4-4bc2-8e9a-7a0792b9eff0",
-      "Optocouple5"
-    ],
-    [
-      "c51c7789-4b67-42c9-a921-b1066b3f95ba",
-      "Optocouple6"
-    ],
-    [
-      "e5255d96-2d32-432c-bf31-9afa6ac7ec6a",
-      "Optocouple7"
     ]
   ],
   "text_variables": {}
diff --git a/F3:F303/CANbus4BTA/kicad/stm32.kicad_sch b/F3:F303/CANbus4BTA/kicad/stm32.kicad_sch
index 84c18f0..a0bd003 100644
--- a/F3:F303/CANbus4BTA/kicad/stm32.kicad_sch
+++ b/F3:F303/CANbus4BTA/kicad/stm32.kicad_sch
@@ -5635,6 +5635,102 @@
 				)
 			)
 		)
+		(symbol "GND_1"
+			(power)
+			(pin_numbers hide)
+			(pin_names
+				(offset 0) hide)
+			(exclude_from_sim no)
+			(in_bom yes)
+			(on_board yes)
+			(property "Reference" "#PWR"
+				(at 0 -6.35 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(hide yes)
+				)
+			)
+			(property "Value" "GND"
+				(at 0 -3.81 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+				)
+			)
+			(property "Footprint" ""
+				(at 0 0 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(hide yes)
+				)
+			)
+			(property "Datasheet" ""
+				(at 0 0 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(hide yes)
+				)
+			)
+			(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
+				(at 0 0 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(hide yes)
+				)
+			)
+			(property "ki_keywords" "global power"
+				(at 0 0 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(hide yes)
+				)
+			)
+			(symbol "GND_1_0_1"
+				(polyline
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+					(stroke
+						(width 0)
+						(type default)
+					)
+					(fill
+						(type none)
+					)
+				)
+			)
+			(symbol "GND_1_1_1"
+				(pin power_in line
+					(at 0 0 270)
+					(length 0)
+					(name "~"
+						(effects
+							(font
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+							)
+						)
+					)
+					(number "1"
+						(effects
+							(font
+								(size 1.27 1.27)
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+						)
+					)
+				)
+			)
+		)
 		(symbol "Interface_CAN_LIN:ISO1050DUB"
 			(exclude_from_sim no)
 			(in_bom yes)
@@ -7358,6 +7454,603 @@
 				)
 			)
 		)
+		(symbol "Isolator:LTV-844"
+			(pin_names
+				(offset 1.016)
+			)
+			(exclude_from_sim no)
+			(in_bom yes)
+			(on_board yes)
+			(property "Reference" "U"
+				(at -5.08 5.08 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(justify left)
+				)
+			)
+			(property "Value" "LTV-844"
+				(at 0 5.08 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+					)
+					(justify left)
+				)
+			)
+			(property "Footprint" "Package_DIP:DIP-16_W7.62mm"
+				(at -5.08 -5.08 0)
+				(effects
+					(font
+						(size 1.27 1.27)
+						(italic yes)
+					)
+					(justify left)
+					(hide yes)
+				)
+			)
+			(property "Datasheet" "http://optoelectronics.liteon.com/upload/download/DS-70-96-0013/S_110_LTV-814%20824%20844%20(M,%20S,%20S-TA,%20S-TA1,%20S-TP)%20Series.pdf"
+				(at 0.635 0 0)
+				(effects
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-		(uuid "ed9d035d-378f-42f5-9101-e016154160d3")
+		(uuid "ec7562fe-b83d-4ecc-bc5b-a4edac3931fc")
 	)
 	(label "SSI_VR"
 		(at 314.325 161.925 180)
@@ -20386,17 +21445,6 @@
 		)
 		(uuid "f5962e0f-5b30-4c97-93d7-04f405257e48")
 	)
-	(label "E5"
-		(at 171.45 160.655 0)
-		(fields_autoplaced yes)
-		(effects
-			(font
-				(size 1.27 1.27)
-			)
-			(justify left bottom)
-		)
-		(uuid "f72745cc-7218-4b55-afd7-884ed1d10571")
-	)
 	(label "usbDM"
 		(at 180.975 259.715 180)
 		(fields_autoplaced yes)
@@ -20420,7 +21468,7 @@
 		(uuid "f92fed12-4ec1-4ef3-b523-3eebf36a4933")
 	)
 	(label "Addr0"
-		(at 110.49 138.43 180)
+		(at 111.125 168.275 180)
 		(fields_autoplaced yes)
 		(effects
 			(font
@@ -20527,7 +21575,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-000058c45269")
-		(property "Reference" "#PWR049"
+		(property "Reference" "#PWR048"
 			(at 207.645 29.21 0)
 			(effects
 				(font
@@ -20575,7 +21623,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR049")
+					(reference "#PWR048")
 					(unit 1)
 				)
 			)
@@ -20590,7 +21638,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-000058c453c7")
-		(property "Reference" "#PWR058"
+		(property "Reference" "#PWR057"
 			(at 255.905 43.815 0)
 			(effects
 				(font
@@ -20640,7 +21688,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR058")
+					(reference "#PWR057")
 					(unit 1)
 				)
 			)
@@ -20655,7 +21703,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-000058c454f6")
-		(property "Reference" "C29"
+		(property "Reference" "C37"
 			(at 271.399 30.226 0)
 			(effects
 				(font
@@ -20717,7 +21765,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C29")
+					(reference "C37")
 					(unit 1)
 				)
 			)
@@ -20810,7 +21858,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-000058c488c6")
-		(property "Reference" "R6"
+		(property "Reference" "R16"
 			(at 141.605 274.447 90)
 			(effects
 				(font
@@ -20870,7 +21918,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R6")
+					(reference "R16")
 					(unit 1)
 				)
 			)
@@ -21484,7 +22532,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-00005968e385")
-		(property "Reference" "R8"
+		(property "Reference" "R24"
 			(at 184.785 255.143 90)
 			(effects
 				(font
@@ -21545,7 +22593,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R8")
+					(reference "R24")
 					(unit 1)
 				)
 			)
@@ -21560,7 +22608,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-00005968e83b")
-		(property "Reference" "R9"
+		(property "Reference" "R25"
 			(at 184.785 261.747 90)
 			(effects
 				(font
@@ -21621,7 +22669,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R9")
+					(reference "R25")
 					(unit 1)
 				)
 			)
@@ -21864,18 +22912,23 @@
 		)
 		(pin "10"
 			(uuid "48c8c125-cc8e-4f0b-9c8d-d1e0b43838a9")
+			(alternate "AIN0")
 		)
 		(pin "11"
 			(uuid "6fed8af0-6b5b-4972-9ab6-afcfddcebb76")
+			(alternate "AIN1")
 		)
 		(pin "12"
 			(uuid "a2245c57-80a5-474a-a714-2a1f0a7de9f2")
+			(alternate "AIN2")
 		)
 		(pin "13"
 			(uuid "576d831c-b1bf-4c65-bf08-c8e6f371ddfe")
+			(alternate "AIN3")
 		)
 		(pin "14"
 			(uuid "10a5b742-72db-4698-81b3-92eee3125828")
+			(alternate "AIN4")
 		)
 		(pin "15"
 			(uuid "a153782e-1653-463b-9819-49a79792f583")
@@ -21930,9 +22983,11 @@
 		)
 		(pin "30"
 			(uuid "7286bff2-b902-47b1-b5cc-c198bdaea0f3")
+			(alternate "USART1_Rx")
 		)
 		(pin "31"
 			(uuid "1f229b25-01e7-4ad8-aace-fa3f0b0a5fde")
+			(alternate "USART1_Tx")
 		)
 		(pin "32"
 			(uuid "1a0525e9-c5df-4d44-b055-7dffe5ada8a5")
@@ -22021,7 +23076,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-00005efcc1d1")
-		(property "Reference" "C27"
+		(property "Reference" "C35"
 			(at 263.779 30.353 0)
 			(effects
 				(font
@@ -22083,7 +23138,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C27")
+					(reference "C35")
 					(unit 1)
 				)
 			)
@@ -22176,7 +23231,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-00005f012762")
-		(property "Reference" "#PWR015"
+		(property "Reference" "#PWR014"
 			(at 81.915 273.05 0)
 			(effects
 				(font
@@ -22224,7 +23279,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR015")
+					(reference "#PWR014")
 					(unit 1)
 				)
 			)
@@ -22239,7 +23294,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-00005f026bcd")
-		(property "Reference" "#PWR014"
+		(property "Reference" "#PWR015"
 			(at 92.71 257.175 0)
 			(effects
 				(font
@@ -22287,7 +23342,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR014")
+					(reference "#PWR015")
 					(unit 1)
 				)
 			)
@@ -22302,7 +23357,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-00005f0b58fe")
-		(property "Reference" "#PWR042"
+		(property "Reference" "#PWR039"
 			(at 176.53 38.1 0)
 			(effects
 				(font
@@ -22350,7 +23405,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR042")
+					(reference "#PWR039")
 					(unit 1)
 				)
 			)
@@ -22365,7 +23420,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-00005f0e47e1")
-		(property "Reference" "C24"
+		(property "Reference" "C32"
 			(at 242.824 34.798 0)
 			(effects
 				(font
@@ -22427,7 +23482,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C24")
+					(reference "C32")
 					(unit 1)
 				)
 			)
@@ -22596,7 +23651,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-00005f189262")
-		(property "Reference" "#PWR016"
+		(property "Reference" "#PWR017"
 			(at 93.345 280.67 0)
 			(effects
 				(font
@@ -22646,7 +23701,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR016")
+					(reference "#PWR017")
 					(unit 1)
 				)
 			)
@@ -22893,7 +23948,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-000060d5d4fa")
-		(property "Reference" "#PWR017"
+		(property "Reference" "#PWR018"
 			(at 102.87 40.64 0)
 			(effects
 				(font
@@ -22943,7 +23998,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR017")
+					(reference "#PWR018")
 					(unit 1)
 				)
 			)
@@ -23268,7 +24323,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-000060df55b4")
-		(property "Reference" "#PWR034"
+		(property "Reference" "#PWR033"
 			(at 151.13 57.15 0)
 			(effects
 				(font
@@ -23318,7 +24373,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR034")
+					(reference "#PWR033")
 					(unit 1)
 				)
 			)
@@ -23333,7 +24388,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-000060df621a")
-		(property "Reference" "#PWR043"
+		(property "Reference" "#PWR040"
 			(at 176.53 53.34 0)
 			(effects
 				(font
@@ -23383,7 +24438,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR043")
+					(reference "#PWR040")
 					(unit 1)
 				)
 			)
@@ -23398,7 +24453,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-000060e144ee")
-		(property "Reference" "#PWR025"
+		(property "Reference" "#PWR027"
 			(at 129.54 48.26 0)
 			(effects
 				(font
@@ -23448,7 +24503,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR025")
+					(reference "#PWR027")
 					(unit 1)
 				)
 			)
@@ -23622,7 +24677,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-000060f3ed21")
-		(property "Reference" "R35"
+		(property "Reference" "R51"
 			(at 337.82 84.074 0)
 			(effects
 				(font
@@ -23685,7 +24740,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R35")
+					(reference "R51")
 					(unit 1)
 				)
 			)
@@ -23700,7 +24755,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-000060f4a360")
-		(property "Reference" "R36"
+		(property "Reference" "R52"
 			(at 335.28 77.978 90)
 			(effects
 				(font
@@ -23763,7 +24818,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R36")
+					(reference "R52")
 					(unit 1)
 				)
 			)
@@ -23778,7 +24833,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-000060f821c5")
-		(property "Reference" "#PWR083"
+		(property "Reference" "#PWR082"
 			(at 347.98 93.98 0)
 			(effects
 				(font
@@ -23828,7 +24883,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR083")
+					(reference "#PWR082")
 					(unit 1)
 				)
 			)
@@ -24244,7 +25299,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-0000610fab25")
-		(property "Reference" "R37"
+		(property "Reference" "R53"
 			(at 381 30.988 90)
 			(effects
 				(font
@@ -24307,7 +25362,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R37")
+					(reference "R53")
 					(unit 1)
 				)
 			)
@@ -24322,7 +25377,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-0000610faedc")
