eddy/stm32samples
1
0
Fork 0
mirror of https://github.com/eddyem/stm32samples.git synced 2025-12-06 02:35:23 +03:00
Code Issues Packages Projects Releases Wiki Activity

still a lot of bugs

Browse Source
This commit is contained in:
eddyem 2023-04-23 19:28:52 +03:00
parent 4f0a3a0429
commit b9cb9f6428
17 changed files with 643 additions and 238 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

171
F3:F303/PL2303/pl2303.creator.user.7bd84e3 Normal file
View File

@ -0,0 +1,171 @@
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE QtCreatorProject>
<!-- Written by QtCreator 8.0.2, 2023-01-18T20:42:42. -->
<qtcreator>
<data>
<variable>EnvironmentId</variable>
<value type="QByteArray">{7bd84e39-ca37-46d3-be9d-99ebea85bc0d}</value>
</data>
<data>
<variable>ProjectExplorer.Project.ActiveTarget</variable>
<value type="int">0</value>
</data>
<data>
<variable>ProjectExplorer.Project.EditorSettings</variable>
<valuemap type="QVariantMap">
<value type="bool" key="EditorConfiguration.AutoIndent">true</value>
<value type="bool" key="EditorConfiguration.AutoSpacesForTabs">false</value>
<value type="bool" key="EditorConfiguration.CamelCaseNavigation">true</value>
<valuemap type="QVariantMap" key="EditorConfiguration.CodeStyle.0">
<value type="QString" key="language">Cpp</value>
<valuemap type="QVariantMap" key="value">
<value type="QByteArray" key="CurrentPreferences">CppGlobal</value>
</valuemap>
</valuemap>
<valuemap type="QVariantMap" key="EditorConfiguration.CodeStyle.1">
<value type="QString" key="language">QmlJS</value>
<valuemap type="QVariantMap" key="value">
<value type="QByteArray" key="CurrentPreferences">QmlJSGlobal</value>
</valuemap>
</valuemap>
<value type="int" key="EditorConfiguration.CodeStyle.Count">2</value>
<value type="QByteArray" key="EditorConfiguration.Codec">KOI8-R</value>
<value type="bool" key="EditorConfiguration.ConstrainTooltips">false</value>
<value type="int" key="EditorConfiguration.IndentSize">4</value>
<value type="bool" key="EditorConfiguration.KeyboardTooltips">false</value>
<value type="int" key="EditorConfiguration.MarginColumn">80</value>
<value type="bool" key="EditorConfiguration.MouseHiding">true</value>
<value type="bool" key="EditorConfiguration.MouseNavigation">true</value>
<value type="int" key="EditorConfiguration.PaddingMode">1</value>
<value type="bool" key="EditorConfiguration.PreferSingleLineComments">false</value>
<value type="bool" key="EditorConfiguration.ScrollWheelZooming">true</value>
<value type="bool" key="EditorConfiguration.ShowMargin">false</value>
<value type="int" key="EditorConfiguration.SmartBackspaceBehavior">0</value>
<value type="bool" key="EditorConfiguration.SmartSelectionChanging">true</value>
<value type="bool" key="EditorConfiguration.SpacesForTabs">true</value>
<value type="int" key="EditorConfiguration.TabKeyBehavior">0</value>
<value type="int" key="EditorConfiguration.TabSize">8</value>
<value type="bool" key="EditorConfiguration.UseGlobal">true</value>
<value type="bool" key="EditorConfiguration.UseIndenter">false</value>
<value type="int" key="EditorConfiguration.Utf8BomBehavior">1</value>
<value type="bool" key="EditorConfiguration.addFinalNewLine">true</value>
<value type="bool" key="EditorConfiguration.cleanIndentation">false</value>
<value type="bool" key="EditorConfiguration.cleanWhitespace">true</value>
<value type="QString" key="EditorConfiguration.ignoreFileTypes">*.md, *.MD, Makefile</value>
<value type="bool" key="EditorConfiguration.inEntireDocument">false</value>
<value type="bool" key="EditorConfiguration.skipTrailingWhitespace">true</value>
</valuemap>
</data>
<data>
<variable>ProjectExplorer.Project.PluginSettings</variable>
<valuemap type="QVariantMap">
<valuemap type="QVariantMap" key="AutoTest.ActiveFrameworks">
<value type="bool" key="AutoTest.Framework.Boost">true</value>
<value type="bool" key="AutoTest.Framework.CTest">false</value>
<value type="bool" key="AutoTest.Framework.Catch">true</value>
<value type="bool" key="AutoTest.Framework.GTest">true</value>
<value type="bool" key="AutoTest.Framework.QtQuickTest">true</value>
<value type="bool" key="AutoTest.Framework.QtTest">true</value>
</valuemap>
<valuemap type="QVariantMap" key="AutoTest.CheckStates"/>
<value type="int" key="AutoTest.RunAfterBuild">0</value>
<value type="bool" key="AutoTest.UseGlobal">true</value>
<valuemap type="QVariantMap" key="ClangTools">
<value type="bool" key="ClangTools.AnalyzeOpenFiles">true</value>
<value type="bool" key="ClangTools.BuildBeforeAnalysis">true</value>
<value type="QString" key="ClangTools.DiagnosticConfig">Builtin.DefaultTidyAndClazy</value>
<value type="int" key="ClangTools.ParallelJobs">2</value>
<valuelist type="QVariantList" key="ClangTools.SelectedDirs"/>
<valuelist type="QVariantList" key="ClangTools.SelectedFiles"/>
<valuelist type="QVariantList" key="ClangTools.SuppressedDiagnostics"/>
<value type="bool" key="ClangTools.UseGlobalSettings">true</value>
</valuemap>
</valuemap>
</data>
