Files
odo_STM32/Core/Src/commSTM.cpp
2025-12-20 13:07:16 +01:00

414 lines
13 KiB
C++

/*
* commSTM.c
*
* Created on: May 13, 2025
* Author: maxch
*/
#include "CommCallbacks.h"
#include "commSTM.h"
#include "modelec.h"
#include "usbd_cdc_if.h"
#include <cmath>
// fourni par CubeMX dans usb_device.c
extern USBD_HandleTypeDef hUsbDeviceFS;
// Buffer de réception circulaire
#define RX_BUFFER_SIZE 256
static char usb_rx_buffer[RX_BUFFER_SIZE];
static volatile uint16_t usb_rx_index = 0;
static volatile uint8_t data_ready = 0;
static char parse_buffer[RX_BUFFER_SIZE]; // Pour parser la ligne complète
// Fonction à appeler depuis CDC_Receive_FS
void USB_Comm_OnReceive(uint8_t* Buf, uint32_t Len) {
if (Len + usb_rx_index >= RX_BUFFER_SIZE) {
usb_rx_index = 0;
return;
}
for (uint32_t i = 0; i < Len; i++) {
char c = Buf[i];
if (c == '\n' || c == '\r') {
if (usb_rx_index == 0) continue; // ignore empty lines
usb_rx_buffer[usb_rx_index] = '\0';
memcpy(parse_buffer, usb_rx_buffer, usb_rx_index + 1);
usb_rx_index = 0;
data_ready = 1;
USB_Comm_Process();
} else {
if (usb_rx_index < RX_BUFFER_SIZE - 1) {
usb_rx_buffer[usb_rx_index++] = c;
} else {
usb_rx_index = 0;
}
}
}
}
// Répondre via USB
static void USB_Comm_Send(const char* message) {
if (message != NULL) {
CDC_Transmit_FS((uint8_t*)message, strlen(message));
}
}
// Analyse et réponse aux commandes reçues
void USB_Comm_Process(void) {
if (!data_ready) return;
data_ready = 0;
char *token = strtok(parse_buffer, ";");
if (!token) return;
if (strcmp(token, "GET") == 0) {
token = strtok(NULL, ";");
if (!token) return;
if (strcmp(token, "POS") == 0) {
float x, y, t;
Comm_GetPos(x, y, t);
char response[64];
snprintf(response, sizeof(response), "SET;POS;%.4f;%.4f;%.4f\n", x, y, t);
USB_Comm_Send(response);
}
else if (strcmp(token, "SPEED") == 0) {
float vx, vy, omega;
Comm_GetSpeed(vx, vy, omega);
char response[64];
snprintf(response, sizeof(response), "SET;SPEED;%.4f;%.4f;%.4f\n", vx, vy, omega);
USB_Comm_Send(response);
}
else if (strcmp(token, "PID") == 0) {
char* pid = strtok(NULL, ";");
float p, i, d, v_min, v_max;
if (Comm_GetPID(pid, p, i, d, v_min, v_max)) {
char response[64];
snprintf(response, sizeof(response), "SET;PID;%.4f;%.4f;%.4f;%.4f;%.4f\n", p, i, d, v_min, v_max);
USB_Comm_Send(response);
}
else {
USB_Comm_Send("KO;PID;UNKNOWN\n");
}
}
else if (strcmp(token, "DIST") == 0) {
token = strtok(NULL, ";");
if (!token) return;
int n = atoi(token);
float dist = Comm_GetDistance(n);
char response[64];
snprintf(response, sizeof(response), "SET;DIST;%d;%.2f\n", n, dist);
USB_Comm_Send(response);
}
else if (strcmp(token, "FREQUENCY") == 0) {
token = strtok(NULL, ";");
if (!token) return;
uint32_t freq;
Comm_GetPublishFrequency(freq);
char response[64];
snprintf(response, sizeof(response), "SET;FREQUENCY;%ld\n", freq);
USB_Comm_Send(response);
}
else if (strcmp(token, "WAYPOINT") == 0) {
token = strtok(NULL, ";");
if (!token) return;
float x, y, theta;
uint8_t id, type;
bool active;
if (strcmp(token, "ACTIVE") == 0) {
Comm_GetActiveWaypoint(id, type, x, y, theta, active);
}
else {
id = atoi(token);
Comm_GetWaypoint(id, type, x, y, theta, active);
}