-		(property "Reference" "R38"
+		(property "Reference" "R54"
 			(at 391.16 40.132 90)
 			(effects
 				(font
@@ -24385,7 +25440,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R38")
+					(reference "R54")
 					(unit 1)
 				)
 			)
@@ -24696,7 +25751,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-0000617663de")
-		(property "Reference" "#PWR018"
+		(property "Reference" "#PWR019"
 			(at 109.22 29.845 0)
 			(effects
 				(font
@@ -24744,7 +25799,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR018")
+					(reference "#PWR019")
 					(unit 1)
 				)
 			)
@@ -24759,7 +25814,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "00000000-0000-0000-0000-0000617e4995")
-		(property "Reference" "C16"
+		(property "Reference" "C24"
 			(at 181.61 38.354 0)
 			(effects
 				(font
@@ -24822,7 +25877,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C16")
+					(reference "C24")
 					(unit 1)
 				)
 			)
@@ -25134,7 +26189,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "0137ee62-ef02-470f-a77a-82af050c66a5")
-		(property "Reference" "#PWR073"
+		(property "Reference" "#PWR072"
 			(at 320.675 26.035 0)
 			(effects
 				(font
@@ -25184,7 +26239,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR073")
+					(reference "#PWR072")
 					(unit 1)
 				)
 			)
@@ -25199,7 +26254,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "014d5b3f-e87c-4e4d-8c3d-ede1213e05a0")
-		(property "Reference" "#PWR086"
+		(property "Reference" "#PWR085"
 			(at 356.87 170.18 0)
 			(effects
 				(font
@@ -25250,7 +26305,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR086")
+					(reference "#PWR085")
 					(unit 1)
 				)
 			)
@@ -25265,7 +26320,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "054640a2-3f85-4d74-bbbd-eeed58cb5b94")
-		(property "Reference" "R16"
+		(property "Reference" "R32"
 			(at 227.965 35.814 90)
 			(effects
 				(font
@@ -25328,7 +26383,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R16")
+					(reference "R32")
 					(unit 1)
 				)
 			)
@@ -25343,7 +26398,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "06d1f45f-4f94-483e-a83f-50a101fff746")
-		(property "Reference" "F4"
+		(property "Reference" "F5"
 			(at 370.84 164.338 90)
 			(effects
 				(font
@@ -25404,7 +26459,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "F4")
+					(reference "F5")
 					(unit 1)
 				)
 			)
@@ -25420,7 +26475,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "06d9ba31-fbcb-4a01-a48e-7ad48e5201b1")
-		(property "Reference" "#PWR060"
+		(property "Reference" "#PWR059"
 			(at 271.145 32.385 0)
 			(effects
 				(font
@@ -25470,7 +26525,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR060")
+					(reference "#PWR059")
 					(unit 1)
 				)
 			)
@@ -25558,7 +26613,7 @@
 	)
 	(symbol
 		(lib_id "Jumper:SolderJumper_2_Open")
-		(at 153.035 117.475 180)
+		(at 146.05 121.92 180)
 		(unit 1)
 		(exclude_from_sim no)
 		(in_bom yes)
@@ -25566,7 +26621,7 @@
 		(dnp no)
 		(uuid "0a328930-47fe-477b-8d05-a6b6fe61b04d")
 		(property "Reference" "JP5"
-			(at 153.797 114.427 0)
+			(at 146.812 118.872 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -25574,7 +26629,7 @@
 			)
 		)
 		(property "Value" "SolderJumper_2_Open"
-			(at 153.035 120.0842 0)
+			(at 146.05 124.5292 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -25583,7 +26638,7 @@
 			)
 		)
 		(property "Footprint" "Jumper:SolderJumper-2_P1.3mm_Open_TrianglePad1.0x1.5mm"
-			(at 153.035 117.475 0)
+			(at 146.05 121.92 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -25592,7 +26647,7 @@
 			)
 		)
 		(property "Datasheet" "~"
-			(at 153.035 117.475 0)
+			(at 146.05 121.92 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -25601,7 +26656,7 @@
 			)
 		)
 		(property "Description" "Solder Jumper, 2-pole, open"
-			(at 153.035 117.475 0)
+			(at 146.05 121.92 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -25610,7 +26665,7 @@
 			)
 		)
 		(property "Manufacturer" ""
-			(at 153.035 117.475 0)
+			(at 146.05 121.92 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -25642,7 +26697,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "0b115f45-6911-407e-a341-c7089893b8b6")
-		(property "Reference" "R21"
+		(property "Reference" "R37"
 			(at 246.38 82.296 0)
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@@ -25705,72 +26760,7 @@
 		(instances
 			(project "stm32"
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-			(project "stm32"
-				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR028")
+					(reference "R37")
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 		(fields_autoplaced yes)
 		(uuid "0bc3f0f1-cf10-4f79-b0e9-157e6ec7a67b")
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 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR099")
+					(reference "#PWR098")
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 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
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+					(reference "F1")
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@@ -26067,7 +27057,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
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+					(reference "C30")
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@@ -26144,7 +27134,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C32")
+					(reference "C40")
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@@ -26159,7 +27149,7 @@
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 		(dnp no)
 		(uuid "0eaa0283-23d2-403b-8218-062ad6d7d2e8")
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 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR050")
+					(reference "#PWR049")
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 		(fields_autoplaced yes)
 		(uuid "0eba5c35-2a8f-4e18-96df-b463871dd590")
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@@ -26275,7 +27265,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR053")
+					(reference "#PWR052")
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@@ -26283,15 +27273,15 @@
 	)
 	(symbol
 		(lib_id "Connector:Screw_Terminal_01x10")
-		(at 188.595 162.56 0)
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 		(uuid "0f89e12f-6d97-49bf-a425-b7eb83fe4ff7")
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+		(property "Reference" "J2"
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@@ -26301,7 +27291,7 @@
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 		(property "Value" "EXT_IN"
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@@ -26310,7 +27300,7 @@
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 		(property "Footprint" "Connector_Phoenix_MC_HighVoltage:PhoenixContact_MC_1,5_10-GF-5.08_1x10_P5.08mm_Horizontal_ThreadedFlange"
-			(at 188.595 162.56 0)
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@@ -26319,7 +27309,7 @@
 			)
 		)
 		(property "Datasheet" "~"
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@@ -26328,7 +27318,7 @@
 			)
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 		(property "Description" ""
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@@ -26337,7 +27327,7 @@
 			)
 		)
 		(property "Manufacturer" ""
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+			(at 120.65 135.255 0)
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 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "J3")
+					(reference "J2")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:R")
+		(at 111.76 132.715 90)
+		(unit 1)
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+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "0f9513d4-f397-4d21-9306-44b0b425066a")
+		(property "Reference" "R8"
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+			(effects
+				(font
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+				)
+			)
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+		(property "Value" "3k3"
+			(at 111.76 132.715 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" "Resistor_SMD:R_2010_5025Metric_Pad1.40x2.65mm_HandSolder"
+			(at 111.76 134.493 90)
+			(effects
+				(font
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+				)
+				(hide yes)
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+		)
+		(property "Datasheet" "~"
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+			(effects
+				(font
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+				(hide yes)
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+		(property "Description" "Resistor"
+			(at 111.76 132.715 0)
+			(effects
+				(font
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+				)
+				(hide yes)
+			)
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+		(pin "1"
+			(uuid "dcf1f6a0-2721-452f-940a-c9bc32a39488")
+		)
+		(pin "2"
+			(uuid "b14a0cc5-1096-48ce-8ff5-6d4e8d5d0eda")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "R8")
 					(unit 1)
 				)
 			)
@@ -26545,7 +27602,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "103c2f36-497d-4cc7-a320-9a85653bd76c")
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@@ -26606,72 +27663,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C30")
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-			(project "stm32"
-				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR030")
+					(reference "C38")
 					(unit 1)
 				)
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@@ -26686,7 +27678,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "1407ae0f-add2-49bf-8331-516e7b6bd9f9")
-		(property "Reference" "#PWR074"
+		(property "Reference" "#PWR073"
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@@ -26736,72 +27728,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR074")
-					(unit 1)
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-		(uuid "14126f80-c9c8-4063-891f-49693172a747")
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-				(hide yes)
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-			(project "stm32"
-				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR037")
+					(reference "#PWR073")
 					(unit 1)
 				)
 			)
@@ -26816,7 +27743,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "1422d9eb-8e47-4901-8688-68cecd896c0c")
-		(property "Reference" "R31"
+		(property "Reference" "R47"
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@@ -26879,7 +27806,152 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R31")
+					(reference "R47")
+					(unit 1)
+				)
+			)
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+	(symbol
+		(lib_id "Device:R")
+		(at 146.685 201.295 180)
+		(unit 1)
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+		(on_board yes)
+		(dnp no)
+		(uuid "17690dbd-7257-4129-9ad0-87c6c06efc68")
+		(property "Reference" "R18"
+			(at 145.415 201.295 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Value" "560"
+			(at 146.685 199.644 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Footprint" "Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolder"
+			(at 148.463 201.295 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 146.685 201.295 0)
+			(effects
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+				(hide yes)
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+			(effects
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+				(hide yes)
