From fd05ff73e619ed3f8d2cea31e0e97463409e383c Mon Sep 17 00:00:00 2001
From: Edward Emelianov <edward.emelianoff@gmail.com>
Date: Tue, 7 Jan 2025 15:13:31 +0300
Subject: [PATCH] some fixes, now speed is big enough

---
 .../USB_NEW_concept_CDC/main.c                |   1 +
 .../USB_NEW_concept_CDC/someusb.bin           | Bin 4164 -> 4180 bytes
 .../USB_NEW_concept_CDC/usb_descr.c           |  10 ++++++++--
 .../USB_NEW_concept_CDC/usb_descr.h           |   4 ++--
 .../USB_NEW_concept_CDC/usb_dev.c             |   3 ++-
 .../USB_NEW_concept_CDC/usb_lib.c             |   9 ++++-----
 .../USB_NEW_concept_PL2303/main.c             |  14 +++++++++++---
 .../USB_NEW_concept_PL2303/someusb.bin        | Bin 3912 -> 4400 bytes
 .../USB_NEW_concept_PL2303/usb_dev.c          |  13 ++++++-------
 .../USB_NEW_concept_PL2303/usb_dev.h          |   5 +++--
 .../USB_NEW_concept_PL2303/usb_lib.c          |  17 ++++++++---------
 .../USB_NEW_concept_PL2303/usb_lib.h          |   3 +++
 12 files changed, 48 insertions(+), 31 deletions(-)

diff --git a/F1:F103/USB_New_concept/USB_NEW_concept_CDC/main.c b/F1:F103/USB_New_concept/USB_NEW_concept_CDC/main.c
index 2ccc120..b921cc0 100644
--- a/F1:F103/USB_New_concept/USB_NEW_concept_CDC/main.c
+++ b/F1:F103/USB_New_concept/USB_NEW_concept_CDC/main.c
@@ -38,6 +38,7 @@ int main(void){
     SysTick_Config(72000);
 #ifdef EBUG
     usart_setup();
+    DBG("Start");
     uint32_t tt = 0;
 #endif
     USB_setup();
diff --git a/F1:F103/USB_New_concept/USB_NEW_concept_CDC/someusb.bin b/F1:F103/USB_New_concept/USB_NEW_concept_CDC/someusb.bin
index b8c2a6cee27aadf90e17c55faeaef44b2b71925f..a0be886e4c422a457993cd71699fe751a3dd06e7 100755
GIT binary patch
delta 1193
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z=p4ylM+}UZ__4(y$>d{ZAsLo+nh@O|EgNwG35_OpZRggKjysX|e9!oY@lAejo_n5O
z?)i9s&-eH(Tn5Sk{+b*}-yN>k4(oAvVfv|`MY8j1AbkR%W%gllEfkGLMwrgLQ}7`3
zTizJfDVsf!Uj+T!w?!=@T%6F(jc^G<G{?<rTaks|qnBntH5-9uar!RIOY6aXH_u+;
zLHRxR-BnN~ux0jsvSIVgab0kLi~9z+gyx`EVeQXYolX}w4}y&V;6T93z?!-oj$;k^
z)R*LypwFu-1*Ho*e0GSLlziwk^<0>PMsb<|Mo%|oHSp|LyvZYeL>-o{da2K6c-FS9
za$M&s>vv2M^S~e%>@vZYv@Ua%HCBr_42(Y@OYoIZJX^zjAhqB`zNrUPZAYMipj2r!
zG<$gV&m1f_c{U=q5t|94`6LL-G&BI?NiL3`<PywI+1}?8R*}`|@?DMpj;E$TAY*NB
zcfA@D+7MbIAi%5Qsd@>eq%^I0X+nB+y1EBc{}q8o164~|DGN$;HV4Y9J*u@`C6Y#|
z<ED`Ayll{{(EzFNlU^CXMfN3*sDXPz==MGH@4O6E@j&xs=6QLAY{F6E9TGJyUt~_n
z55plQCbud29Ot^pR3Ub*tB<Ku6x-ghhd6OG#Az1Zwy$&25c*nJ=ft5w&glEZRp<(F
zzIp_>(tWg*%mD2511nt>9uS24w<B$tfCoY2b<j39^QmH|-{XK$Sciq}^jXQ)a??gf
zJ7#FvywPag__h8Ohu)=gz39?WFWJXjh_??5U-tsbR^$bTee-KWTLxH1DPTTe>uBj{
zUFY5$E^$e_P{g>%0pb?walCZ)!Iocfv(5ICccr0JjAg*Hq7-my8x&nA-bFsSp*|)M
zS4$ZZY+MWQ?D4E1PGGS`k~FYbQ%nFF5^gU&L4QPo)W-qG+N1OkX<J$5^vpG7AqJxi
zt}62Pth$;OgBDtuhS(QLfGq}>bTbbEM^F4x(Tq*-?2)X90tSXmxI5QWX$k!C(5_~l
z?ag5qdG@WG0oliL!!aSHpq_;Lh<nnVbR(4$dKB~I`eP#MG+Dcn=!SJW8nunEHiR<4
z=xK6y7)y#&N-YQPf0vf4HzQYK%x&f4em#2gOaYJrw2)$ir;8x~e}L$q;4>!O6||7e
zjwF<HPtr8apgk$4$4lNX8P@?+!5Hb!Joe51EBY*k-p^h9Pfv;M2C^@P#s`6!XHDBk
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z6u)OaCREP6S8xf_K&DcCNT);!&Y%u%AS@tEA;|Mla8x}2dzl)I_MzT9wDe-M`u{n9
E11aF{g8%>k