<data>
<variable>ProjectExplorer.Project.Target.0</variable>
<valuemap type="QVariantMap">
<value type="QString" key="DeviceType">Desktop</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Desktop</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Desktop</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">{65a14f9e-e008-4c1b-89df-4eaa4774b6e3}</value>
<value type="int" key="ProjectExplorer.Target.ActiveBuildConfiguration">0</value>
<value type="int" key="ProjectExplorer.Target.ActiveDeployConfiguration">0</value>
<value type="int" key="ProjectExplorer.Target.ActiveRunConfiguration">0</value>
<valuemap type="QVariantMap" key="ProjectExplorer.Target.BuildConfiguration.0">
<value type="QString" key="ProjectExplorer.BuildConfiguration.BuildDirectory">/Big/Data/00__Electronics/STM32/F303-nolib/blink</value>
<valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
<valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
<valuelist type="QVariantList" key="GenericProjectManager.GenericMakeStep.BuildTargets">
<value type="QString">all</value>
</valuelist>
<value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">GenericProjectManager.GenericMakeStep</value>
</valuemap>
<value type="int" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Сборка</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Сборка</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Build</value>
</valuemap>
<valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.1">
<valuemap type="QVariantMap" key="ProjectExplorer.BuildStepList.Step.0">
<valuelist type="QVariantList" key="GenericProjectManager.GenericMakeStep.BuildTargets">
<value type="QString">clean</value>
</valuelist>
<value type="bool" key="ProjectExplorer.BuildStep.Enabled">true</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">GenericProjectManager.GenericMakeStep</value>
</valuemap>
<value type="int" key="ProjectExplorer.BuildStepList.StepsCount">1</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Очистка</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Очистка</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Clean</value>
</valuemap>
<value type="int" key="ProjectExplorer.BuildConfiguration.BuildStepListCount">2</value>
<value type="bool" key="ProjectExplorer.BuildConfiguration.ClearSystemEnvironment">false</value>
<valuelist type="QVariantList" key="ProjectExplorer.BuildConfiguration.CustomParsers"/>
<value type="bool" key="ProjectExplorer.BuildConfiguration.ParseStandardOutput">false</value>
<valuelist type="QVariantList" key="ProjectExplorer.BuildConfiguration.UserEnvironmentChanges"/>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Default</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">GenericProjectManager.GenericBuildConfiguration</value>
</valuemap>
<value type="int" key="ProjectExplorer.Target.BuildConfigurationCount">1</value>
<valuemap type="QVariantMap" key="ProjectExplorer.Target.DeployConfiguration.0">
<valuemap type="QVariantMap" key="ProjectExplorer.BuildConfiguration.BuildStepList.0">
<value type="int" key="ProjectExplorer.BuildStepList.StepsCount">0</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DefaultDisplayName">Развёртывание</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.DisplayName">Развёртывание</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.BuildSteps.Deploy</value>
</valuemap>
<value type="int" key="ProjectExplorer.BuildConfiguration.BuildStepListCount">1</value>
<valuemap type="QVariantMap" key="ProjectExplorer.DeployConfiguration.CustomData"/>
<value type="bool" key="ProjectExplorer.DeployConfiguration.CustomDataEnabled">false</value>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.DefaultDeployConfiguration</value>
</valuemap>
<value type="int" key="ProjectExplorer.Target.DeployConfigurationCount">1</value>
<valuemap type="QVariantMap" key="ProjectExplorer.Target.RunConfiguration.0">
<valuelist type="QVariantList" key="CustomOutputParsers"/>
<value type="int" key="PE.EnvironmentAspect.Base">2</value>
<valuelist type="QVariantList" key="PE.EnvironmentAspect.Changes"/>
<value type="QString" key="ProjectExplorer.ProjectConfiguration.Id">ProjectExplorer.CustomExecutableRunConfiguration</value>
<value type="QString" key="ProjectExplorer.RunConfiguration.BuildKey"></value>
<value type="bool" key="RunConfiguration.UseCppDebugger">false</value>
<value type="bool" key="RunConfiguration.UseCppDebuggerAuto">true</value>
<value type="bool" key="RunConfiguration.UseQmlDebugger">false</value>
<value type="bool" key="RunConfiguration.UseQmlDebuggerAuto">true</value>
</valuemap>
<value type="int" key="ProjectExplorer.Target.RunConfigurationCount">1</value>
</valuemap>
</data>
<data>
<variable>ProjectExplorer.Project.TargetCount</variable>
<value type="int">1</value>
</data>
<data>
<variable>ProjectExplorer.Project.Updater.FileVersion</variable>
<value type="int">22</value>
</data>
<data>
<variable>Version</variable>
<value type="int">22</value>
</data>
</qtcreator>