char response[128];
snprintf(response, sizeof(response), "SET;WAYPOINT;%d;%d;%.4f;%.4f;%.4f;%d\n", id, type, x, y, theta, active);
USB_Comm_Send(response);
}
else if (strcmp(token, "MOTOR") == 0) {
float l, r;
Comm_GetPWM(l, r);
char response[64];
snprintf(response, sizeof(response), "SET;MOTOR;%.2f;%.2f\n", l, r);
USB_Comm_Send(response);
}
else if (strcmp(token, "ACTION") == 0) {
uint8_t action = Comm_GetAction();
char response[64];
snprintf(response, sizeof(response), "SET;ACTION;%d\n", action);
USB_Comm_Send(response);
}
else if (strcmp(token, "PRECISE") == 0) {
token = strtok(NULL, ";");
if (!token) {
USB_Comm_Send("KO;UNKNOWN;NEED_DATA");
}
else {
float d;
if (strcmp(token, "POS") == 0) {
token = strtok(NULL, ";");
if (strcmp(token, "FINAL") == 0) {
d = Comm_GetPrecisePosFinal();
char response[64];
snprintf(response, sizeof(response), "SET;PRECISE;POS;FINAL;%.4f\n", d);
USB_Comm_Send(response);
}
else {
d = Comm_GetPrecisePos();
char response[64];
snprintf(response, sizeof(response), "SET;PRECISE;POS;%.4f\n", d);
USB_Comm_Send(response);
}
}
else if (strcmp(token, "ANGLE") == 0) {
d = Comm_GetPreciseAngle();
char response[64];
snprintf(response, sizeof(response), "SET;PRECISE;ANGLE;%.4f\n", d);
USB_Comm_Send(response);
}
}
}
else if (strcmp(token, "DATA") == 0) {
token = strtok(NULL, ";");
if (token) {
if (strcmp(token, "NO") == 0) {
token = strtok(NULL, ";");
if (strcmp(token, "MOVE") == 0) {
uint32_t time = Comm_GetNotMoveTime();
char response[64];
snprintf(response, sizeof(response), "SET;NOT;MOVE;%ld\n", time);
USB_Comm_Send(response);
}
}
}
}
else {
USB_Comm_Send("KO;UNKNOWN\n");
}
}
else if (strcmp(token, "SET") == 0) {
token = strtok(NULL, ";");
if (!token) return;
if (strcmp(token, "POS") == 0) {
float x = atof(strtok(NULL, ";"));
float y = atof(strtok(NULL, ";"));
float t = atof(strtok(NULL, ";"));
Comm_SetPos(x, y, t);
USB_Comm_Send("OK;POS\n");
}
else if (strcmp(token, "PID") == 0) {
char* pid = strtok(NULL, ";");
if (!pid) {
USB_Comm_Send("KO;PID;MISSING_NAME\n");
return;
}
char* p_str = strtok(NULL, ";");
char* i_str = strtok(NULL, ";");
char* d_str = strtok(NULL, ";");
if (!p_str || !i_str || !d_str) {
char msg[64];
snprintf(msg, sizeof(msg), "KO;PID;%s;MISSING_VALUES\n", pid);
USB_Comm_Send(msg);
return;
}
float p = atof(p_str);
float i = atof(i_str);
float d = atof(d_str);
// Optional parameters
char* out_min_str = strtok(NULL, ";");
char* out_max_str = strtok(NULL, ";");
bool has_out_min = (out_min_str != nullptr);
bool has_out_max = (out_max_str != nullptr);
float out_min = has_out_min ? atof(out_min_str) : 0.0f;
float out_max = has_out_max ? atof(out_max_str) : 0.0f;
bool success = false;
// Call with or without output limits
if (has_out_min && has_out_max) {
success = Comm_SetPID(pid, p, i, d, out_min, out_max);
} else {
success = Comm_SetPID(pid, p, i, d, NAN, NAN);
}
char msg[64];
if (success) {
snprintf(msg, sizeof(msg), "OK;PID;%s\n", pid);
} else {
snprintf(msg, sizeof(msg), "KO;PID;%s;UNKNOWN\n", pid);
}
USB_Comm_Send(msg);
}
else if (strcmp(token, "WAYPOINT") == 0) {
while (true) {
char* idTok = strtok(nullptr, ";");
char* typeTok = strtok(nullptr, ";");
char* xTok = strtok(nullptr, ";");