delta 1183
zcmZ8hVN6?96h8O0(AQFE32b(yBc*kL^#$!R;$X0?eRPk~%FvZ8Zbnl|Nr1Wx^^YcK
zJ4ejSNXGJ*%7_Lvi#Ux^__53}%a|B4|4;^T0g)yftE3ygM+)y{wmk3ipWfuV@7(j<
zbI!fzocrd@KbzH10p_e4$agO}i!PbW=uq^~ZwmE*4#*0Oy7Ar08l<>9`w4q8=Og4}
zALI-YJURY;?oPyJRG<4+yRP0qRwZwO2Z2t;VUdKdrPYA4R5wd5bueFyNy2-XeD59c
zv7>O*ehVxbSvJeEs%b%dY<Ez~S+GuHN!FDylF-gRAt|#dceM*DGjU|GGx@v@B?FRB
zDWQthz()K&-py94t96{6iXsbG&x*YHtjMup^#Kj%P&j=4?uqUOc2ZqjU5&t8xyCtF
zjF!<i<?tqQBD&rM&;1=oRtr<ZIG7an{L3~}tOxR!pEasnr1zfeU#saW2R)E30CSHT
z%nHw(ShWxBpTcu@1H@!KSSr^d?qN2j*{i<nHFoqXjxG$ayyi93!#3wNhC97iI%#eP
zaiz7>GbJh`B>&DU<mUP6`=ZiJrzeRS{B4t&#FVI?40u+=(c5@6xgvgdyHB)sf9&7k
zpAx&B7-+Hc)h0R(#HnM8t$TwILx(f*=5!>8p>Oe?XguaA4VJe55qv#p3X*<bS0PiM
z%OQm?@DjUQTN3toO@4#_l;6NKcn19_fesS0cRGN28h3d;Th}bjX>feXK>5K&=Zns!
z714Cb=qFn-W1SJfK94UwR5HH#G@N&@w(-}F#rhH@k%r?64tz!Rd99dlr8jhM$@`W{
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z7NY1t`Sbj;toB7^Gf6OFqaU+|8?p|lbX*d4Wij*S`lDt}+J7qvF*%tJaS}O<w4BVo
sg6|0+*g9Q{A%lM;4>2Y%MlpslG`W}@(e>h&;?x%v_uzVf68<y(0o1GU?EnA(

diff --git a/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_descr.c b/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_descr.c
index 817cdd7..0de7f46 100644
--- a/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_descr.c
+++ b/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_descr.c
@@ -198,8 +198,14 @@ void get_descriptor(config_pack_t *pack){
             break;
         case STRING_DESCRIPTOR:
             DBG("STRING_DESCRIPTOR");
-            if(descridx < iDESCR_AMOUNT) wr0((const uint8_t *)StringDescriptor[descridx], *((uint8_t*)StringDescriptor[descridx]), pack->wLength);
-            else EP_WriteIRQ(0, NULL, 0);
+            if(descridx < iDESCR_AMOUNT){
+                wr0((const uint8_t *)StringDescriptor[descridx], *((uint8_t*)StringDescriptor[descridx]), pack->wLength);
+                DBGs(StringDescriptor[descridx]);
+            }else{
+                EP_WriteIRQ(0, NULL, 0);
+                DBG("Wrong index");
+                DBGs(uhex2str(descridx));
+            }
             break;
         case DEVICE_QUALIFIER_DESCRIPTOR:
             DBG("DEVICE_QUALIFIER_DESCRIPTOR");
diff --git a/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_descr.h b/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_descr.h
index 6ac6fbf..0874763 100644
--- a/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_descr.h
+++ b/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_descr.h
@@ -21,8 +21,8 @@
 #include "usb_lib.h"
 