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+		(property "Manufacturer" ""
+			(at 146.685 201.295 0)
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+				(hide yes)
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+		(pin "1"
+			(uuid "cb89868c-0f3c-4a5d-b4fc-248f7252ff6a")
+		)
+		(pin "2"
+			(uuid "71a02970-310d-4017-9106-e07d45fed1b1")
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+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "R18")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:C_Small")
+		(at 173.99 146.685 90)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "185fcfa9-d185-46e7-b6b0-2b2f9b53c3e6")
+		(property "Reference" "C21"
+			(at 173.99 144.145 90)
+			(effects
+				(font
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+				)
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+		(property "Value" "1n"
+			(at 173.99 149.225 90)
+			(effects
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+				)
+			)
+		)
+		(property "Footprint" "Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder"
+			(at 173.99 146.685 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 173.99 146.685 0)
+			(effects
+				(font
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+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Unpolarized capacitor, small symbol"
+			(at 173.99 146.685 0)
+			(effects
+				(font
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+				)
+				(hide yes)
+			)
+		)
+		(pin "2"
+			(uuid "832d7fd4-066b-4f09-98b9-768f7c0426ff")
+		)
+		(pin "1"
+			(uuid "c952625c-5c11-432b-b734-ca4626f97944")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "C21")
 					(unit 1)
 				)
 			)
@@ -26960,7 +28032,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "18c0855d-144f-45a8-bd1c-ec573626129f")
-		(property "Reference" "#PWR093"
+		(property "Reference" "#PWR092"
 			(at 378.46 223.52 0)
 			(effects
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@@ -27010,7 +28082,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR093")
+					(reference "#PWR092")
 					(unit 1)
 				)
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@@ -27026,7 +28098,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "1a9d53e2-0b5c-45a6-aa32-7e39e06ff85e")
-		(property "Reference" "#PWR055"
+		(property "Reference" "#PWR054"
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@@ -27076,7 +28148,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR055")
+					(reference "#PWR054")
 					(unit 1)
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@@ -27170,7 +28242,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "1b749e39-ac2b-46eb-8363-376df0f6cf29")
-		(property "Reference" "#PWR041"
+		(property "Reference" "#PWR037"
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@@ -27220,7 +28292,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR041")
+					(reference "#PWR037")
 					(unit 1)
 				)
 			)
@@ -27301,7 +28373,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "1d99c860-2526-4cbc-90cb-e272fcc6a24a")
-		(property "Reference" "R34"
+		(property "Reference" "R50"
 			(at 318.135 28.575 90)
 			(effects
 				(font
@@ -27364,7 +28436,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R34")
+					(reference "R50")
 					(unit 1)
 				)
 			)
@@ -27380,7 +28452,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "1dd288bd-42ce-4bed-9f19-42a0861c87b7")
-		(property "Reference" "#PWR070"
+		(property "Reference" "#PWR069"
 			(at 299.72 216.535 0)
 			(effects
 				(font
@@ -27430,7 +28502,74 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR070")
+					(reference "#PWR069")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:R")
+		(at 111.76 137.795 90)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "1e0aea6d-19fe-47a2-9db0-ab4c303f4a68")
+		(property "Reference" "R10"
+			(at 106.68 136.525 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "3k3"
+			(at 111.76 137.795 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" "Resistor_SMD:R_2010_5025Metric_Pad1.40x2.65mm_HandSolder"
+			(at 111.76 139.573 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 111.76 137.795 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Resistor"
+			(at 111.76 137.795 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "1"
+			(uuid "8647fcbd-580b-4216-a7d0-8ff33dcfae93")
+		)
+		(pin "2"
+			(uuid "cb9d6a86-2b28-450b-9b82-38a87c3ad829")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "R10")
 					(unit 1)
 				)
 			)
@@ -27446,7 +28585,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "253a1d6d-9b50-4386-9630-5f3ecc085ec2")
-		(property "Reference" "R11"
+		(property "Reference" "R27"
 			(at 220.345 27.559 90)
 			(effects
 				(font
@@ -27509,7 +28648,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R11")
+					(reference "R27")
 					(unit 1)
 				)
 			)
@@ -27593,7 +28732,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "266c772e-a775-413a-8a7c-d0da266b2fd9")
-		(property "Reference" "#PWR044"
+		(property "Reference" "#PWR043"
 			(at 191.77 248.285 0)
 			(effects
 				(font
@@ -27643,7 +28782,74 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR044")
+					(reference "#PWR043")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "power:PWR_FLAG")
+		(at 93.345 269.24 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "26b72e7f-2dee-4504-95c0-a0f9c1981d51")
+		(property "Reference" "#FLG015"
+			(at 93.345 267.335 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Value" "PWR_FLAG"
+			(at 93.345 265.6642 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Footprint" ""
+			(at 93.345 269.24 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 93.345 269.24 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" ""
+			(at 93.345 269.24 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "1"
+			(uuid "4d39c6d2-7e43-4fd5-9d7b-5cc12aea58a2")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "#FLG015")
 					(unit 1)
 				)
 			)
@@ -27749,7 +28955,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "28404aec-f2b7-47bd-8c2c-85db2579590c")
-		(property "Reference" "F3"
+		(property "Reference" "F4"
 			(at 334.264 154.686 0)
 			(effects
 				(font
@@ -27810,7 +29016,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "F3")
+					(reference "F4")
 					(unit 1)
 				)
 			)
@@ -27826,7 +29032,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "28a2b46c-ebc3-4719-9207-e4af31619c8c")
-		(property "Reference" "U9"
+		(property "Reference" "U11"
 			(at 273.9137 73.1352 0)
 			(effects
 				(font
@@ -27901,7 +29107,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "U9")
+					(reference "U11")
 					(unit 1)
 				)
 			)
@@ -27916,7 +29122,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "2936c100-4bd9-417a-821c-796dfa1680c9")
-		(property "Reference" "#PWR056"
+		(property "Reference" "#PWR055"
 			(at 245.11 72.39 0)
 			(effects
 				(font
@@ -27964,7 +29170,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR056")
+					(reference "#PWR055")
 					(unit 1)
 				)
 			)
@@ -27980,7 +29186,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "29e949e6-8659-45bf-81e2-675b87891b4e")
-		(property "Reference" "#PWR024"
+		(property "Reference" "#PWR026"
 			(at 126.365 38.1 0)
 			(effects
 				(font
@@ -28030,7 +29236,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR024")
+					(reference "#PWR026")
 					(unit 1)
 				)
 			)
@@ -28045,7 +29251,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "2a57c89d-c95e-4b8c-9371-ed0e0bd2e0f2")
-		(property "Reference" "U10"
+		(property "Reference" "U12"
 			(at 289.814 173.101 0)
 			(effects
 				(font
@@ -28150,7 +29356,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "U10")
+					(reference "U12")
 					(unit 1)
 				)
 			)
@@ -28243,7 +29449,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "2c92c926-767f-4f0b-830d-000a8135349a")
-		(property "Reference" "#PWR046"
+		(property "Reference" "#PWR045"
 			(at 196.85 27.94 0)
 			(effects
 				(font
@@ -28293,7 +29499,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR046")
+					(reference "#PWR045")
 					(unit 1)
 				)
 			)
@@ -28309,7 +29515,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "2dd5b0b2-7402-4c97-bc53-379b7d29380e")
-		(property "Reference" "#PWR075"
+		(property "Reference" "#PWR074"
 			(at 320.675 207.645 0)
 			(effects
 				(font
@@ -28359,7 +29565,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR075")
+					(reference "#PWR074")
 					(unit 1)
 				)
 			)
@@ -28522,6 +29728,73 @@
 			)
 		)
 	)
+	(symbol
+		(lib_name "GND_1")
+		(lib_id "power:GND")
+		(at 176.53 205.105 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "2fa18815-f8f5-4af9-a324-58f48faaf364")
+		(property "Reference" "#PWR041"
+			(at 176.53 211.455 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Value" "GNDe"
+			(at 176.53 209.2381 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" ""
+			(at 176.53 205.105 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" ""
+			(at 176.53 205.105 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
+			(at 176.53 205.105 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "1"
+			(uuid "9bbbc7e2-34ca-4d28-b1a4-241ce7360648")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "#PWR041")
+					(unit 1)
+				)
+			)
+		)
+	)
 	(symbol
 		(lib_id "power:GND")
 		(at 196.85 31.75 0)
@@ -28531,7 +29804,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "30393d1e-0347-4aa6-99e6-3d1e1f7319b8")
-		(property "Reference" "#PWR047"
+		(property "Reference" "#PWR046"
 			(at 196.85 38.1 0)
 			(effects
 				(font
@@ -28581,23 +29854,39 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR047")
+					(reference "#PWR046")
 					(unit 1)
 				)
 			)
 		)
 	)
 	(symbol
-		(lib_id "power:GND")
-		(at 156.845 196.215 0)
+		(lib_id "Device:C_Small")
+		(at 161.925 146.685 90)
 		(unit 1)
 		(exclude_from_sim no)
 		(in_bom yes)
 		(on_board yes)
 		(dnp no)
-		(uuid "32d0c73c-04a4-491c-ac25-12bd6440075c")
-		(property "Reference" "#PWR040"
-			(at 156.845 202.565 0)
+		(uuid "307b84e4-54d2-42d2-802b-fd539d471256")
+		(property "Reference" "C18"
+			(at 161.925 144.145 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "1n"
+			(at 161.925 149.225 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" "Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder"
+			(at 161.925 146.685 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -28605,16 +29894,8 @@
 				(hide yes)
 			)
 		)
-		(property "Value" "GND"
-			(at 156.845 200.025 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Footprint" ""
-			(at 156.845 196.215 0)
+		(property "Datasheet" "~"
+			(at 161.925 146.685 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -28622,8 +29903,8 @@
 				(hide yes)
 			)
 		)
-		(property "Datasheet" ""
-			(at 156.845 196.215 0)
+		(property "Description" "Unpolarized capacitor, small symbol"
+			(at 161.925 146.685 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -28631,22 +29912,16 @@
 				(hide yes)
 			)
 		)
-		(property "Description" ""
-			(at 156.845 196.215 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
+		(pin "2"
+			(uuid "3159d364-cdb1-4ca6-9a11-45367d2bded1")
 		)
 		(pin "1"
-			(uuid "583270f4-be7a-4ba6-b640-1404997b164c")
+			(uuid "38285793-cebb-481a-84ab-03e31bcb66f5")
 		)
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR040")
