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#include "stm32f1xx_hal.h"
#include "defines.h"
#include "setup.h"
#include "config.h"
volatile int posl = 0;
volatile int posr = 0;
volatile int pwml = 0;
volatile int pwmr = 0;
extern volatile adc_buf_t adc_buffer;
const int pwm_res = 64000000 / 2 / PWM_FREQ; // = 2000
const uint8_t hall_to_pos[8] = {
0,
0,
2,
1,
4,
5,
3,
0,
};
inline void blockPWM(int pwm, int pos, int *u, int *v, int *w) {
switch(pos) {
case 0:
*u = 0;
*v = pwm;
*w = -pwm;
break;
case 1:
*u = -pwm;
*v = pwm;
*w = 0;
break;
case 2:
*u = -pwm;
*v = 0;
*w = pwm;
break;
case 3:
*u = 0;
*v = -pwm;
*w = pwm;
break;
case 4:
*u = pwm;
*v = -pwm;
*w = 0;
break;
case 5:
*u = pwm;
*v = 0;
*w = -pwm;
break;
default:
*u = 0;
*v = 0;
*w = 0;
}
}
inline void blockPhaseCurrent(int pos, int u, int v, int *q) {
switch(pos) {
case 0:
*q = u - v;
// *u = 0;
// *v = pwm;
// *w = -pwm;
break;
case 1:
*q = u;
// *u = -pwm;
// *v = pwm;
// *w = 0;
break;
case 2:
*q = u;
// *u = -pwm;
// *v = 0;
// *w = pwm;
break;
case 3:
*q = v;
// *u = 0;
// *v = -pwm;
// *w = pwm;
break;
case 4:
*q = v;
// *u = pwm;
// *v = -pwm;
// *w = 0;
break;
case 5:
*q = -(u - v);
// *u = pwm;
// *v = 0;
// *w = -pwm;
break;
default:
*q = 0;
// *u = 0;
// *v = 0;
// *w = 0;
}
}
int last_pos = 0;
int timer = 0;
int max_time = PWM_FREQ / 10;
volatile int vel = 0;
int offsetcount = 0;
int offsetrl1 = 2000;
int offsetrl2 = 2000;
int offsetrr1 = 2000;
int offsetrr2 = 2000;
int offsetdcl = 2000;
int offsetdcr = 2000;
int curl = 0;
// int errorl = 0;
// int kp = 5;
// volatile int cmdl = 0;
void DMA1_Channel1_IRQHandler() {
DMA1->IFCR = DMA_IFCR_CTCIF1;
// HAL_GPIO_WritePin(LED_PORT, LED_PIN, 1);
if(offsetcount < 1000) { // calibrate ADC offsets
offsetcount++;
offsetrl1 = (adc_buffer.rl1 + offsetrl1) / 2;
offsetrl2 = (adc_buffer.rl2 + offsetrl2) / 2;
offsetrr1 = (adc_buffer.rr1 + offsetrr1) / 2;
offsetrr2 = (adc_buffer.rr2 + offsetrr2) / 2;
offsetdcl = (adc_buffer.dcl + offsetdcl) / 2;
offsetdcr = (adc_buffer.dcr + offsetdcr) / 2;
return;
}
if((adc_buffer.dcl - offsetdcl) * MOTOR_AMP_CONV_DC_AMP > DC_CUR_LIMIT) {
LEFT_TIM->BDTR &= ~TIM_BDTR_MOE;
//HAL_GPIO_WritePin(LED_PORT, LED_PIN, 1);
} else {
LEFT_TIM->BDTR |= TIM_BDTR_MOE;
//HAL_GPIO_WritePin(LED_PORT, LED_PIN, 0);
}
if((adc_buffer.dcr - offsetdcr) * MOTOR_AMP_CONV_DC_AMP > DC_CUR_LIMIT) {
RIGHT_TIM->BDTR &= ~TIM_BDTR_MOE;
} else {
RIGHT_TIM->BDTR |= TIM_BDTR_MOE;
}
int ul, vl, wl;
int ur, vr, wr;
uint8_t hall_ul = !(LEFT_HALL_U_PORT->IDR & LEFT_HALL_U_PIN);
uint8_t hall_vl = !(LEFT_HALL_V_PORT->IDR & LEFT_HALL_V_PIN);
uint8_t hall_wl = !(LEFT_HALL_W_PORT->IDR & LEFT_HALL_W_PIN);
uint8_t hall_ur = !(RIGHT_HALL_U_PORT->IDR & RIGHT_HALL_U_PIN);
uint8_t hall_vr = !(RIGHT_HALL_V_PORT->IDR & RIGHT_HALL_V_PIN);
uint8_t hall_wr = !(RIGHT_HALL_W_PORT->IDR & RIGHT_HALL_W_PIN);
uint8_t halll = hall_ul * 1 + hall_vl * 2 + hall_wl * 4;
posl = hall_to_pos[halll];
posl += 2;
posl %= 6;
uint8_t hallr = hall_ur * 1 + hall_vr * 2 + hall_wr * 4;
posr = hall_to_pos[hallr];
posr += 2;
posr %= 6;
blockPhaseCurrent(posl, adc_buffer.rl1 - offsetrl1, adc_buffer.rl2 - offsetrl2, &curl);
consoleScope(0, 0, (adc_buffer.rl1 - offsetrl1) / 8, (adc_buffer.rl2 - offsetrl1) / 8, 0, 0, 0, 0);
timer++;
// if(timer > max_time){
// timer = max_time;
// vel = 0;
// }
// if(pos != last_pos){
// vel = 1000 * PWM_FREQ / timer / P / 6 * 2;
// if((pos - last_pos + 6) % 6 > 2){
// vel = -vel;
// }
// timer = 0;
// }
// last_pos = pos;
//YOLOTEST
// errorl = cmdl - curl;
// pwml = kp * errorl;
blockPWM(pwml, posl, &ul, &vl, &wl);
blockPWM(pwmr, posr, &ur, &vr, &wr);
LEFT_TIM->LEFT_TIM_U = CLAMP(ul + pwm_res / 2, 10, pwm_res-10);
LEFT_TIM->LEFT_TIM_V = CLAMP(vl + pwm_res / 2, 10, pwm_res-10);
LEFT_TIM->LEFT_TIM_W = CLAMP(wl + pwm_res / 2, 10, pwm_res-10);
RIGHT_TIM->RIGHT_TIM_U = CLAMP(ur + pwm_res / 2, 10, pwm_res-10);
RIGHT_TIM->RIGHT_TIM_V = CLAMP(vr + pwm_res / 2, 10, pwm_res-10);
RIGHT_TIM->RIGHT_TIM_W = CLAMP(wr + pwm_res / 2, 10, pwm_res-10);
// HAL_GPIO_WritePin(LED_PORT, LED_PIN, 0);blockPhaseCurrent
}