added schematic

schematic/STM32_PINS

@@ -0,0 +1,103 @@
+嬲嗡蒙衔撂匚吓 瘟谖赁盼膳 邢以献 蜕艘纤衔砸咸膛伊
+
+#	瘟谧廖膳	瘟谖赁盼膳
+001		PE2		DIR_3			direction of steppers' rotation
+002     PE3     DIR_4
+003     PE4     DIR_5
+004
+005
+006
+007
+008     
+009     
+010		VSS
+011		VDD
+012		OSC_IN
+013     OSC_OUT
+014		NRST	RST
+015		PC0    \
+016		PC1     | ADG506 address
+017		PC2     |    selection
+018		PC3    /
+019     VSSA	0v analog
+020     VREF-   ref (0v)
+021     VREF+   ref (+3.3v)
+022     VDDA    +3.3V analog
+023
+024     PA1		TIM2			timer for motors 4&5
+025     PA2		UART_TX         RS-232
+026     PA3		UART_RX
+027     VSS
+028     VDD
+029     PA4     7\
+030		PA5		6 | 
+031     PA6     5 | 
+032     PA7     4 |             ADC 12bit input channels (TRD)
+033		PC4		3 | 
+034     PC5     2 | 
+035     PB0     1 | 
+036     PB1     0/  
+037     BOOT1   BOOT            100k resistor to GND
+038     PE7 	EN1 \
+039     PE8     EN2  |
+040     PE9     EN3  | enable Xth stepper motor
+041     PE10    EN4  |
+042     PE11    EN5 /
+043     PE12    POW0\
+044     PE13    POW1 |          Power load (12V, up to 17A on single channel)
+045     PE14    POW2 |
+046     PE15    POW3/
+047     PB10    USART3_TX       1-wire data tx/rx
+048     PB11    USART3_RX
+049		VSS
+050		VDD
+051
+052     SPI2_SCK     \
+053     SPI2_MISO     |         External SPI connection
+054     SPI2_MOSI    /
+055     PD8		\ Tur3[1..2]	Upper filters turret Hall 1 & 2
+056     PD9     /
+057     PD10    \ LS1			Linear stage 1 (long) DOWN end-switch
+058     PD11    /               Linear stage 1 (long) UP end-switch
+059     PD12    \ LS2           Linear stage 2 (short) DOWN end-switch
+060     PD13    /               Linear stage 2 (short) UP end-switch
+061
+062
+063		PC6		TIM1			timer for stepper motors 1..3
+064     PC7     \
+065     PC8      |
+066     PC9      | EXT          External ports + 
+067     PA8      |
+068     PA9      | TX           External UART (+ boot UART)
+069     PA10    /  RX
+070		PA11	USB_DM 			USB data-
+071		PA12	USB_DP			USB data+
+072
+073
+074		VSS
+075		VDD
+076
+077
+078
+079		PC11	USB_DISC		disconnect USB)
+080
+081     PD0		\
+082     PD1     | Tur1			Slits turret Hall sensors
+083     PD2     |
+084     PD3     /
+085     PD4     \
+086     PD5     | Tur2			Middle filters turret Hall sensors
+087     PD6     /               Upper filters turret Hall 0
+088     PD7      Tur3_0
+089     SPI1_SCK
+090     SPI1_MISO
+091     SPI1_MOSI/I2C_SMBAI
+092
+093
+094		BOOT	BOOT			Button to boot from bootloader
+095     I2C_SCL/CANRX
+096     I2C_SDA/CANTX
+097		PE0		DIR_1			direction of SM 1,2
+098     PE1     DIR_2
+099		VSS
+100		VDD