+					(reference "C18")
 					(unit 1)
 				)
 			)
@@ -28661,7 +29936,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "32ee90fd-ed9c-4a73-a9c6-bbbe8946a251")
-		(property "Reference" "R19"
+		(property "Reference" "R35"
 			(at 241.554 118.11 0)
 			(effects
 				(font
@@ -28724,7 +29999,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R19")
+					(reference "R35")
 					(unit 1)
 				)
 			)
@@ -28818,7 +30093,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "33ab5ad6-9df4-454d-98ce-5e5ce74e7958")
-		(property "Reference" "R17"
+		(property "Reference" "R33"
 			(at 240.03 72.517 0)
 			(effects
 				(font
@@ -28881,7 +30156,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R17")
+					(reference "R33")
 					(unit 1)
 				)
 			)
@@ -28897,7 +30172,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "33d35d3f-829d-49bf-b5f3-8ab386499c8b")
-		(property "Reference" "#PWR062"
+		(property "Reference" "#PWR061"
 			(at 271.145 100.965 0)
 			(effects
 				(font
@@ -28947,7 +30222,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR062")
+					(reference "#PWR061")
 					(unit 1)
 				)
 			)
@@ -29039,7 +30314,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "35c3a656-74bb-4590-b886-5295bcd256cd")
-		(property "Reference" "#PWR059"
+		(property "Reference" "#PWR058"
 			(at 265.43 128.27 0)
 			(effects
 				(font
@@ -29089,7 +30364,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR059")
+					(reference "#PWR058")
 					(unit 1)
 				)
 			)
@@ -29268,7 +30543,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "38cd3bb4-71f2-48aa-a0b5-37173d207cf3")
-		(property "Reference" "#PWR072"
+		(property "Reference" "#PWR071"
 			(at 320.04 20.955 0)
 			(effects
 				(font
@@ -29318,7 +30593,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR072")
+					(reference "#PWR071")
 					(unit 1)
 				)
 			)
@@ -29334,7 +30609,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "39230b26-ae40-47a3-b257-b97c36a58bed")
-		(property "Reference" "#PWR019"
+		(property "Reference" "#PWR020"
 			(at 114.935 280.67 0)
 			(effects
 				(font
@@ -29384,7 +30659,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR019")
+					(reference "#PWR020")
 					(unit 1)
 				)
 			)
@@ -29399,7 +30674,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "392eaa9d-df8c-4a1b-ae77-0fda8b6cf758")
-		(property "Reference" "R33"
+		(property "Reference" "R49"
 			(at 317.373 161.544 90)
 			(effects
 				(font
@@ -29462,7 +30737,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R33")
+					(reference "R49")
 					(unit 1)
 				)
 			)
@@ -29674,7 +30949,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "3bdee6c2-276d-4d52-a2e6-34877cc4875c")
-		(property "Reference" "R25"
+		(property "Reference" "R41"
 			(at 253.365 260.477 90)
 			(effects
 				(font
@@ -29735,7 +31010,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R25")
+					(reference "R41")
 					(unit 1)
 				)
 			)
@@ -30042,7 +31317,7 @@
 	(symbol
 		(lib_name "PWR_FLAG_1")
 		(lib_id "power:PWR_FLAG")
-		(at 156.845 117.475 0)
+		(at 149.86 121.92 0)
 		(unit 1)
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 		(instances
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-					(reference "C26")
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 		(instances
 			(project "stm32"
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 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
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+					(reference "R34")
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+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "R14")
 					(unit 1)
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 		(instances
 			(project "stm32"
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 		(instances
 			(project "stm32"
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 			(project "stm32"
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 			(project "stm32"
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 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C21")
+					(reference "C29")
 					(unit 1)
 				)
 			)
@@ -31111,7 +32713,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "56758733-eeb9-492a-96c7-fd89daed6dd0")
-		(property "Reference" "R24"
+		(property "Reference" "R40"
 			(at 253.365 253.873 90)
 			(effects
 				(font
@@ -31172,7 +32774,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R24")
+					(reference "R40")
 					(unit 1)
 				)
 			)
@@ -31187,7 +32789,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "57b55006-ccf2-4e3e-b104-36dea065b4e6")
-		(property "Reference" "#PWR076"
+		(property "Reference" "#PWR075"
 			(at 322.58 162.56 0)
 			(effects
 				(font
@@ -31237,7 +32839,85 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR076")
+					(reference "#PWR075")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:R")
+		(at 146.685 142.875 180)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "5a9e0eb8-fe1f-42bf-9e53-3aa92a1f35b2")
+		(property "Reference" "R17"
+			(at 145.415 142.875 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Value" "560"
+			(at 146.685 141.224 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Footprint" "Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolder"
+			(at 148.463 142.875 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 146.685 142.875 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" ""
+			(at 146.685 142.875 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Manufacturer" ""
+			(at 146.685 142.875 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "1"
+			(uuid "3f56345e-7efa-43ac-ad09-7ef8565af62e")
+		)
+		(pin "2"
+			(uuid "2d25e822-70bf-4e0f-8dd1-1e86bfe4bf03")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "R17")
 					(unit 1)
 				)
 			)
@@ -31407,7 +33087,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "63473e62-9686-4f8e-ae6d-48017eba2699")
-		(property "Reference" "#PWR085"
+		(property "Reference" "#PWR084"
 			(at 356.87 162.56 0)
 			(effects
 				(font
@@ -31457,7 +33137,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR085")
+					(reference "#PWR084")
 					(unit 1)
 				)
 			)
@@ -31540,6 +33220,73 @@
 			)
 		)
 	)
+	(symbol
+		(lib_name "GND_1")
+		(lib_id "power:GND")
+		(at 115.57 147.955 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "64bc63d3-2d32-4531-be76-335de31837e0")
+		(property "Reference" "#PWR021"
+			(at 115.57 154.305 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Value" "GNDe"
+			(at 115.57 152.0881 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" ""
+			(at 115.57 147.955 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" ""
+			(at 115.57 147.955 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
+			(at 115.57 147.955 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "1"
+			(uuid "78282d63-2c99-4f5a-b89b-b42d14dc94a1")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "#PWR021")
+					(unit 1)
+				)
+			)
+		)
+	)
 	(symbol
 		(lib_id "stm32-rescue:C")
 		(at 309.245 29.21 90)
@@ -31549,7 +33296,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "6521c46b-0f95-43df-bc25-d25022cf80f6")
-		(property "Reference" "C33"
+		(property "Reference" "C41"
 			(at 307.34 30.861 90)
 			(effects
 				(font
@@ -31611,7 +33358,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C33")
+					(reference "C41")
 					(unit 1)
 				)
 			)
@@ -31626,7 +33373,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "65b6142d-b567-45b7-8093-f605b722228d")
-		(property "Reference" "#PWR048"
+		(property "Reference" "#PWR047"
 			(at 199.39 281.305 0)
 			(effects
 				(font
@@ -31676,12 +33423,124 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR048")
+					(reference "#PWR047")
 					(unit 1)
 				)
 			)
 		)
 	)
+	(symbol
+		(lib_id "Isolator:LTV-844")
+		(at 137.16 188.595 90)
+		(unit 4)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "667174bb-357e-484c-92ab-c63ecacb686d")
+		(property "Reference" "U7"
+			(at 132.3975 188.9125 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "PC844"
+			(at 142.6902 188.595 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" "Package_DIP:DIP-16_W7.62mm"
+			(at 142.24 193.675 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+					(italic yes)
+				)
+				(justify left)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "http://optoelectronics.liteon.com/upload/download/DS-70-96-0013/S_110_LTV-814%20824%20844%20(M,%20S,%20S-TA,%20S-TA1,%20S-TP)%20Series.pdf"
+			(at 137.16 187.96 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+				(hide yes)
+			)
+		)
+		(property "Description" "Quad AC/DC Optocoupler, Vce 35V, CTR 20%, DIP16"
+			(at 137.16 188.595 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "10"
+			(uuid "d18d49c5-fb66-43a2-bb5f-6b36b975bbd2")
+		)
+		(pin "12"
+			(uuid "788e8616-3afb-4661-9638-428b555aa435")
+		)
+		(pin "7"
+			(uuid "ee770510-4fc6-4314-b323-2e3046f08f70")
+		)
+		(pin "6"
+			(uuid "fcb6cb32-7e24-49ab-b853-f61bb1630ce1")
+		)
+		(pin "5"
+			(uuid "7787c1ce-a02d-4fd2-ae6d-6df552a9ed80")
+		)
+		(pin "13"
+			(uuid "2d5dd486-15b1-4c9c-ba2b-b4a7cd25ac2d")
+		)
+		(pin "14"
+			(uuid "24bf4b90-ae9e-485c-b03b-165a17a0a9f3")
+		)
+		(pin "15"
+			(uuid "224bcb04-45f7-456e-8681-6fda8957dcc7")
+		)
+		(pin "8"
+			(uuid "2aa01bf0-5ca3-49f5-833a-483ab2789556")
+		)
+		(pin "11"
+			(uuid "6d8ff861-43ad-4e33-9997-dd5c033d6ed7")
+		)
+		(pin "3"
+			(uuid "d4ddb6bd-1096-44de-a303-3b3365fa1b32")
+		)
+		(pin "2"
+			(uuid "7a0c558e-1b03-4051-882d-91f5242e7cc6")
+		)
+		(pin "9"
+			(uuid "c5dd01bf-c918-4c5e-8cf8-abc5e6c4bae7")
+		)
+		(pin "16"
+			(uuid "8686b354-2dbb-40a8-b8eb-bfdbaefc68b3")
+		)
+		(pin "4"
+			(uuid "01db03aa-297b-4a12-bcb2-0e7f4df71a9f")
+		)
+		(pin "1"
+			(uuid "f6b38448-2263-4dc2-8de9-f39443310629")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "U7")
+					(unit 4)
+				)
+			)
+		)
+	)
 	(symbol
 		(lib_id "elements:B0505S-2W")
 		(at 384.81 160.02 0)
@@ -31841,71 +33700,6 @@
 			)
 		)
 	)
-	(symbol
-		(lib_id "power:GND")
-		(at 156.845 180.975 0)
-		(unit 1)
-		(exclude_from_sim no)
-		(in_bom yes)
-		(on_board yes)
-		(dnp no)
-		(uuid "6a193267-fbe5-4a23-aadb-91f126725f8c")
-		(property "Reference" "#PWR039"
-			(at 156.845 187.325 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Value" "GND"
-			(at 156.845 184.785 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Footprint" ""
-			(at 156.845 180.975 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Datasheet" ""
-			(at 156.845 180.975 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Description" ""
-			(at 156.845 180.975 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(pin "1"
-			(uuid "7e153606-50fe-4117-acab-f859927818a8")
-		)
-		(instances
-			(project "stm32"
-				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR039")
-					(unit 1)
-				)
-			)
-		)
-	)
 	(symbol
 		(lib_id "Jumper:SolderJumper_2_Open")
 		(at 367.03 158.75 270)
@@ -32060,6 +33854,73 @@
 			)
 		)
 	)
+	(symbol
+		(lib_id "Device:C_Small")
+		(at 137.16 146.685 90)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "6d840def-f5f9-4781-891f-227d9832328d")
+		(property "Reference" "C13"
+			(at 137.16 144.145 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "1n"