 // definition of parts common for USB_DeviceDescriptor & USB_DeviceQualifierDescriptor
-// bcdUSB: 2.00
-#define bcdUSB              0x0200
+// bcdUSB: 1.10
+#define bcdUSB              0x0110
 // Class - Misc (EF), subclass - common (2), protocol - interface association descr (1)
 #define bDeviceSubClass     0x02
 #define bDeviceProtocol     0x01
diff --git a/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_dev.c b/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_dev.c
index 7f1be59..13b5ddb 100644
--- a/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_dev.c
+++ b/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_dev.c
@@ -101,6 +101,7 @@ static void rxtx_handler(){
         }
         rcvbuflen = EP_Read(1, (uint8_t*)rcvbuf);
         USB->EPnR[1] = epstatus & ~(USB_EPnR_CTR_RX | USB_EPnR_STAT_RX | USB_EPnR_STAT_TX); // keep RX in STALL state until read data
+        chkin(); // try to write current data into RXbuf if it's not busy
     }else{ // tx successfull
         DBG("Tx OK");
         USB->EPnR[1] = (epstatus & ~(USB_EPnR_CTR_TX | USB_EPnR_STAT_TX)) ^ USB_EPnR_STAT_RX;
@@ -124,6 +125,7 @@ void WEAK clstate_handler(uint16_t val){
 
 // SEND_BREAK
 void WEAK break_handler(){
+    CDCready = 0;
     DBG("break_handler()");
 }
 
@@ -159,7 +161,6 @@ void usb_class_request(config_pack_t *req, uint8_t *data, uint16_t datalen){
                 break;
                 case SEND_BREAK:
                     DBG("SEND_BREAK");
-                    CDCready = 0;
                     break_handler();
                 break;
                 default:
diff --git a/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_lib.c b/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_lib.c
index b1fad0e..ad3c79b 100644
--- a/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_lib.c
+++ b/F1:F103/USB_New_concept/USB_NEW_concept_CDC/usb_lib.c
@@ -21,12 +21,12 @@
 #include "usb_descr.h"
 #include "usb_dev.h"
 
-/*
+
 #undef DBG
 #define DBG(x)
 #undef DBGs
 #define DBGs(x)
-*/
+
 
 static ep_t endpoints[STM32ENDPOINTS];
 
@@ -54,6 +54,7 @@ static inline void std_d2h_req(){
         default:
             DBG("Wrong");
             DBGs(uhex2str(setup_packet->bRequest));
+            EP_WriteIRQ(0, NULL, 0);
         break;
     }
 }
@@ -90,19 +91,17 @@ void WEAK usb_standard_request(){
                 std_d2h_req();
             }else{
                 std_h2d_req();
-                //EP_WriteIRQ(0, NULL, 0);
             }
         break;
         case REQ_RECIPIENT_INTERFACE:
             DBG("REQ_RECIPIENT_INTERFACE");
             if(dev2host && setup_packet->bRequest == GET_DESCRIPTOR){
                 get_descriptor(setup_packet);
-            }//else EP_WriteIRQ(0, NULL, 0);
+            }
         break;
         case REQ_RECIPIENT_ENDPOINT:
             DBG("REQ_RECIPIENT_ENDPOINT");
             if(setup_packet->bRequest == CLEAR_FEATURE){
-                //EP_WriteIRQ(0, NULL, 0);
             }else{
                 DBG("Wrong");
             }
diff --git a/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/main.c b/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/main.c
index 0ab0398..2ccc120 100644
--- a/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/main.c
+++ b/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/main.c
@@ -17,9 +17,7 @@
  */
 
 #include "hardware.h"
-#ifdef EBUG
 #include "usart.h"
-#endif
 #include "usb_dev.h"
 
