257 lines
7.6 KiB
C
257 lines
7.6 KiB
C
#include "jj_motion.h"
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#include <math.h>
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#include "zf_common_headfile.h"
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#include "pid.h"
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#include "jj_blueteeth.h"
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#include "by_fan_control.h"
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#include "by_imu.h"
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PID_TypeDef far_angle_pid;
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PID_TypeDef str_angle_pid;
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PID_TypeDef tur_cal_pid;
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PID_TypeDef far_gyro_pid;
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PID_TypeDef speed_pid;
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// 弯道后面风扇角度环
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float an_Kp0 = 40.0f;
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float an_Ki0 = 0.0f;
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float an_Kd0 = 0.0f;
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// 直道后面风扇角度环
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float an_Kp1 = 42.0f;
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float an_Ki1 = 0.0f;
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float an_Kd1 = 0.0f;
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// 圆环后面风扇角度环
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float yu_Kp0 = 60.0f;
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float yu_Ki0 = 0.0f;
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float yu_Kd0 = 0.0f;
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// 弯道侧面风扇角度环
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float cn_Kp1 = 300.0f;
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float cn_Ki1 = 0.f;
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float cn_Kd1 = 0.0f;
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// 直道侧面风扇角度环
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float po_Kp1 = 400.0f;
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float po_Ki1 = 0.0f;
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float po_Kd1 = 0.0f;
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// 期望和当前量
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float in_angle;
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float set_angle = 0.0f;
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float out_angle;
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float in_pos;
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float out_pos;
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float set_pos = 0.0f;
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float out_cal;
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// 弯道角速度环
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float gy_Kp0 = 4.50f;
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float gy_Ki0 = 0.0f;
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float gy_Kd0 = 0.0f;
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// 直道角速度环
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float gy_Kp1 = 3.2f;
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float gy_Ki1 = 0.0f;
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float gy_Kd1 = 0.0f;
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// 圆环角速度环
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float ygy_Kp0 = 4.0f;
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float ygy_Ki0 = 0.0f;
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float ygy_Kd0 = 0.0f;
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// 当前和输入量
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float in_gyro;
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float out_gyro;
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// float set_gyro = 0.0f;
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// 速度环
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float sp_Kp = 10.0f;
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float sp_Ki = 100.f;
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float sp_Kd = 0.0f;
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float in_speed;
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float out_speed;
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float set_speed;
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float set_speed0 = 800.0f;
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float set_speed1 = 1100.0f;
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float set_speed2 = 810.f;
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int cnt1 = 0;
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int cnt2 = 0;
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int cnt3 = 0;
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int cnt4 = 0;
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int cnt5 = 0;
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uint8_t cnt3_flag = 0;
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uint8_t in_state = 0;
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uint8_t in_stop = 0;
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uint8_t last_state = 0;
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uint8_t stop_flag = 0;
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int32_t pwm_duty_ls;
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int32_t pwm_duty_rs;
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int32_t pwm_duty_lb;
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int32_t pwm_duty_rb;
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int turn_cnt = 0;
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int turn_flag = 0;
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static float myclip_f(float x, float low, float up)
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{
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return (x > up ? up : x < low ? low
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: x);
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}
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float sport_get_speed(void)
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{
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#define ALPHA (0.97f)
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static float speed_now = 0;
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static float speed_last = 0;
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speed_now = ALPHA * (float)encoder_get_count(TIM3_ENCOEDER) + (1.0f - ALPHA) * speed_last;
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speed_last = speed_now;
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encoder_clear_count(TIM3_ENCOEDER);
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return speed_now;
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#undef ALPHA
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}
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void sport_motion()
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{
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imu660ra_get_gyro();
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imu660ra_get_acc();
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in_gyro = imu660ra_gyro_z;
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// 抖动停车
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if (imu660ra_acc_z <= 1000) {
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bt_fly_flag = bt_run_flag = 0;
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}
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// 斑马线停车
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if (1 == in_stop) {
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stop_flag = 1;
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}
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if (stop_flag == 1) {
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cnt4++;
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if (cnt4 >= 200) {
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bt_fly_flag = bt_run_flag = 0;
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}
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}
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/* 动力风扇设置 */
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if (1 == bt_run_flag) {
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cnt1++;
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cnt2++;
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cnt5++;
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// pid参数切换
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if ((last_state != in_state) && (in_state == 0 || in_state == 2)) { // 直道
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cnt3_flag = 1;
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cnt3 = 0;
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bt_printf("to 直道");
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set_speed = set_speed1;