+			(at 137.16 149.225 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" "Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder"
+			(at 137.16 146.685 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 137.16 146.685 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Unpolarized capacitor, small symbol"
+			(at 137.16 146.685 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "2"
+			(uuid "e7ef08c2-8254-4d88-9881-99d620a057b5")
+		)
+		(pin "1"
+			(uuid "d76efeae-b6bd-405e-9642-279dc53f093a")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "C13")
+					(unit 1)
+				)
+			)
+		)
+	)
 	(symbol
 		(lib_id "power:GND")
 		(at 234.315 37.465 0)
@@ -32069,7 +33930,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "6d89f343-c490-43ce-9bc9-395539af18d3")
-		(property "Reference" "#PWR051"
+		(property "Reference" "#PWR050"
 			(at 234.315 43.815 0)
 			(effects
 				(font
@@ -32119,7 +33980,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR051")
+					(reference "#PWR050")
 					(unit 1)
 				)
 			)
@@ -32352,7 +34213,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "72c19efb-5fa3-405f-b511-e254a33aea05")
-		(property "Reference" "C39"
+		(property "Reference" "C47"
 			(at 397.256 162.306 0)
 			(effects
 				(font
@@ -32415,7 +34276,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C39")
+					(reference "C47")
 					(unit 1)
 				)
 			)
@@ -32431,7 +34292,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "73e9e299-851e-4169-9c20-9b6272bf8788")
-		(property "Reference" "#PWR080"
+		(property "Reference" "#PWR079"
 			(at 332.74 234.315 0)
 			(effects
 				(font
@@ -32481,7 +34342,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR080")
+					(reference "#PWR079")
 					(unit 1)
 				)
 			)
@@ -32497,7 +34358,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "74f69adb-1a66-4bcf-b574-3c21cacfcf1c")
-		(property "Reference" "R13"
+		(property "Reference" "R29"
 			(at 220.345 35.814 90)
 			(effects
 				(font
@@ -32560,7 +34421,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R13")
+					(reference "R29")
 					(unit 1)
 				)
 			)
@@ -32575,7 +34436,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "750fb9aa-92bd-4543-9b2a-2eb5968cfcb2")
-		(property "Reference" "C34"
+		(property "Reference" "C42"
 			(at 338.201 159.766 0)
 			(effects
 				(font
@@ -32638,7 +34499,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C34")
+					(reference "C42")
 					(unit 1)
 				)
 			)
@@ -32646,7 +34507,7 @@
 	)
 	(symbol
 		(lib_id "elements:B0505S")
-		(at 167.005 120.015 0)
+		(at 160.02 124.46 0)
 		(unit 1)
 		(exclude_from_sim no)
 		(in_bom yes)
@@ -32654,7 +34515,7 @@
 		(dnp no)
 		(uuid "770f8b7d-9bf3-49cc-b4a6-1ce9671c09bd")
 		(property "Reference" "Q3"
-			(at 167.005 126.619 0)
+			(at 160.02 131.064 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -32662,7 +34523,7 @@
 			)
 		)
 		(property "Value" "B0509S-1W"
-			(at 167.005 113.919 0)
+			(at 160.02 118.364 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -32670,7 +34531,7 @@
 			)
 		)
 		(property "Footprint" "my_footprints:B0x0xS"
-			(at 167.005 120.015 0)
+			(at 160.02 124.46 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -32679,7 +34540,7 @@
 			)
 		)
 		(property "Datasheet" ""
-			(at 167.005 120.015 0)
+			(at 160.02 124.46 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -32688,7 +34549,7 @@
 			)
 		)
 		(property "Description" ""
-			(at 167.005 120.015 0)
+			(at 160.02 124.46 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -32697,7 +34558,7 @@
 			)
 		)
 		(property "Manufacturer" ""
-			(at 167.005 120.015 0)
+			(at 160.02 124.46 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -32736,7 +34597,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "78bf7243-8729-4114-8f03-2ac413cd5ecd")
-		(property "Reference" "#PWR097"
+		(property "Reference" "#PWR096"
 			(at 393.7 26.67 0)
 			(effects
 				(font
@@ -32786,7 +34647,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR097")
+					(reference "#PWR096")
 					(unit 1)
 				)
 			)
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 		(uuid "78f7b26a-9d34-40f4-a49a-48cb0fcdcb36")
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-					(reference "#PWR0101")
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 			(project "stm32"
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+					(reference "#PWR086")
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@@ -33091,7 +34952,7 @@
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@@ -33154,7 +35015,7 @@
 		(instances
 			(project "stm32"
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@@ -33231,7 +35092,7 @@
 		(instances
 			(project "stm32"
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-					(reference "C25")
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@@ -33323,7 +35184,7 @@
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 		(dnp no)
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@@ -33384,7 +35245,7 @@
 		(instances
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@@ -33401,7 +35262,7 @@
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@@ -33451,7 +35312,7 @@
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 			(project "stm32"
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+					(reference "#PWR081")
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@@ -33552,7 +35413,7 @@
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 		(dnp no)
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 			(project "stm32"
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@@ -33610,7 +35471,7 @@
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@@ -33618,7 +35479,7 @@
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@@ -33626,7 +35487,7 @@
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@@ -33635,7 +35496,7 @@
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@@ -33653,7 +35514,7 @@
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@@ -33662,7 +35523,7 @@
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 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C37")
+					(reference "C45")
+					(unit 1)
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+		(property "Footprint" "Resistor_SMD:R_2010_5025Metric_Pad1.40x2.65mm_HandSolder"
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+			(effects
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+				(hide yes)
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+				(hide yes)
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+		(property "Description" "Resistor"
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+			(uuid "26e6f07f-7e7f-415d-99bf-f493f7ec95fd")
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+			(uuid "a90e7931-e3aa-4260-8d75-404a352eaf61")
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+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "R7")
 					(unit 1)
 				)
 			)
@@ -33830,6 +35758,119 @@
 			)
 		)
 	)
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+		(at 149.225 155.575 90)
+		(mirror x)
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+			(effects
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+		(property "Footprint" "Package_DIP:DIP-16_W7.62mm"
+			(at 154.305 150.495 0)
+			(effects
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+					(italic yes)
+				)
+				(justify left)
+				(hide yes)
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+		)
+		(property "Datasheet" "http://optoelectronics.liteon.com/upload/download/DS-70-96-0013/S_110_LTV-814%20824%20844%20(M,%20S,%20S-TA,%20S-TA1,%20S-TP)%20Series.pdf"
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+		(pin "16"
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+			(uuid "47ca86dc-1f15-4ab4-bdec-4e42033f2833")
+		)
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+			(uuid "f6b38448-2263-4dc2-8de9-f39443310627")
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+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "U6")
+					(unit 2)
+				)
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 	(symbol
 		(lib_id "Interface_USB:ADUM4160")
 		(at 204.47 259.715 0)
@@ -33840,7 +35881,7 @@
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 		(uuid "8d75df65-6b0a-48a0-85a2-1e08be8f9ab3")
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@@ -33945,7 +35986,85 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "U7")
+					(reference "U9")
+					(unit 1)
+				)
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+		(uuid "8de24b6a-d53d-464d-bcba-f7ccedd1f64d")
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+		)
+		(property "Footprint" "Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolder"
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+			(effects
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+		(property "Manufacturer" ""
+			(at 134.62 201.295 0)
+			(effects
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+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "R15")
 					(unit 1)
 				)
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@@ -34036,7 +36155,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "8e1fac69-f173-4af2-bd8c-98efaf77d80a")
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 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
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+					(reference "#PWR087")
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 		(uuid "8f560d6a-94bb-4b58-8a53-12b2343b4c26")
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 			(project "stm32"
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 		(uuid "9207c812-695c-4d8e-a257-b14cc7350615")
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 		(instances
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 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
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 		(uuid "965b5ada-e346-42c9-b22a-e1fae2161e0d")
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 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR067")
+					(reference "#PWR066")
 					(unit 1)
 				)
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+		(property "Datasheet" "http://optoelectronics.liteon.com/upload/download/DS-70-96-0013/S_110_LTV-814%20824%20844%20(M,%20S,%20S-TA,%20S-TA1,%20S-TP)%20Series.pdf"
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+			(uuid "c81d7059-5ef7-42e4-85f0-39096e09cb59")
+		)
+		(pin "13"
+			(uuid "2d5dd486-15b1-4c9c-ba2b-b4a7cd25ac2c")
+		)
+		(pin "14"
+			(uuid "24bf4b90-ae9e-485c-b03b-165a17a0a9f2")
+		)
+		(pin "15"
+			(uuid "224bcb04-45f7-456e-8681-6fda8957dcc6")
+		)
+		(pin "8"
+			(uuid "e63fb385-817d-49eb-8f6b-084db908a6d5")
+		)
+		(pin "11"
+			(uuid "d7a8faed-91b3-48cb-b725-f8342aa1a57d")
+		)
+		(pin "3"
+			(uuid "d4ddb6bd-1096-44de-a303-3b3365fa1b31")
+		)
+		(pin "2"
+			(uuid "7a0c558e-1b03-4051-882d-91f5242e7cc5")
+		)
+		(pin "9"
+			(uuid "2bc921bf-af94-41f5-bccc-d72ead96f9a1")
+		)
+		(pin "16"
+			(uuid "8686b354-2dbb-40a8-b8eb-bfdbaefc68b2")
+		)
+		(pin "4"
+			(uuid "01db03aa-297b-4a12-bcb2-0e7f4df71a9e")
+		)
+		(pin "1"
+			(uuid "f6b38448-2263-4dc2-8de9-f39443310628")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "U7")
+					(unit 3)
+				)
+			)
+		)
+	)
 	(symbol
 		(lib_id "stm32-rescue:C")
 		(at 220.98 248.285 0)