 volatile uint32_t Tms = 0;
@@ -33,7 +31,7 @@ void sys_tick_handler(void){
 
 int main(void){
     char inbuff[RBINSZ];
-    uint32_t lastT = 0;
+    uint32_t lastT = 0, lastS = 0;
     StartHSE();
     hw_setup();
     USBPU_OFF();
@@ -61,6 +59,16 @@ int main(void){
             __enable_irq();
         }
 #endif
+        if(Tms - lastS > 9999){
+            int n = 0;
+            USND(uhex2str(Tms));
+            do{
+                if(USB_send((uint8_t*)"112345678921234567893123456789412345678951234567896123456789712345678981234567899123456789a123456789\n", 101)) ++n;
+            }while(n < 40 && CDCready);
+            while(CDCready && !USB_sendstr(uhex2str(Tms)));
+            newline();
+            lastS = Tms;
+        }
         int l = USB_receivestr(inbuff, RBINSZ);
         if(l < 0) USB_sendstr("ERROR: USB buffer overflow or string was too long\n");
         else if(l){
diff --git a/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/someusb.bin b/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/someusb.bin
index 957f65496d3fb80da62ceb8a8051f046ef62bcf7..1f16cf8400d1a413b89c8c81422497582f8899c6 100755
GIT binary patch
delta 2275
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delta 1800
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diff --git a/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_dev.c b/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_dev.c
index 606b8f8..a240e70 100644
--- a/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_dev.c
+++ b/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_dev.c
@@ -47,7 +47,7 @@ static uint8_t volatile rcvbuflen = 0;
 // line coding
 usb_LineCoding WEAK lineCoding = {115200, 0, 0, 8};
 // CDC configured and ready to use
-static volatile uint8_t CDCready = 0;
+volatile uint8_t CDCready = 0;
 
 // ring buffers for incoming and outgoing data
 static uint8_t obuf[RBOUTSZ], ibuf[RBINSZ];
@@ -87,8 +87,6 @@ static void send_next(){
         return;
     }else if(buflen < 0){
         lastdsz = 0;
-        // Uncomment next line if you want 4Mbit/s instead of 6Mbit/s
-        //EP_Write(3, NULL, 0); // send ZLP if buffer is in writting state now
         return;
     }
     EP_Write(3, (uint8_t*)usbbuff, buflen);
@@ -111,6 +109,7 @@ static void receive_Handler(){ // EP2OUT
         rcvbuflen = 0;
     }
     rcvbuflen = EP_Read(2, (uint8_t*)rcvbuf);
+    chkin();
     USB->EPnR[2] = status & ~USB_EPnR_CTR_RX;
 }
 
@@ -119,16 +118,19 @@ static void receive_Handler(){ // EP2OUT
 void WEAK linecoding_handler(usb_LineCoding *lc){
     lineCoding = *lc;
     DBG("linecoding_handler");
+    CDCready = 1;
 }
 
 // SET_CONTROL_LINE_STATE
-void WEAK clstate_handler(uint16_t _U_ val){
+void WEAK clstate_handler(uint16_t val){
     DBG("clstate_handler");
+    CDCready = val;
 }
 
 // SEND_BREAK
 void WEAK break_handler(){
     DBG("break_handler()");
+    CDCready = 0;
 }
 
 
@@ -155,7 +157,6 @@ void usb_class_request(config_pack_t *req, uint8_t *data, uint16_t datalen){
                     if(!data || !datalen) break; // wait for data
                     if(datalen == sizeof(usb_LineCoding))
                         linecoding_handler((usb_LineCoding*)data);
-                    CDCready = 1;
                 break;
                 case 0x33: // -//-
                 case GET_LINE_CODING:
@@ -164,12 +165,10 @@ void usb_class_request(config_pack_t *req, uint8_t *data, uint16_t datalen){
                 break;
                 case SET_CONTROL_LINE_STATE:
                     DBG("SET_CONTROL_LINE_STATE");
-                    CDCready = 1;
                     clstate_handler(req->wValue);
                 break;
                 case SEND_BREAK:
                     DBG("SEND_BREAK");
-                    CDCready = 0;
                     break_handler();
                 break;
                 default:
diff --git a/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_dev.h b/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_dev.h
index 075b7a7..4c1fced 100644
--- a/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_dev.h
+++ b/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_dev.h
@@ -34,6 +34,7 @@ typedef struct {
 } __attribute__ ((packed)) usb_LineCoding;
 
 extern usb_LineCoding lineCoding;
+extern volatile uint8_t CDCready;
 
 void break_handler();
 void clstate_handler(uint16_t val);
@@ -41,8 +42,8 @@ void linecoding_handler(usb_LineCoding *lc);
 
 
 // sizes of ringbuffers for outgoing and incoming data
-#define RBOUTSZ     (256)
-#define RBINSZ      (256)
+#define RBOUTSZ     (1024)
+#define RBINSZ      (1024)
 