3
F3:F303/Seven_CDCs/7CDCs.files
View File

@ -1,10 +1,13 @@
cmdproto.c
cmdproto.h
debug.h
hardware.c
hardware.h
main.c
ringbuffer.c
ringbuffer.h
strfunc.c
strfunc.h
usart.c
usart.h
usb.c

181
F3:F303/Seven_CDCs/cmdproto.c
View File

@ -1,6 +1,6 @@
/*
* This file is part of the SevenCDCs project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
* Copyright 202 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -17,6 +17,8 @@
*/
#include "cmdproto.h"
#include "debug.h"
#include "strfunc.h"
#include "usb.h"
#include "version.inc"
@ -24,136 +26,7 @@
#define SENDN(str) do{USB_sendstr(CMD_IDX, str); USB_putbyte(CMD_IDX, '\n');}while(0)
extern volatile uint32_t Tms;
char *omit_spaces(const char *buf){
while(*buf){
if(*buf > ' ') break;
++buf;
}
return (char*)buf;
}
// In case of overflow return `buf` and N==0xffffffff
// read decimal number & return pointer to next non-number symbol
static char *getdec(const char *buf, uint32_t *N){
char *start = (char*)buf;
uint32_t num = 0;
while(*buf){
char c = *buf;
if(c < '0' || c > '9'){
break;
}
if(num > 429496729 || (num == 429496729 && c > '5')){ // overflow
*N = 0xffffff;
return start;
}
num *= 10;
num += c - '0';
++buf;
}
*N = num;
return (char*)buf;
}
// read hexadecimal number (without 0x prefix!)
static char *gethex(const char *buf, uint32_t *N){
char *start = (char*)buf;
uint32_t num = 0;
while(*buf){
char c = *buf;
uint8_t M = 0;
if(c >= '0' && c <= '9'){
M = '0';
}else if(c >= 'A' && c <= 'F'){
M = 'A' - 10;
}else if(c >= 'a' && c <= 'f'){
M = 'a' - 10;
}
if(M){
if(num & 0xf0000000){ // overflow
*N = 0xffffff;
return start;
}
num <<= 4;
num += c - M;
}else{
break;
}
++buf;
}
*N = num;
return (char*)buf;
}
// read octal number (without 0 prefix!)
static char *getoct(const char *buf, uint32_t *N){
char *start = (char*)buf;
uint32_t num = 0;
while(*buf){
char c = *buf;
if(c < '0' || c > '7'){
break;
}
if(num & 0xe0000000){ // overflow
*N = 0xffffff;
return start;
}
num <<= 3;
num += c - '0';
++buf;
}
*N = num;
return (char*)buf;
}
// read binary number (without b prefix!)
static char *getbin(const char *buf, uint32_t *N){
char *start = (char*)buf;
uint32_t num = 0;
while(*buf){
char c = *buf;
if(c < '0' || c > '1'){
break;
}
if(num & 0x80000000){ // overflow
*N = 0xffffff;
return start;
}
num <<= 1;
if(c == '1') num |= 1;
++buf;
}
*N = num;
return (char*)buf;
}
/**
* @brief getnum - read uint32_t from string (dec, hex or bin: 127, 0x7f, 0b1111111)
* @param buf - buffer with number and so on
* @param N - the number read
* @return pointer to first non-number symbol in buf
* (if it is == buf, there's no number or if *N==0xffffffff there was overflow)
*/
char *getnum(const char *txt, uint32_t *N){
char *nxt = NULL;
char *s = omit_spaces(txt);
if(*s == '0'){ // hex, oct or 0
if(s[1] == 'x' || s[1] == 'X'){ // hex
nxt = gethex(s+2, N);
if(nxt == s+2) nxt = (char*)txt;
}else if(s[1] > '0'-1 && s[1] < '8'){ // oct
nxt = getoct(s+1, N);
if(nxt == s+1) nxt = (char*)txt;
}else{ // 0
nxt = s+1;
*N = 0;
}
}else if(*s == 'b' || *s == 'B'){
nxt = getbin(s+1, N);
if(nxt == s+1) nxt = (char*)txt;
}else{
nxt = getdec(s, N);
if(nxt == s) nxt = (char*)txt;
}
return nxt;
}
extern uint8_t usbON;
const char* helpmsg =
"https://github.com/eddyem/stm32samples/tree/master/F3:F303/PL2303 build#" BUILD_NUMBER " @ " BUILD_DATE "\n"
@ -164,16 +37,14 @@ const char* helpmsg =
"'W' - test watchdog\n"
;
extern uint8_t usbON;
void parse_cmd(const char *buf){
if(buf[1] == '\n' || !buf[1]){ // one symbol commands
switch(*buf){
case 'i':
SEND("USB->ISTR=");
SEND(u2hexstr(USB->ISTR));
SEND(uhex2str(USB->ISTR));
SEND(", USB->CNTR=");
SENDN(u2hexstr(USB->CNTR));
SENDN(uhex2str(USB->CNTR));
break;
case 'R':
SENDN("Soft reset");
@ -196,7 +67,7 @@ void parse_cmd(const char *buf){
return;
}
uint32_t Num = 0;
char *nxt;
const char *nxt;
switch(*buf){ // long messages
case 'N':
++buf;
@ -217,41 +88,3 @@ void parse_cmd(const char *buf){
return;
}
}
// return string with number `val`
char *u2str(uint32_t val){
static char strbuf[11];
char *bufptr = &strbuf[10];
*bufptr = 0;
if(!val){
*(--bufptr) = '0';
}else{
while(val){
*(--bufptr) = val % 10 + '0';
val /= 10;
}
}
return bufptr;
}
char *u2hexstr(uint32_t val){
static char strbuf[11] = "0x";
char *sptr = strbuf + 2;
uint8_t *ptr = (uint8_t*)&val + 3;
int8_t i, j, z=1;
for(i = 0; i < 4; ++i, --ptr){
if(*ptr == 0){ // omit leading zeros
if(i == 3) z = 0;
if(z) continue;
}
else z = 0;
for(j = 1; j > -1; --j){
uint8_t half = (*ptr >> (4*j)) & 0x0f;
if(half < 10) *sptr++ = half + '0';
else *sptr++ = half - 10 + 'a';
}
}
*sptr = 0;
return strbuf;
}