@@ -34374,7 +36605,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "971a16ad-1c82-4e70-abad-2116c59bae49")
-		(property "Reference" "C20"
+		(property "Reference" "C28"
 			(at 221.615 245.745 0)
 			(effects
 				(font
@@ -34436,72 +36667,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C20")
-					(unit 1)
-				)
-			)
-		)
-	)
-	(symbol
-		(lib_id "power:GND")
-		(at 156.845 166.37 0)
-		(unit 1)
-		(exclude_from_sim no)
-		(in_bom yes)
-		(on_board yes)
-		(dnp no)
-		(uuid "97428a20-20d1-4782-afd6-112e95d792e4")
-		(property "Reference" "#PWR038"
-			(at 156.845 172.72 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Value" "GND"
-			(at 156.845 170.18 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-			)
-		)
-		(property "Footprint" ""
-			(at 156.845 166.37 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Datasheet" ""
-			(at 156.845 166.37 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(property "Description" ""
-			(at 156.845 166.37 0)
-			(effects
-				(font
-					(size 1.27 1.27)
-				)
-				(hide yes)
-			)
-		)
-		(pin "1"
-			(uuid "7f93e34b-a15c-4eed-95f1-d4f7fb5ab38d")
-		)
-		(instances
-			(project "stm32"
-				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR038")
+					(reference "C28")
 					(unit 1)
 				)
 			)
@@ -34517,7 +36683,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "981da248-ed67-499d-a991-85ea4d362915")
-		(property "Reference" "#PWR065"
+		(property "Reference" "#PWR064"
 			(at 284.48 216.535 0)
 			(effects
 				(font
@@ -34567,12 +36733,193 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR065")
+					(reference "#PWR064")
 					(unit 1)
 				)
 			)
 		)
 	)
+	(symbol
+		(lib_name "PWR_FLAG_1")
+		(lib_id "power:PWR_FLAG")
+		(at 299.72 174.625 90)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "995dff41-3a30-4866-b67a-19598e76036e")
+		(property "Reference" "#FLG014"
+			(at 297.815 174.625 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Value" "PWR_FLAG"
+			(at 295.5869 174.625 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Footprint" ""
+			(at 299.72 174.625 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 299.72 174.625 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Special symbol for telling ERC where power comes from"
+			(at 299.72 174.625 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "1"
+			(uuid "5a3e54c7-4cf1-4b64-96f7-69e5484f2d10")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "#FLG014")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Isolator:LTV-844")
+		(at 161.925 155.575 90)
+		(mirror x)
+		(unit 3)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "9a2efa11-2eb3-4a89-9bfc-71d4af8e561b")
+		(property "Reference" "U6"
+			(at 156.845 155.575 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "PC844"
+			(at 167.4552 155.575 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" "Package_DIP:DIP-16_W7.62mm"
+			(at 167.005 150.495 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+					(italic yes)
+				)
+				(justify left)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "http://optoelectronics.liteon.com/upload/download/DS-70-96-0013/S_110_LTV-814%20824%20844%20(M,%20S,%20S-TA,%20S-TA1,%20S-TP)%20Series.pdf"
+			(at 161.925 156.21 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+				(hide yes)
+			)
+		)
+		(property "Description" "Quad AC/DC Optocoupler, Vce 35V, CTR 20%, DIP16"
+			(at 161.925 155.575 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "10"
+			(uuid "bd712fd6-9ae8-4c98-993f-bf0fc63e9941")
+		)
+		(pin "12"
+			(uuid "a1b93727-0c8b-40fd-b4f0-37375d37a4a6")
+		)
+		(pin "7"
+			(uuid "7379ba7a-cf08-4e40-be5a-1dce56be4667")
+		)
+		(pin "6"
+			(uuid "7d824aa2-f7d7-4712-aa1b-a6676805a9d5")
+		)
+		(pin "5"
+			(uuid "bf30e7d8-3c08-412c-98bb-7266e2108fe7")
+		)
+		(pin "13"
+			(uuid "2d5dd486-15b1-4c9c-ba2b-b4a7cd25ac2c")
+		)
+		(pin "14"
+			(uuid "24bf4b90-ae9e-485c-b03b-165a17a0a9f2")
+		)
+		(pin "15"
+			(uuid "224bcb04-45f7-456e-8681-6fda8957dcc6")
+		)
+		(pin "8"
+			(uuid "e63fb385-817d-49eb-8f6b-084db908a6d5")
+		)
+		(pin "11"
+			(uuid "ab7195db-1527-4a8d-ad71-0b89b473f444")
+		)
+		(pin "3"
+			(uuid "d4ddb6bd-1096-44de-a303-3b3365fa1b31")
+		)
+		(pin "2"
+			(uuid "7a0c558e-1b03-4051-882d-91f5242e7cc5")
+		)
+		(pin "9"
+			(uuid "2bc921bf-af94-41f5-bccc-d72ead96f9a1")
+		)
+		(pin "16"
+			(uuid "8686b354-2dbb-40a8-b8eb-bfdbaefc68b2")
+		)
+		(pin "4"
+			(uuid "01db03aa-297b-4a12-bcb2-0e7f4df71a9e")
+		)
+		(pin "1"
+			(uuid "f6b38448-2263-4dc2-8de9-f39443310628")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "U6")
+					(unit 3)
+				)
+			)
+		)
+	)
 	(symbol
 		(lib_id "stm32-rescue:C")
 		(at 219.075 266.065 0)
@@ -34582,7 +36929,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "9b6b6b38-fb60-4b5e-bf52-632696461ce3")
-		(property "Reference" "C19"
+		(property "Reference" "C27"
 			(at 219.71 263.525 0)
 			(effects
 				(font
@@ -34644,7 +36991,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C19")
+					(reference "C27")
 					(unit 1)
 				)
 			)
@@ -34659,7 +37006,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "9cbbe7d9-43eb-47e9-b950-05e9a8a107af")
-		(property "Reference" "C31"
+		(property "Reference" "C39"
 			(at 284.607 166.624 90)
 			(effects
 				(font
@@ -34720,7 +37067,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C31")
+					(reference "C39")
 					(unit 1)
 				)
 			)
@@ -34735,7 +37082,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "9cf74c2f-8af9-4045-a9f9-8c1e22b44e87")
-		(property "Reference" "C23"
+		(property "Reference" "C31"
 			(at 244.737 125.222 90)
 			(effects
 				(font
@@ -34796,7 +37143,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C23")
+					(reference "C31")
 					(unit 1)
 				)
 			)
@@ -34811,7 +37158,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "9d77c400-150a-498d-b229-31c610eb1a06")
-		(property "Reference" "R14"
+		(property "Reference" "R30"
 			(at 227.965 27.559 90)
 			(effects
 				(font
@@ -34874,7 +37221,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R14")
+					(reference "R30")
 					(unit 1)
 				)
 			)
@@ -34889,7 +37236,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "9dedd262-2661-4b47-bc6b-d28af02461cd")
-		(property "Reference" "C17"
+		(property "Reference" "C25"
 			(at 184.785 266.065 0)
 			(effects
 				(font
@@ -34951,7 +37298,74 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C17")
+					(reference "C25")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_name "GND_1")
+		(lib_id "power:GND")
+		(at 170.18 129.54 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "9f5b4cb9-cd08-48e3-84ad-423a8c5d337f")
+		(property "Reference" "#PWR038"
+			(at 170.18 135.89 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Value" "GNDe"
+			(at 170.18 133.6731 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" ""
+			(at 170.18 129.54 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" ""
+			(at 170.18 129.54 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Power symbol creates a global label with name \"GND\" , ground"
+			(at 170.18 129.54 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "1"
+			(uuid "c4aeed55-61ae-4f5b-bb3c-a76c20e670c8")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "#PWR038")
 					(unit 1)
 				)
 			)
@@ -34966,7 +37380,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "a00be515-19fb-437f-b2f2-441431c3893d")
-		(property "Reference" "#PWR090"
+		(property "Reference" "#PWR089"
 			(at 372.11 78.74 0)
 			(effects
 				(font
@@ -35014,7 +37428,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR090")
+					(reference "#PWR089")
 					(unit 1)
 				)
 			)
@@ -35029,7 +37443,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "a06dfd69-8a01-4520-80a2-641870455f12")
-		(property "Reference" "R29"
+		(property "Reference" "R45"
 			(at 287.401 217.678 90)
 			(effects
 				(font
@@ -35092,7 +37506,85 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R29")
+					(reference "R45")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:R")
+		(at 171.45 142.875 180)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "a0923907-5f88-4532-8447-2c1a44ec3a66")
+		(property "Reference" "R21"
+			(at 170.18 142.875 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Value" "560"
+			(at 171.45 141.224 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Footprint" "Resistor_SMD:R_0603_1608Metric_Pad0.98x0.95mm_HandSolder"
+			(at 173.228 142.875 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 171.45 142.875 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" ""
+			(at 171.45 142.875 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Manufacturer" ""
+			(at 171.45 142.875 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "1"
+			(uuid "8621ee9f-e948-4522-a008-a0f650921642")
+		)
+		(pin "2"
+			(uuid "55cc2e23-d6da-4e3e-a5cf-032cc156e4cf")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "R21")
 					(unit 1)
 				)
 			)
@@ -35107,7 +37599,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "a1986130-715d-4c83-aa97-f21d3c531564")
-		(property "Reference" "#PWR031"
+		(property "Reference" "#PWR030"
 			(at 138.43 45.72 0)
 			(effects
 				(font
@@ -35157,7 +37649,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR031")
+					(reference "#PWR030")
 					(unit 1)
 				)
 			)
@@ -35172,7 +37664,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "a1a76b4e-9cf0-4036-afb0-84707a392cd0")
-		(property "Reference" "R28"
+		(property "Reference" "R44"
 			(at 272.034 113.538 0)
 			(effects
 				(font
@@ -35235,7 +37727,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R28")
+					(reference "R44")
 					(unit 1)
 				)
 			)
@@ -35250,7 +37742,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "a4359e4e-cbd2-4699-aee7-14357c7abc49")
-		(property "Reference" "#PWR098"
+		(property "Reference" "#PWR097"
 			(at 393.7 44.45 0)
 			(effects
 				(font
@@ -35300,7 +37792,74 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR098")
+					(reference "#PWR097")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:C_Small")
+		(at 161.925 197.485 90)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "a491dd4b-b0dd-48cb-a20d-418ee88e59f2")
+		(property "Reference" "C19"
+			(at 161.925 194.945 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "1n"
+			(at 161.925 200.025 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" "Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder"
+			(at 161.925 197.485 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 161.925 197.485 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Unpolarized capacitor, small symbol"
+			(at 161.925 197.485 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "2"
+			(uuid "151a4884-3b05-4429-9ff9-ec4b77adab82")
+		)
+		(pin "1"
+			(uuid "e5db042c-a99d-4037-9b5d-7dc1d4ad2969")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "C19")
 					(unit 1)
 				)
 			)
@@ -35308,15 +37867,15 @@
 	)
 	(symbol
 		(lib_id "power:GND")
-		(at 119.38 156.21 0)
+		(at 120.015 186.055 0)
 		(unit 1)
 		(exclude_from_sim no)
 		(in_bom yes)
 		(on_board yes)
 		(dnp no)
 		(uuid "a617b36d-2ff9-49e5-af7e-bbdfa99e4018")
-		(property "Reference" "#PWR023"
-			(at 119.38 162.56 0)
+		(property "Reference" "#PWR025"
+			(at 120.015 192.405 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35325,7 +37884,7 @@