 #define newline()   USB_putbyte('\n')
 #define USND(s)     do{USB_sendstr(s); USB_putbyte('\n');}while(0)
diff --git a/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_lib.c b/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_lib.c
index 9db1799..ad3c79b 100644
--- a/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_lib.c
+++ b/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_lib.c
@@ -21,12 +21,12 @@
 #include "usb_descr.h"
 #include "usb_dev.h"
 
-/*
+
 #undef DBG
 #define DBG(x)
 #undef DBGs
 #define DBGs(x)
-*/
+
 
 static ep_t endpoints[STM32ENDPOINTS];
 
@@ -54,6 +54,7 @@ static inline void std_d2h_req(){
         default:
             DBG("Wrong");
             DBGs(uhex2str(setup_packet->bRequest));
+            EP_WriteIRQ(0, NULL, 0);
         break;
     }
 }
@@ -90,19 +91,17 @@ void WEAK usb_standard_request(){
                 std_d2h_req();
             }else{
                 std_h2d_req();
-                //EP_WriteIRQ(0, NULL, 0);
             }
         break;
         case REQ_RECIPIENT_INTERFACE:
             DBG("REQ_RECIPIENT_INTERFACE");
             if(dev2host && setup_packet->bRequest == GET_DESCRIPTOR){
                 get_descriptor(setup_packet);
-            }//else EP_WriteIRQ(0, NULL, 0);
+            }
         break;
         case REQ_RECIPIENT_ENDPOINT:
             DBG("REQ_RECIPIENT_ENDPOINT");
             if(setup_packet->bRequest == CLEAR_FEATURE){
-                //EP_WriteIRQ(0, NULL, 0);
             }else{
                 DBG("Wrong");
             }
@@ -159,11 +158,11 @@ static void EP0_Handler(){
     // check direction
     if(USB->ISTR & USB_ISTR_DIR){ // OUT interrupt - receive data, CTR_RX==1 (if CTR_TX == 1 - two pending transactions: receive following by transmit)
             if(epstatus & USB_EPnR_SETUP){ // setup packet -> copy data to conf_pack
-                //DBG("USB_EPnR_SETUP");
+                DBG("USB_EPnR_SETUP");
                 EP_Read(0, setupdatabuf);
                 // interrupt handler will be called later
             }else if(epstatus & USB_EPnR_CTR_RX){ // data packet -> push received data to ep0databuf
-                //if(endpoints[0].rx_cnt){ DBG("data");}
+                if(endpoints[0].rx_cnt){ DBG("data"); DBGs(uhex2str(endpoints[0].rx_cnt));}
                 ep0dbuflen = EP_Read(0, ep0databuf);
             }
     }
@@ -243,8 +242,8 @@ void EP_WriteIRQ(uint8_t number, const uint8_t *buf, uint16_t size){
 void EP_Write(uint8_t number, const uint8_t *buf, uint16_t size){
     EP_WriteIRQ(number, buf, size);
     uint16_t epstatus = KEEP_DTOG(USB->EPnR[number]);
-    // keep DTOGs, clear CTR_TX & set TX VALID to start transmission
-    USB->EPnR[number] = (epstatus & ~(USB_EPnR_CTR_TX)) ^ USB_EPnR_STAT_TX;
+    // keep DTOGs and RX stat, clear CTR_TX & set TX VALID to start transmission
+    USB->EPnR[number] = (epstatus & ~(USB_EPnR_CTR_TX | USB_EPnR_STAT_RX)) ^ USB_EPnR_STAT_TX;
 }
 
 /*
diff --git a/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_lib.h b/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_lib.h
index 86ecc50..c1a180f 100644
--- a/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_lib.h
+++ b/F1:F103/USB_New_concept/USB_NEW_concept_PL2303/usb_lib.h
@@ -172,6 +172,7 @@ typedef struct{
 #define USB_CLASS_MASS_STORAGE          8
 #define USB_CLASS_HUB                   9
 #define USB_CLASS_DATA                  10
+#define USB_CLASS_MISC                  0xef
 #define USB_CLASS_VENDOR_SPEC           0xff
 
 /*
@@ -187,6 +188,7 @@ typedef struct{
 #define USB_DT_HID                      0x21
 #define USB_DT_REPORT                   0x22
 #define USB_DT_PHYSICAL                 0x23
+#define USB_DT_CS_INTERFACE             0x24
 #define USB_DT_HUB                      0x29
 
 /*
@@ -198,6 +200,7 @@ typedef struct{
 #define USB_DT_HID_SIZE                 9
 #define USB_DT_ENDPOINT_SIZE            7
 #define USB_DT_QUALIFIER_SIZE           10
+#define USB_DT_CS_INTERFACE_SIZE        5