12
F3:F303/Seven_CDCs/cmdproto.h
View File

@ -1,6 +1,6 @@
/*
* This file is part of the SevenCDCs project.
* Copyright 2022 Edward V. Emelianov <edward.emelianoff@gmail.com>.
* Copyright 2023 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@ -17,17 +17,7 @@
*/
#pragma once
#ifndef PROTO_H__
#define PROTO_H__
#include <stm32f3.h>
extern uint8_t starttest;
void parse_cmd(const char *buf);
char *omit_spaces(const char *buf);
char *getnum(const char *buf, uint32_t *N);
char *u2str(uint32_t val);
char *u2hexstr(uint32_t val);
#endif // PROTO_H__

34
F3:F303/Seven_CDCs/debug.h Normal file
View File

@ -0,0 +1,34 @@
/*
* This file is part of the 7CDCs project.
* Copyright 2023 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include "usb.h"
#ifdef EBUG
#define DBG(str) do{USB_sendstr(DBG_IDX, __FILE__ " (L" STR(__LINE__) "): " str); newline(DBG_IDX);}while(0)
#define DBGmesg(str) do{USB_sendstr(DBG_IDX, str);}while(0)
#define DBGnl() newline(DBG_IDX)
#else
#define DBG(str)
#define DBGmesg(str)
#define DBGnl()
#endif
#define MSG(str) do{USB_sendstr(DBG_IDX, str); newline(DBG_IDX);}while(0)

6
F3:F303/Seven_CDCs/main.c
View File

@ -16,8 +16,9 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "hardware.h"
#include "cmdproto.h"
#include "debug.h"
#include "hardware.h"
#include "usart.h"
#include "usb.h"
@ -48,11 +49,14 @@ int main(void){
if(Tms - ctr > 499){
ctr = Tms;
pin_toggle(GPIOB, 1 << 1 | 1 << 0); // toggle LED @ PB0
//DBG("blink\n");
}
int l = USB_receivestr(CMD_IDX, inbuff, MAXSTRLEN);
if(l < 0) USB_sendstr(CMD_IDX, "ERROR: USB buffer overflow or string was too long\n");
else if(l){
parse_cmd(inbuff);
}
l = USB_receivestr(DBG_IDX, inbuff, MAXSTRLEN);
if(l) USB_sendstr(DBG_IDX, inbuff); // just echo back all from USB-DBG interface
}
}

BIN
F3:F303/Seven_CDCs/sevenCDCs.bin
View File

Binary file not shown.