 			)
 		)
 		(property "Value" "GND"
-			(at 119.38 160.02 0)
+			(at 120.015 189.865 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35333,7 +37892,7 @@
 			)
 		)
 		(property "Footprint" ""
-			(at 119.38 156.21 0)
+			(at 120.015 186.055 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35342,7 +37901,7 @@
 			)
 		)
 		(property "Datasheet" ""
-			(at 119.38 156.21 0)
+			(at 120.015 186.055 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35351,7 +37910,7 @@
 			)
 		)
 		(property "Description" ""
-			(at 119.38 156.21 0)
+			(at 120.015 186.055 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35365,7 +37924,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR023")
+					(reference "#PWR025")
 					(unit 1)
 				)
 			)
@@ -35380,7 +37939,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "a621ed3b-6190-41dc-a5d3-f70e7dc481c1")
-		(property "Reference" "F1"
+		(property "Reference" "F2"
 			(at 115.57 22.733 90)
 			(effects
 				(font
@@ -35441,7 +38000,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "F1")
+					(reference "F2")
 					(unit 1)
 				)
 			)
@@ -35457,7 +38016,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "a6aed2ae-43ba-47a4-80d2-a5b3588fad15")
-		(property "Reference" "#PWR020"
+		(property "Reference" "#PWR022"
 			(at 116.84 91.44 0)
 			(effects
 				(font
@@ -35507,7 +38066,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR020")
+					(reference "#PWR022")
 					(unit 1)
 				)
 			)
@@ -35522,7 +38081,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "a92bacc1-7e99-4ec9-8bc9-6ee1cc883b90")
-		(property "Reference" "#PWR078"
+		(property "Reference" "#PWR077"
 			(at 327.66 207.645 0)
 			(effects
 				(font
@@ -35572,7 +38131,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR078")
+					(reference "#PWR077")
 					(unit 1)
 				)
 			)
@@ -35652,7 +38211,7 @@
 	)
 	(symbol
 		(lib_id "power:+3.3V")
-		(at 118.11 128.27 0)
+		(at 118.745 158.115 0)
 		(unit 1)
 		(exclude_from_sim no)
 		(in_bom yes)
@@ -35660,8 +38219,8 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "ab294f69-696b-4f25-9678-f79c9323bdf4")
-		(property "Reference" "#PWR022"
-			(at 118.11 132.08 0)
+		(property "Reference" "#PWR024"
+			(at 118.745 161.925 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35670,7 +38229,7 @@
 			)
 		)
 		(property "Value" "+3.3V"
-			(at 118.11 124.6942 0)
+			(at 118.745 154.5392 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35678,7 +38237,7 @@
 			)
 		)
 		(property "Footprint" ""
-			(at 118.11 128.27 0)
+			(at 118.745 158.115 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35687,7 +38246,7 @@
 			)
 		)
 		(property "Datasheet" ""
-			(at 118.11 128.27 0)
+			(at 118.745 158.115 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35696,7 +38255,7 @@
 			)
 		)
 		(property "Description" ""
-			(at 118.11 128.27 0)
+			(at 118.745 158.115 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35710,7 +38269,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR022")
+					(reference "#PWR024")
 					(unit 1)
 				)
 			)
@@ -35785,6 +38344,74 @@
 			)
 		)
 	)
+	(symbol
+		(lib_name "PWR_FLAG_1")
+		(lib_id "power:PWR_FLAG")
+		(at 375.92 181.61 90)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(fields_autoplaced yes)
+		(uuid "b09e9165-ae4d-4e09-b1c2-d491f99a00bd")
+		(property "Reference" "#FLG013"
+			(at 374.015 181.61 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Value" "PWR_FLAG"
+			(at 371.7869 181.61 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Footprint" ""
+			(at 375.92 181.61 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 375.92 181.61 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Special symbol for telling ERC where power comes from"
+			(at 375.92 181.61 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "1"
+			(uuid "d71259bb-1bb8-4e81-9cda-09f9d53de090")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "#FLG013")
+					(unit 1)
+				)
+			)
+		)
+	)
 	(symbol
 		(lib_id "Jumper:SolderJumper_2_Open")
 		(at 332.74 151.13 180)
@@ -35941,33 +38568,31 @@
 	)
 	(symbol
 		(lib_id "Device:C_Small")
-		(at 156.845 120.015 0)
+		(at 173.99 197.485 90)
 		(unit 1)
 		(exclude_from_sim no)
 		(in_bom yes)
 		(on_board yes)
 		(dnp no)
-		(uuid "b2d49f58-778b-49f0-913f-b059394ebf6e")
-		(property "Reference" "C13"
-			(at 151.13 120.015 0)
+		(uuid "b19424be-d71e-46ea-b368-a62584c75ef8")
+		(property "Reference" "C22"
+			(at 173.99 194.945 90)
 			(effects
 				(font
 					(size 1.27 1.27)
 				)
-				(justify left)
 			)
 		)
-		(property "Value" "1u"
-			(at 153.924 121.793 0)
+		(property "Value" "1n"
+			(at 173.99 200.025 90)
 			(effects
 				(font
 					(size 1.27 1.27)
 				)
-				(justify left)
 			)
 		)
-		(property "Footprint" "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder"
-			(at 156.845 120.015 0)
+		(property "Footprint" "Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder"
+			(at 173.99 197.485 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35976,7 +38601,76 @@
 			)
 		)
 		(property "Datasheet" "~"
-			(at 156.845 120.015 0)
+			(at 173.99 197.485 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Unpolarized capacitor, small symbol"
+			(at 173.99 197.485 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "2"
+			(uuid "09c40dbc-071c-46f7-9804-52dc2e11c5e4")
+		)
+		(pin "1"
+			(uuid "18546d88-86a1-475c-b412-bac1b5a8a4da")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "C22")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:C_Small")
+		(at 149.86 124.46 0)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "b2d49f58-778b-49f0-913f-b059394ebf6e")
+		(property "Reference" "C17"
+			(at 144.145 124.46 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Value" "1u"
+			(at 146.939 126.238 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(justify left)
+			)
+		)
+		(property "Footprint" "Capacitor_SMD:C_0805_2012Metric_Pad1.18x1.45mm_HandSolder"
+			(at 149.86 124.46 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 149.86 124.46 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35985,7 +38679,7 @@
 			)
 		)
 		(property "Description" ""
-			(at 156.845 120.015 0)
+			(at 149.86 124.46 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -35994,7 +38688,7 @@
 			)
 		)
 		(property "Manufacturer" ""
-			(at 156.845 120.015 0)
+			(at 149.86 124.46 0)
 			(effects
 				(font
 					(size 1.27 1.27)
@@ -36011,7 +38705,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C13")
+					(reference "C17")
 					(unit 1)
 				)
 			)
@@ -36026,7 +38720,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "b307cc7a-cefe-4f31-a727-7290887bd583")
-		(property "Reference" "R30"
+		(property "Reference" "R46"
 			(at 287.401 227.838 90)
 			(effects
 				(font
@@ -36089,7 +38783,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R30")
+					(reference "R46")
 					(unit 1)
 				)
 			)
@@ -36104,7 +38798,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "b3725509-82c2-4e20-ba90-4f0279a98517")
-		(property "Reference" "R27"
+		(property "Reference" "R43"
 			(at 265.684 118.11 0)
 			(effects
 				(font
@@ -36167,7 +38861,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R27")
+					(reference "R43")
 					(unit 1)
 				)
 			)
@@ -36183,7 +38877,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "b5d41e41-335c-434d-a13a-185ddddbb6a7")
-		(property "Reference" "#PWR069"
+		(property "Reference" "#PWR068"
 			(at 299.72 170.815 0)
 			(effects
 				(font
@@ -36233,7 +38927,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR069")
+					(reference "#PWR068")
 					(unit 1)
 				)
 			)
@@ -36326,7 +39020,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "b7d9d0ae-f597-456e-9f25-bd3628a936c0")
-		(property "Reference" "#PWR0100"
+		(property "Reference" "#PWR099"
 			(at 394.97 168.91 0)
 			(effects
 				(font
@@ -36376,7 +39070,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR0100")
+					(reference "#PWR099")
 					(unit 1)
 				)
 			)
@@ -36391,7 +39085,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "b944f607-1432-48b1-95e4-bfc2630f8d66")
-		(property "Reference" "#PWR052"
+		(property "Reference" "#PWR051"
 			(at 234.95 114.3 0)
 			(effects
 				(font
@@ -36441,7 +39135,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR052")
+					(reference "#PWR051")
 					(unit 1)
 				)
 			)
@@ -36457,7 +39151,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "ba85d35f-c54c-4d0c-82d5-e7992cd44450")
-		(property "Reference" "#PWR068"
+		(property "Reference" "#PWR067"
 			(at 295.91 29.21 0)
 			(effects
 				(font
@@ -36507,7 +39201,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR068")
+					(reference "#PWR067")
 					(unit 1)
 				)
 			)
@@ -36617,7 +39311,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "baa9d797-2dc5-46a0-805e-14ddb1aeba25")
-		(property "Reference" "C18"
+		(property "Reference" "C26"
 			(at 190.5 266.065 0)
 			(effects
 				(font
@@ -36679,7 +39373,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C18")
+					(reference "C26")
 					(unit 1)
 				)
 			)
@@ -36694,7 +39388,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "bad36d5c-8455-4094-8063-5170fd9b2fc6")
-		(property "Reference" "#PWR092"
+		(property "Reference" "#PWR091"
 			(at 375.92 177.8 0)
 			(effects
 				(font
@@ -36744,7 +39438,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR092")
+					(reference "#PWR091")
 					(unit 1)
 				)
 			)
@@ -36759,7 +39453,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "bb913c2d-c54d-483b-97df-61d99ea4c2e0")
-		(property "Reference" "#PWR063"
+		(property "Reference" "#PWR062"
 			(at 271.78 183.515 0)
 			(effects
 				(font
@@ -36809,7 +39503,219 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR063")
+					(reference "#PWR062")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:C_Small")
+		(at 149.225 146.685 90)
+		(unit 1)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "bc21cf5f-38a7-4182-bcb5-34d4e1e6a015")
+		(property "Reference" "C15"
+			(at 149.225 144.145 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Value" "1n"
+			(at 149.225 149.225 90)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+			)
+		)
+		(property "Footprint" "Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder"
+			(at 149.225 146.685 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 149.225 146.685 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(property "Description" "Unpolarized capacitor, small symbol"
+			(at 149.225 146.685 0)
+			(effects
+				(font
+					(size 1.27 1.27)
+				)
+				(hide yes)
+			)
+		)
+		(pin "2"
+			(uuid "7b80122d-5bb5-48f5-b21f-456c52b3080a")
+		)
+		(pin "1"
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@@ -38108,6 +41157,118 @@
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@@ -38258,7 +41419,7 @@
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@@ -38266,7 +41427,7 @@
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@@ -38275,7 +41436,7 @@
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 		(property "Datasheet" ""
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@@ -38284,7 +41445,7 @@
 			)
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@@ -38293,12 +41454,90 @@
 			)
 		)
 		(pin "1"
-			(uuid "b25c031d-d063-4e0b-b0ce-17056455a2e8")