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PID_SetTunings(&far_angle_pid, an_Kp1, an_Ki1, an_Kd1);
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PID_SetTunings(&far_gyro_pid, gy_Kp1, gy_Ki1, gy_Kd1);
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}
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if ((last_state != in_state) && in_state == 1) { // 弯道
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bt_printf("to 入弯");
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set_speed = set_speed0;
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cnt3_flag = 1;
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turn_flag = 1;
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PID_SetTunings(&far_angle_pid, an_Kp0, an_Ki0, an_Kd0);
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PID_SetTunings(&far_gyro_pid, gy_Kp0, gy_Ki0, gy_Kd0);
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}
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if ((last_state != in_state) && in_state == 3) { // 圆环
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bt_printf("to 圆环");
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set_speed = set_speed2;
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cnt3_flag = 1;
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PID_SetTunings(&far_angle_pid, yu_Kp0, yu_Ki0, yu_Kd0);
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PID_SetTunings(&far_gyro_pid, ygy_Kp0, ygy_Ki0, ygy_Kd0);
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}
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last_state = in_state;
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// pid计算
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if (cnt1 >= 2) {
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PID_Compute(&far_gyro_pid);
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cnt1 = 0;
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}
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if (cnt2 >= 10) {
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in_speed = sport_get_speed();
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cnt2 = 0;
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}
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if (cnt5 >= 20) {
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PID_Compute(&speed_pid);
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PID_Compute(&far_angle_pid);
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PID_Compute(&str_angle_pid);
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PID_Compute(&tur_cal_pid);
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cnt5 = 0;
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}
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// 输出限幅
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if (in_state == 0 || in_state == 2) {
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pwm_duty_ls = (int32_t)myclip_f(-out_pos, 0.0f, 6500.f);
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pwm_duty_rs = (int32_t)myclip_f(out_pos, 0.0f, 6500.f);
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pwm_duty_lb = (int32_t)myclip_f(out_speed + out_gyro, 0.0f, 6000.f);
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pwm_duty_rb = (int32_t)myclip_f(out_speed - out_gyro, 0.0f, 6000.f);
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} else if (in_state == 1 || in_state == 3) {
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pwm_duty_ls = (int32_t)myclip_f(-out_cal, 0.0f, 8000.f);
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pwm_duty_rs = (int32_t)myclip_f(out_cal, 0.0f, 8000.f);
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pwm_duty_lb = (int32_t)myclip_f(out_speed + out_gyro, 0.0f, 6000.f);
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pwm_duty_rb = (int32_t)myclip_f(out_speed - out_gyro, 0.0f, 6000.f);
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}
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by_pwm_power_duty(pwm_duty_ls, pwm_duty_rs, pwm_duty_lb, pwm_duty_rb);
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} else {
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by_pwm_power_duty(0, 0, 0, 0);
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}
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/* 升力风扇设置 */
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if (bt_fly_flag == 0) {
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by_pwm_update_duty(0 + 500, 0 + 500);
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} else {
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if ((in_state == 1 || in_state == 3) && cnt3_flag == 1) {
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float tt = 3 * fabs(in_pos);
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by_pwm_update_duty(bt_fly + 500 - tt, bt_fly + 500 - tt);
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cnt3++;
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if (in_state == 3) {
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if (cnt3 >= 1200) // 200ms
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{
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bt_printf("to 环内");
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cnt3_flag = 2;
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cnt3 = 0;
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}
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} else {
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if (cnt3 >= 500) // 200ms
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{
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bt_printf("to 弯道");
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cnt3_flag = 2;
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cnt3 = 0;
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}
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}
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} else {
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by_pwm_update_duty(bt_fly + 500, bt_fly + 500);
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}
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}
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}
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/**
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* @brief 结构体初始化
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*
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*/
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void sport_pid_init()
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{
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/* 角度控制 */
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PID(&far_angle_pid, &in_angle, &out_angle, &set_angle, an_Kp1, an_Ki1, an_Kd1, _PID_P_ON_E, _PID_CD_REVERSE);
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PID_SetMode(&far_angle_pid, _PID_MODE_AUTOMATIC);
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PID_SetSampleTime(&far_angle_pid, 20);
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PID_SetOutputLimits(&far_angle_pid, -4000.0f, 4000.0f);
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// 直道侧面位置环
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PID(&str_angle_pid, &in_angle, &out_pos, &set_pos, po_Kp1, po_Ki1, po_Kd1, _PID_P_ON_E, _PID_CD_REVERSE);
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PID_SetMode(&str_angle_pid, _PID_MODE_AUTOMATIC);
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PID_SetSampleTime(&str_angle_pid, 20);
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PID_SetOutputLimits(&str_angle_pid, -6000.0f, 6000.0f);
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// 弯道侧面曲率环
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PID(&tur_cal_pid, &in_angle, &out_cal, &set_pos, cn_Kp1, cn_Ki1, cn_Kd1, _PID_P_ON_E, _PID_CD_REVERSE);
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PID_SetMode(&tur_cal_pid, _PID_MODE_AUTOMATIC);
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PID_SetSampleTime(&tur_cal_pid, 20);
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PID_SetOutputLimits(&tur_cal_pid, -8000.0f, 8000.0f);
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/* 角速度控制 */
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PID(&far_gyro_pid, &in_gyro, &out_gyro, &out_angle, gy_Kp1, gy_Ki1, gy_Kd1, _PID_P_ON_E, _PID_CD_REVERSE); // m是增量
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PID_SetMode(&far_gyro_pid, _PID_MODE_AUTOMATIC);
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PID_SetSampleTime(&far_gyro_pid, 20);
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PID_SetOutputLimits(&far_gyro_pid, -6000.0f, 6000.0f);
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/* 速度控制 */
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PID(&speed_pid, &in_speed, &out_speed, &set_speed, sp_Kp, sp_Ki, sp_Kd, _PID_P_ON_M, _PID_CD_DIRECT);
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PID_SetMode(&speed_pid, _PID_MODE_AUTOMATIC);
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PID_SetSampleTime(&speed_pid, 20);
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PID_SetOutputLimits(&speed_pid, -2000.0f, 5000.0f);
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}
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