343
F3:F303/Seven_CDCs/strfunc.c Normal file
View File

@ -0,0 +1,343 @@
/*
* This file is part of the 7CDCs project.
* Copyright 2023 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include <math.h>
#include <stm32f3.h>
#include <string.h>
/**
* @brief hexdump - dump hex array by 16 bytes in string
* @param sendfun - function to send data
* @param arr - array to dump
* @param len - length of `arr`
*/
void hexdump(int (*sendfun)(const char *s), uint8_t *arr, uint16_t len){
char buf[52], *bptr = buf;
for(uint16_t l = 0; l < len; ++l, ++arr){
for(int16_t j = 1; j > -1; --j){
register uint8_t half = (*arr >> (4*j)) & 0x0f;
if(half < 10) *bptr++ = half + '0';
else *bptr++ = half - 10 + 'a';
}
if(l % 16 == 15){
*bptr++ = '\n';
*bptr = 0;
sendfun(buf);
bptr = buf;
}else *bptr++ = ' ';
}
if(bptr != buf){
*bptr++ = '\n';
*bptr = 0;
sendfun(buf);
}
}
/**
* @brief _2str - convert value into string buffer
* @param val - |value|
* @param minus - ==0 if value > 0
* @return buffer with number
*/
static char *_2str(uint32_t val, uint8_t minus){
static char strbuf[12];
char *bufptr = &strbuf[11];
*bufptr = 0;
if(!val){
*(--bufptr) = '0';
}else{
while(val){
uint32_t x = val / 10;
*(--bufptr) = (val - 10*x) + '0';
val = x;
//*(--bufptr) = val % 10 + '0';
//val /= 10;
}
}
if(minus) *(--bufptr) = '-';
return bufptr;
}
// return string with number `val`
char *u2str(uint32_t val){
return _2str(val, 0);
}
char *i2str(int32_t i){
uint8_t minus = 0;
uint32_t val;
if(i < 0){
minus = 1;
val = -i;
}else val = i;
return _2str(val, minus);
}
/**
* @brief uhex2str - print 32bit unsigned int as hex
* @param val - value
* @return string with number
*/
char *uhex2str(uint32_t val){
static char buf[12] = "0x";
int npos = 2;
uint8_t *ptr = (uint8_t*)&val + 3;
int8_t i, j, z=1;
for(i = 0; i < 4; ++i, --ptr){
if(*ptr == 0){ // omit leading zeros
if(i == 3) z = 0;
if(z) continue;
}
else z = 0;
for(j = 1; j > -1; --j){
uint8_t half = (*ptr >> (4*j)) & 0x0f;
if(half < 10) buf[npos++] = half + '0';
else buf[npos++] = half - 10 + 'a';
}
}
buf[npos] = 0;
return buf;
}
/**
* @brief omit_spaces - eliminate leading spaces and other trash in string
* @param buf - string
* @return - pointer to first character in `buf` > ' '
*/
const char *omit_spaces(const char *buf){
while(*buf){
if(*buf > ' ') break;
++buf;
}
return buf;
}
/**
* @brief getdec - read decimal number & return pointer to next non-number symbol
* @param buf - string
* @param N - number read
* @return Next non-number symbol. In case of overflow return `buf` and N==0xffffffff
*/
static const char *getdec(const char *buf, uint32_t *N){
char *start = (char*)buf;
uint32_t num = 0;
while(*buf){
char c = *buf;
if(c < '0' || c > '9'){
break;
}
if(num > 429496729 || (num == 429496729 && c > '5')){ // overflow
*N = 0xffffff;
return start;
}
num *= 10;
num += c - '0';
++buf;
}
*N = num;
return buf;
}
// read hexadecimal number (without 0x prefix!)
static const char *gethex(const char *buf, uint32_t *N){
const char *start = buf;
uint32_t num = 0;
while(*buf){
char c = *buf;
uint8_t M = 0;
if(c >= '0' && c <= '9'){
M = '0';
}else if(c >= 'A' && c <= 'F'){
M = 'A' - 10;
}else if(c >= 'a' && c <= 'f'){
M = 'a' - 10;
}
if(M){
if(num & 0xf0000000){ // overflow
*N = 0xffffff;
return start;
}
num <<= 4;
num += c - M;
}else{
break;
}
++buf;
}
*N = num;
return buf;
}
// read octal number (without 0 prefix!)
static const char *getoct(const char *buf, uint32_t *N){
const char *start = (char*)buf;
uint32_t num = 0;
while(*buf){
char c = *buf;
if(c < '0' || c > '7'){
break;
}
if(num & 0xe0000000){ // overflow
*N = 0xffffff;
return start;
}
num <<= 3;
num += c - '0';
++buf;
}
*N = num;
return buf;
}
// read binary number (without b prefix!)
static const char *getbin(const char *buf, uint32_t *N){
const char *start = (char*)buf;
uint32_t num = 0;
while(*buf){
char c = *buf;
if(c < '0' || c > '1'){
break;
}
if(num & 0x80000000){ // overflow
*N = 0xffffff;
return start;
}
num <<= 1;
if(c == '1') num |= 1;
++buf;
}
*N = num;
return buf;
}
/**
* @brief getnum - read uint32_t from string (dec, hex or bin: 127, 0x7f, 0b1111111)
* @param buf - buffer with number and so on
* @param N - the number read
* @return pointer to first non-number symbol in buf
* (if it is == buf, there's no number or if *N==0xffffffff there was overflow)
*/
const char *getnum(const char *txt, uint32_t *N){
const char *nxt = NULL;
const char *s = omit_spaces(txt);
if(*s == '0'){ // hex, oct or 0
if(s[1] == 'x' || s[1] == 'X'){ // hex
nxt = gethex(s+2, N);
if(nxt == s+2) nxt = (char*)txt;
}else if(s[1] > '0'-1 && s[1] < '8'){ // oct
nxt = getoct(s+1, N);
if(nxt == s+1) nxt = (char*)txt;
}else{ // 0
nxt = s+1;
*N = 0;
}
}else if(*s == 'b' || *s == 'B'){
nxt = getbin(s+1, N);
if(nxt == s+1) nxt = (char*)txt;
}else{
nxt = getdec(s, N);
if(nxt == s) nxt = (char*)txt;
}
return nxt;
}
// get signed integer
const char *getint(const char *txt, int32_t *I){
const char *s = omit_spaces(txt);
int32_t sign = 1;
uint32_t U;
if(*s == '-'){
sign = -1;
++s;
}
const char *nxt = getnum(s, &U);
if(nxt == s) return txt;
if(U & 0x80000000) return txt; // overfull
*I = sign * (int32_t)U;
return nxt;
}
/*
void mymemcpy(char *dest, const char *src, int len){
if(len < 1) return;
while(len--) *dest++ = *src++;
}
*/
// be careful: if pow10 would be bigger you should change str[] size!
static const float pwr10[] = {1.f, 10.f, 100.f, 1000.f, 10000.f};
static const float rounds[] = {0.5f, 0.05f, 0.005f, 0.0005f, 0.00005f};
#define P10L (sizeof(pwr10)/sizeof(uint32_t) - 1)
char * float2str(float x, uint8_t prec){
static char str[16] = {0}; // -117.5494E-36\0 - 14 symbols max!
if(prec > P10L) prec = P10L;
if(isnan(x)){ memcpy(str, "NAN", 4); return str;}
else{
int i = isinf(x);
if(i){memcpy(str, "-INF", 5); if(i == 1) return str+1; else return str;}
}
char *s = str + 14; // go to end of buffer
uint8_t minus = 0;
if(x < 0){
x = -x;
minus = 1;
}
int pow = 0; // xxxEpow
// now convert float to 1.xxxE3y
while(x > 1000.f){
x /= 1000.f;
pow += 3;
}
if(x > 0.) while(x < 1.){
x *= 1000.f;
pow -= 3;
}
// print Eyy
if(pow){
uint8_t m = 0;
if(pow < 0){pow = -pow; m = 1;}
while(pow){
register int p10 = pow/10;
*s-- = '0' + (pow - 10*p10);
pow = p10;
}
if(m) *s-- = '-';
*s-- = 'E';
}
// now our number is in [1, 1000]
uint32_t units;
if(prec){
units = (uint32_t) x;
uint32_t decimals = (uint32_t)((x-units+rounds[prec])*pwr10[prec]);
// print decimals
while(prec){
register int d10 = decimals / 10;
*s-- = '0' + (decimals - 10*d10);
decimals = d10;
--prec;
}
// decimal point
*s-- = '.';
}else{ // without decimal part
units = (uint32_t) (x + 0.5);
}
// print main units
if(units == 0) *s-- = '0';
else while(units){
register uint32_t u10 = units / 10;
*s-- = '0' + (units - 10*u10);
units = u10;
}
if(minus) *s-- = '-';
return s+1;
}