char* yTok = strtok(nullptr, ";");
char* tTok = strtok(nullptr, ";");
if (!idTok || !typeTok || !xTok || !yTok || !tTok) {
break;
}
int id = atoi(idTok);
int type = atoi(typeTok);
float x = atof(xTok);
float y = atof(yTok);
float theta = atof(tTok);
Comm_AddWaypoint(id, type, x, y, theta);
}
USB_Comm_Send("OK;WAYPOINT\n");
}
else if (strcmp(token, "START") == 0) {
int val = atoi(strtok(NULL, ";"));
Comm_StartOdometry(val != 0);
char msg[64];
snprintf(msg, sizeof(msg), "OK;START;%d\n", val != 0);
USB_Comm_Send(msg);
}
else if (strcmp(token, "MOTOR") == 0) {
float left = atof(strtok(NULL, ";"));
float right = atof(strtok(NULL, ";"));
if (left < -PWM_MAX || left > PWM_MAX || right < -PWM_MAX || right > PWM_MAX) {
USB_Comm_Send("KO;MOTOR;RANGE\n");
return;
}
Comm_SetPWM(left, right);
USB_Comm_Send("OK;MOTOR\n");
}
else if (strcmp(token, "FREQUENCY") == 0) {
uint32_t freq = atoi(strtok(NULL, ";"));
Comm_SetPublishFrequency(freq);
char response[64];
snprintf(response, sizeof(response), "OK;FREQUENCY;%ld\n", freq);
USB_Comm_Send(response);
}
else if (strcmp(token, "ACTION") == 0) {
uint8_t action = atoi(strtok(NULL, ";"));
Comm_SetAction(action);
char response[64];
snprintf(response, sizeof(response), "OK;ACTION;%d\n", action);
USB_Comm_Send(response);
}
else if (strcmp(token, "ALIGNMENT") == 0) {
token = strtok(NULL, ";");
uint8_t action;
if (strcmp(token, "LEFT") == 0) {
action = 1;
}
else if (strcmp(token, "TOP") == 0) {
action = 2;
}
else if (strcmp(token, "RIGHT") == 0) {
action = 3;
}
else if (strcmp(token, "BOTTOM") == 0) {
action = 4;
}
Comm_SetAlignment(action);
char response[64];
snprintf(response, sizeof(response), "OK;ACTION;%d\n", action);
USB_Comm_Send(response);
}
else if (strcmp(token, "PRECISE") == 0) {
token = strtok(NULL, ";");
if (!token) {
USB_Comm_Send("KO;UNKNOWN;NEED_DATA");
}
else {
if (strcmp(token, "POS") == 0) {
token = strtok(NULL, ";");
if (strcmp(token, "FINAL") == 0) {
float d = atof(strtok(NULL, ";"));
Comm_SetPrecisePosFinal(d);
char response[64];
snprintf(response, sizeof(response), "SET;PRECISE;POS;FINAL;%.4f\n", d);
USB_Comm_Send(response);
}
else {
float d = atof(token);
Comm_SetPrecisePos(d);
char response[64];
snprintf(response, sizeof(response), "SET;PRECISE;POS;%.4f\n", d);
USB_Comm_Send(response);
}
}
else if (strcmp(token, "ANGLE") == 0) {
float d = atof(strtok(NULL, ";"));
Comm_SetPreciseAngle(d);
char response[64];
snprintf(response, sizeof(response), "SET;PRECISE;ANGLE;%.4f\n", d);
USB_Comm_Send(response);
}
}
}
else if (strcmp(token, "DATA") == 0) {
token = strtok(NULL, ";");
if (token) {
if (strcmp(token, "NO") == 0) {
token = strtok(NULL, ";");
if (strcmp(token, "MOVE") == 0) {
token = strtok(NULL, ";");
uint32_t time = strtoul(token, NULL, 10);
Comm_SetNotMoveTime(time);
char response[64];
snprintf(response, sizeof(response), "SET;NOT;MOVE;%ld\n", time);
USB_Comm_Send(response);
}
}
}
}
else {
char response[268];
snprintf(response, sizeof(response), "KO;UNKNOWN;%s\n", parse_buffer);
USB_Comm_Send(response);
}
}
else {
char response[268];
snprintf(response, sizeof(response), "KO;UNKNOWN;%s\n", parse_buffer);
USB_Comm_Send(response);
}
}