+			(uuid "9841c25c-8c42-4757-9fcf-ffde249bd021")
 		)
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR029")
+					(reference "#PWR035")
+					(unit 1)
+				)
+			)
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+	(symbol
+		(lib_id "Device:R")
+		(at 171.45 201.295 180)
+		(unit 1)
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+		(on_board yes)
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+			(effects
+				(font
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+				(hide yes)
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+		(property "Manufacturer" ""
+			(at 171.45 201.295 0)
+			(effects
+				(font
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+				(hide yes)
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+		)
+		(pin "2"
+			(uuid "acf4a800-d437-4cb3-aa06-04add96e1bb2")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "R22")
 					(unit 1)
 				)
 			)
@@ -38314,7 +41553,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "d8b13872-5e3f-49e0-ab01-76277b432e0f")
-		(property "Reference" "#PWR094"
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@@ -38364,7 +41603,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR094")
+					(reference "#PWR093")
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@@ -38444,7 +41683,7 @@
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 		(dnp no)
 		(uuid "daf69a26-1d42-4c49-983f-9d839b7e5aab")
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@@ -38494,7 +41733,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR026")
+					(reference "#PWR028")
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@@ -38586,7 +41825,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "db0b7013-e353-4813-9457-18be7bc6d92c")
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 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR096")
+					(reference "#PWR095")
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 		(dnp no)
 		(uuid "db439cf8-0b4a-41e2-913f-b42f1c8caedb")
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@@ -38713,7 +41952,74 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R7")
+					(reference "R23")
+					(unit 1)
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+		(lib_id "Device:C_Small")
+		(at 137.16 197.485 90)
+		(unit 1)
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+		(in_bom yes)
+		(on_board yes)
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+		(uuid "ddb104ec-6a99-425e-877a-88f8956fe83d")
+		(property "Reference" "C14"
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+			(at 137.16 200.025 90)
+			(effects
+				(font
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+		(property "Footprint" "Capacitor_SMD:C_0603_1608Metric_Pad1.08x0.95mm_HandSolder"
+			(at 137.16 197.485 0)
+			(effects
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+				(hide yes)
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+		(property "Datasheet" "~"
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+			(effects
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+				(hide yes)
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+		(property "Description" "Unpolarized capacitor, small symbol"
+			(at 137.16 197.485 0)
+			(effects
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+				(hide yes)
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+		(pin "2"
+			(uuid "fab3e535-e75b-411f-8669-2fae072a87d9")
+		)
+		(pin "1"
+			(uuid "961e3d3f-0078-4bb1-8095-49ead948dfac")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "C14")
 					(unit 1)
 				)
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@@ -38729,7 +42035,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "de686031-98be-4fb1-bca2-31bbac937d58")
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 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "U6")
+					(reference "U8")
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@@ -38816,7 +42122,7 @@
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 		(dnp no)
 		(uuid "df0e219e-6a72-41ea-8dfc-70140d1b8bf4")
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 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR064")
+					(reference "#PWR063")
 					(unit 1)
 				)
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 		)
 	)
+	(symbol
+		(lib_id "Isolator:LTV-844")
+		(at 173.99 155.575 90)
+		(mirror x)
+		(unit 4)
+		(exclude_from_sim no)
+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "df31f336-04b4-4ddf-be11-e0ca549eaa9d")
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+			(effects
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+		(property "Value" "PC844"
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+			(effects
+				(font
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+		)
+		(property "Footprint" "Package_DIP:DIP-16_W7.62mm"
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+			(effects
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+					(italic yes)
+				)
+				(justify left)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "http://optoelectronics.liteon.com/upload/download/DS-70-96-0013/S_110_LTV-814%20824%20844%20(M,%20S,%20S-TA,%20S-TA1,%20S-TP)%20Series.pdf"
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+				(justify left)
+				(hide yes)
+			)
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+		(property "Description" "Quad AC/DC Optocoupler, Vce 35V, CTR 20%, DIP16"
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+				(hide yes)
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+		(pin "3"
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+		(pin "2"
+			(uuid "7a0c558e-1b03-4051-882d-91f5242e7cc6")
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+		(pin "9"
+			(uuid "c78b713b-e09a-460c-8377-3b751a6759e5")
+		)
+		(pin "16"
+			(uuid "8686b354-2dbb-40a8-b8eb-bfdbaefc68b3")
+		)
+		(pin "4"
+			(uuid "01db03aa-297b-4a12-bcb2-0e7f4df71a9f")
+		)
+		(pin "1"
+			(uuid "f6b38448-2263-4dc2-8de9-f39443310629")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "U6")
+					(unit 4)
+				)
+			)
+		)
+	)
 	(symbol
 		(lib_id "Device:C_Small")
 		(at 176.53 43.18 0)
@@ -38879,7 +42298,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "e0fe83bd-33ab-409c-b57b-fedcd66cbc48")
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@@ -38942,7 +42361,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "C14")
+					(reference "C23")
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@@ -38957,7 +42376,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "e6ea9fa6-7771-4608-a8b7-91e7f71c6935")
-		(property "Reference" "U11"
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@@ -39060,7 +42479,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "U11")
+					(reference "U13")
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@@ -39075,7 +42494,7 @@
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 		(dnp no)
 		(uuid "e99b7bfc-8b4a-44f1-8d9b-ced3e80705a2")
-		(property "Reference" "R26"
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@@ -39138,7 +42557,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "R26")
+					(reference "R42")
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@@ -39288,15 +42707,15 @@
 	)
 	(symbol
 		(lib_id "power:GND")
-		(at 156.845 122.555 0)
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 		(uuid "eb9ff82c-cc72-4a95-9611-ee40bc551846")
-		(property "Reference" "#PWR036"
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+		(property "Reference" "#PWR032"
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 			(effects
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@@ -39305,7 +42724,7 @@
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@@ -39313,7 +42732,7 @@
 			)
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@@ -39322,7 +42741,7 @@
 			)
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 		(property "Datasheet" ""
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@@ -39331,7 +42750,7 @@
 			)
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@@ -39345,7 +42764,74 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR036")
+					(reference "#PWR032")
+					(unit 1)
+				)
+			)
+		)
+	)
+	(symbol
+		(lib_id "Device:R")
+		(at 111.76 140.335 90)
+		(unit 1)
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+		(in_bom yes)
+		(on_board yes)
+		(dnp no)
+		(uuid "ecf33bdc-8488-4930-b1d2-0cda1688878f")
+		(property "Reference" "R11"
+			(at 106.68 139.065 90)
+			(effects
+				(font
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+			)
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+		(property "Value" "3k3"
+			(at 111.76 140.335 90)
+			(effects
+				(font
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+				)
+			)
+		)
+		(property "Footprint" "Resistor_SMD:R_2010_5025Metric_Pad1.40x2.65mm_HandSolder"
+			(at 111.76 142.113 90)
+			(effects
+				(font
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+				)
+				(hide yes)
+			)
+		)
+		(property "Datasheet" "~"
+			(at 111.76 140.335 0)
+			(effects
+				(font
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+				(hide yes)
+			)
+		)
+		(property "Description" "Resistor"
+			(at 111.76 140.335 0)
+			(effects
+				(font
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+				(hide yes)
+			)
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+		(pin "1"
+			(uuid "28ad98e5-a743-418d-a855-a592168b30e3")
+		)
+		(pin "2"
+			(uuid "451c9a77-f81d-48af-8520-474f492bf4cc")
+		)
+		(instances
+			(project "stm32"
+				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
+					(reference "R11")
 					(unit 1)
 				)
 			)
@@ -39361,7 +42847,7 @@
 		(dnp no)
 		(fields_autoplaced yes)
 		(uuid "ed4fb3a9-5cac-43b0-86da-ec44004e97f9")
-		(property "Reference" "#PWR061"
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@@ -39411,7 +42897,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR061")
+					(reference "#PWR060")
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@@ -39427,7 +42913,7 @@
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 		(fields_autoplaced yes)
 		(uuid "eddc122f-ae6e-4e8f-a658-779a7e6682fa")
-		(property "Reference" "#PWR081"
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@@ -39477,7 +42963,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR081")
+					(reference "#PWR080")
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@@ -39492,7 +42978,7 @@
 		(on_board yes)
 		(dnp no)
 		(uuid "ee06c3b6-c62a-43f1-ad8b-72bff88b1df8")
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@@ -39542,7 +43028,7 @@
 		(instances
 			(project "stm32"
 				(path "/f40cbe7e-cd25-45e5-a6cb-d92457495048"
-					(reference "#PWR054")
+					(reference "#PWR053")
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@@ -39557,7 +43043,7 @@
 		(on_board yes)
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-		(at 137.16 155.575 0)
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@@ -40129,6 +43684,73 @@
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@@ -40569,17 +44191,129 @@
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diff --git a/F3:F303/CANbus4BTA/kicad/stm32.pdf b/F3:F303/CANbus4BTA/kicad/stm32.pdf
index f62bfc3..0636a1c 100644
Binary files a/F3:F303/CANbus4BTA/kicad/stm32.pdf and b/F3:F303/CANbus4BTA/kicad/stm32.pdf differ