32
F3:F303/Seven_CDCs/strfunc.h Normal file
View File

@ -0,0 +1,32 @@
/*
* This file is part of the 7CDCs project.
* Copyright 2023 Edward V. Emelianov <edward.emelianoff@gmail.com>.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#pragma once
#include <stdint.h>
#include <string.h>
void hexdump(int (*sendfun)(const char *s), uint8_t *arr, uint16_t len);
const char *u2str(uint32_t val);
const char *i2str(int32_t i);
const char *uhex2str(uint32_t val);
const char *getnum(const char *txt, uint32_t *N);
const char *omit_spaces(const char *buf);
const char *getint(const char *txt, int32_t *I);
//void mymemcpy(char *dest, const char *src, int len);
char * float2str(float x, uint8_t prec);

29
F3:F303/Seven_CDCs/usart.c
View File

@ -30,17 +30,18 @@ volatile int linerdy = 0, // received data ready
dlen = 0, // length of data (including '\n') in current buffer
bufovr = 0; // input buffer overfull
// USARTs speeds
static int speeds[USARTSNO+1] = {0};
static usb_LineCoding lineCodings[USARTSNO+1] = {
{115200, USB_CDC_1_STOP_BITS, USB_CDC_NO_PARITY, 8}, {0}};
usb_LineCoding *getLineCoding(int usartNo){
static usb_LineCoding lineCoding; // `static` - to return pointer to it
if(usartNo < 1 || usartNo > USARTSNO) return NULL;
// TODO: fixme
lineCoding.dwDTERate = speeds[usartNo];
lineCoding.bCharFormat = USB_CDC_1_STOP_BITS;
lineCoding.bParityType = USB_CDC_NO_PARITY;
lineCoding.bDataBits = 8;
return &lineCoding;
usb_LineCoding *getLineCoding(int ifNo){
int usartNo = ifNo - USART1_EPNO + 1;
if(usartNo < 1 || usartNo > USARTSNO) return lineCodings;
return & lineCodings[usartNo];
// TODO: fixme for different settings
//lineCoding.dwDTERate = speeds[usartNo];
//lineCoding.bCharFormat = USB_CDC_1_STOP_BITS;
//lineCoding.bParityType = USB_CDC_NO_PARITY;
//lineCoding.bDataBits = 8;
}
void usart_putchar(uint8_t ch){
@ -64,9 +65,11 @@ void usarts_setup(){
NVIC_EnableIRQ(USART3_IRQn);
}
void usart_config(uint8_t usartNo, usb_LineCoding *lc){
if(!usartNo || usartNo > USARTSNO) return;
speeds[usartNo] = lc->dwDTERate;
void usart_config(uint8_t ifNo, usb_LineCoding *lc){
int usartNo = ifNo - USART1_EPNO + 1;
if(usartNo < 1 || usartNo > USARTSNO) return;
lineCodings[usartNo] = *lc;
// FIXME: change also parity and so on
volatile USART_TypeDef *U = USARTx[usartNo];
U->ICR = 0xffffffff; // clear all flags
U->BRR = SysFreq / lc->dwDTERate;

4
F3:F303/Seven_CDCs/usart.h
View File

@ -29,8 +29,8 @@
extern volatile int linerdy, bufovr;
void usarts_setup();
void usart_config(uint8_t usartNo, usb_LineCoding *lc);
void usart_config(uint8_t ifNo, usb_LineCoding *lc);
void usart_sendn(const uint8_t *str, int L);
usb_LineCoding *getLineCoding(int usartNo);
usb_LineCoding *getLineCoding(int ifNo);
#endif // __USART_H__

9
F3:F303/Seven_CDCs/usb.c
View File

@ -30,7 +30,7 @@ volatile ringbuffer rbout[WORK_EPs] = {OBUF(0), OBUF(1), OBUF(2), OBUF(3), OBUF(
#define IBUF(N) {.data = ibuf[N], .length = RBOUTSZ, .head = 0, .tail = 0}
volatile ringbuffer rbin[WORK_EPs] = {IBUF(0), IBUF(1), IBUF(2), IBUF(3), IBUF(4), IBUF(5), IBUF(6)};
// transmission is succesfull
volatile uint8_t bufisempty[WORK_EPs] = {1,1,1,1,1,1};
volatile uint8_t bufisempty[WORK_EPs] = {1,1,1,1,1,1,1};
volatile uint8_t bufovrfl[WORK_EPs] = {0};
// here and later: ifNo is index of buffers, i.e. ifNo = epno-1 !!!
@ -39,12 +39,12 @@ void send_next(int ifNo){
static int lastdsz = 0;
int buflen = RB_read((ringbuffer*)&rbout[ifNo], (uint8_t*)usbbuff, USB_TRBUFSZ);
if(!buflen){
if(lastdsz == 64) EP_Write(3, NULL, 0); // send ZLP after 64 bits packet when nothing more to send
if(lastdsz == 64) EP_Write(ifNo+1, NULL, 0); // send ZLP after 64 bits packet when nothing more to send
lastdsz = 0;
bufisempty[ifNo] = 1;
return;
}
EP_Write(3, (uint8_t*)usbbuff, buflen);
EP_Write(ifNo+1, (uint8_t*)usbbuff, buflen);
lastdsz = buflen;
}
@ -59,8 +59,10 @@ int USB_sendall(int ifNo){
// put `buf` into queue to send
int USB_send(int ifNo, const uint8_t *buf, int len){
if(!buf || !usbON || !len) return 0;
uint32_t T = Tms;
while(len){
int a = RB_write((ringbuffer*)&rbout[ifNo], buf, len);
if(a == 0 && Tms - T > 5) return 0; // timeout
len -= a;
buf += a;
if(bufisempty[ifNo]){
@ -126,4 +128,3 @@ int USB_receivestr(int ifNo, char *buf, int len){
}
return l;
}

8
F3:F303/Seven_CDCs/usb.h
View File

@ -31,12 +31,6 @@
#define STR_HELPER(s) #s
#define STR(s) STR_HELPER(s)
#ifdef EBUG
#define DBG(str) do{USB_sendstr(__FILE__ " (L" STR(__LINE__) "): " str); newline();}while(0)
#else
#define DBG(str)
#endif
// total amount of working EPs
#define WORK_EPs 7
// functional EPs
@ -45,10 +39,12 @@
#define USART2_EPNO 3
#define USART3_EPNO 4
#define CAN_EPNO 6
#define DBG_EPNO 7
#define USARTMAX_EPNO USART3_EPNO
// functional indexes
#define CMD_IDX (CMD_EPNO-1)
#define CAN_IDX (CAN_EPNO-1)
#define DBG_IDX (DBG_EPNO-1)
extern volatile ringbuffer rbout[], rbin[];
extern volatile uint8_t bufisempty[], bufovrfl[];

22
F3:F303/Seven_CDCs/usb_lib.c
View File

@ -17,6 +17,10 @@
*/
#include <stdint.h>
#include "debug.h"
#ifdef EBUG
#include "strfunc.h"
#endif
#include "usart.h"
#include "usb.h"
#include "usb_lib.h"
@ -768,6 +772,8 @@ static void rxtx_Handler(uint8_t epno){
uint8_t buf[USB_TRBUFSZ];
int idx = epno - 1;
uint16_t epstatus = KEEP_DTOG(USB->EPnR[epno]);
DBGmesg("RxTx="); DBGmesg(u2str(epno));
DBGmesg(", epst="); DBGmesg(u2str(epstatus)); DBGnl();
if(RX_FLAG(epstatus)){
uint8_t sz = EP_Read(epno, (uint8_t*)buf);
if(sz){
@ -793,6 +799,7 @@ static inline void std_h2d_req(){
for(uint8_t i = 1; i <= WORK_EPs; ++i){
EP_Init(i, EP_TYPE_BULK, USB_TRBUFSZ, USB_TRBUFSZ, rxtx_Handler);
}
usbON = 1;
break;
default:
break;
@ -814,6 +821,8 @@ void EP0_Handler(uint8_t __attribute__((unused)) epno){
uint8_t dev2host = (setup_packet->bmRequestType & 0x80) ? 1 : 0;
int rxflag = RX_FLAG(epstatus);
usb_LineCoding *lc;
// calculate iFno (EP number minus 1) by setup_packet->wIndex (bInterfaceNumber): iFno = wIndex >> 1
int iFno = setup_packet->wIndex >> 1;
if(rxflag && SETUP_FLAG(epstatus)){
switch(reqtype){
case STANDARD_DEVICE_REQUEST_TYPE: // standard device request
@ -832,17 +841,20 @@ void EP0_Handler(uint8_t __attribute__((unused)) epno){
case CONTROL_REQUEST_TYPE:
switch(setup_packet->bRequest){
case GET_LINE_CODING:
lc = getLineCoding(1); // TODO: HOW can we change number of interface???
DBG("GET_LINE_CODING from"); DBGmesg(u2str(iFno)); DBGnl();
lc = getLineCoding(iFno);
if(!lc) EP_WriteIRQ(0, (uint8_t *)0, 0);
else EP_WriteIRQ(0, (uint8_t*)&lc, sizeof(usb_LineCoding));
break;
case SET_LINE_CODING: // omit this for next stage, when data will come
break;
case SET_CONTROL_LINE_STATE:
clstate_handler(1, setup_packet->wValue); // TODO: how can we check iface number???
DBG("SET_CONTROL_LINE_STATE from"); DBGmesg(u2str(iFno)); DBGnl();
clstate_handler(iFno, setup_packet->wValue);
break;
case SEND_BREAK:
break_handler(1); // TODO: how can we check iface number???
DBG("SEND_BREAK from"); DBGmesg(u2str(iFno)); DBGnl();
break_handler(iFno);
break;
default:
break;
@ -855,8 +867,8 @@ void EP0_Handler(uint8_t __attribute__((unused)) epno){
}else if(rxflag){ // got data over EP0 or host acknowlegement
if(endpoints[0].rx_cnt){
if(setup_packet->bRequest == SET_LINE_CODING){
// TODO: how can we check iface number???
linecoding_handler(1, (usb_LineCoding*)ep0databuf);
DBG("SET_LINE_CODING from"); DBGmesg(u2str(iFno)); DBGnl();
linecoding_handler(iFno, (usb_LineCoding*)ep0databuf);
}
}
} else if(TX_FLAG(epstatus)){ // package transmitted

18
F3:F303/Seven_CDCs/usb_lib.h
View File

@ -98,16 +98,6 @@ enum{
#define LANG_US (uint16_t)0x0409
#if 0
typedef struct{
uint8_t bLength;
uint8_t bDescriptorType;
uint16_t *bString;
} string_descriptor_t;
#define _USB_STRING_(name, str) string_descriptor_t name = {(sizeof(str) + 2), STRING_DESCRIPTOR, str}
#endif
#define _USB_STRING_(name, str) \
static const struct name \
{ \
@ -162,14 +152,6 @@ typedef struct {
uint8_t bDataBits;
} __attribute__ ((packed)) usb_LineCoding;
typedef struct {
uint8_t bmRequestType;
uint8_t bNotificationType;
uint16_t wValue;
uint16_t wIndex;
uint16_t wLength;
} __attribute__ ((packed)) usb_cdc_notification;
extern ep_t endpoints[];
extern volatile uint8_t usbON;
extern config_pack_t *setup_packet;

1
F3:F303/Seven_CDCs/usbhw.c
View File

@ -118,6 +118,7 @@ void usb_lp_isr(){
if(USB->ISTR & USB_ISTR_WKUP){ // wakeup
USB->CNTR &= ~(USB_CNTR_FSUSP | USB_CNTR_LP_MODE); // clear suspend flags
USB->ISTR = ~USB_ISTR_WKUP;
usbON = 1;
}
}

4
F3:F303/Seven_CDCs/version.inc
View File

@ -1,2 +1,2 @@
#define BUILD_NUMBER "47"
#define BUILD_DATE "2023-04-18"
#define BUILD_NUMBER "56"
#define BUILD_DATE "2023-04-23"