QD4C-firmware/app/jj_motion.c

#include "jj_motion.h"
#include <math.h>
#include "zf_common_headfile.h"
#include "pid.h"

#include "jj_blueteeth.h"
#include "by_fan_control.h"
#include "by_imu.h"

PID_TypeDef far_angle_pid;
PID_TypeDef angle_pid;
PID_TypeDef far_gyro_pid;
PID_TypeDef speed_pid;
// 弯道后面风扇角度环
float an_Kp0 = 51.0f;
float an_Ki0 = 0.0f;
float an_Kd0 = 0.0f;
// 直道后面风扇角度环
float an_Kp1 = 42.0f;
float an_Ki1 = 0.0f;
float an_Kd1 = 0.0f;
// 圆环后面风扇角度环
float yu_Kp0 = 40.0f;
float yu_Ki0 = 0.0f;
float yu_Kd0 = 0.0f;
// 弯道侧面风扇角度环
float cn_Kp1 = 420.0f;
float cn_Ki1 = 0.f;
float cn_Kd1 = 0.0f;
// 直道侧面风扇角度环
float po_Kp1 = 600.0f;
float po_Ki1 = 0.0f;
float po_Kd1 = 0.0f;
// 期望和当前量
float in_angle;
float set_angle = 0.0f;
float out_angle;
float in_pos;
float out_pos;
float set_pos = 0.0f;
// 弯道角速度环
float gy_Kp0 = 2.50f;
float gy_Ki0 = 0.0f;
float gy_Kd0 = 0.0f;
// 直道角速度环
float gy_Kp1 = 4.2f;
float gy_Ki1 = 0.0f;
float gy_Kd1 = 0.0f;
// 圆环角速度环
float ygy_Kp0 = 0.0f;
float ygy_Ki0 = 0.0f;
float ygy_Kd0 = 0.0f;
// 当前和输入量
float in_gyro;
float out_gyro;
// float set_gyro = 0.0f;
// 速度环
float sp_Kp = 16.0f;
float sp_Ki = 42.f;
float sp_Kd = 0.0f;

float in_speed;
float out_speed;

float set_speed;
float set_speed0   = 520.0f;
float set_speed1   = 900.0f;
float set_speed2   = 550.f;
int cnt1           = 0;
int cnt2           = 0;
int cnt3           = 0;
int cnt4           = 0;
uint8_t cnt3_flag  = 0;
uint8_t in_state   = 0;
uint8_t in_stop    = 0;
uint8_t last_state = 0;
uint8_t stop_flag  = 0;
uint32_t pwm_duty_ls;
uint32_t pwm_duty_rs;
uint32_t pwm_duty_lb;
uint32_t pwm_duty_rb;

static float myclip_f(float x, float low, float up)
{
    return (x > up ? up : x < low ? low
                                  : x);
}

float sport_get_speed(void)
{
#define ALPHA (0.97f)
    static float speed_now  = 0;
    static float speed_last = 0;

    speed_now  = ALPHA * (float)encoder_get_count(TIM3_ENCOEDER) + (1.0f - ALPHA) * speed_last;
    speed_last = speed_now;
    encoder_clear_count(TIM3_ENCOEDER);

    return speed_now;

#undef ALPHA
}

void sport_motion()
{

    imu660ra_get_gyro();
    imu660ra_get_acc();
    in_gyro = imu660ra_gyro_z;
    // 停车
    if (imu660ra_acc_z <= 1000) {
        bt_fly_flag = bt_run_flag = 0;
    }
    if (1 == in_stop) {
        stop_flag = 1;
    }
    if (stop_flag == 1) {
        cnt4++;
        if (cnt4 >= 200) {
            bt_fly_flag = bt_run_flag = 0;
        }
    }
    /* 动力风扇设置 */
    if (1 == bt_run_flag) {
        cnt1++;
        cnt2++;
        // pid参数切换
        if ((last_state != in_state) && (in_state == 0 || in_state == 2)) { // 直道
            cnt3_flag = 0;
            cnt3      = 0;
            bt_printf("to 直道");
            set_speed = set_speed1;
            PID_SetTunings(&far_angle_pid, an_Kp1, an_Ki1, an_Kd1);
            PID_SetTunings(&far_gyro_pid, gy_Kp1, gy_Ki1, gy_Kd1);

            PID_SetTunings(&angle_pid, po_Kp1, po_Ki1, po_Kd1);
        }
        if ((last_state != in_state) && in_state == 1) { // 弯道
            bt_printf("to 入弯");
            set_speed = set_speed0;
            cnt3_flag = 1;
            PID_SetTunings(&far_angle_pid, an_Kp0, an_Ki0, an_Kd0);
            PID_SetTunings(&far_gyro_pid, gy_Kp0, gy_Ki0, gy_Kd0);

            PID_SetTunings(&angle_pid, cn_Kp1, cn_Ki1, cn_Kd1);
        }
        if ((last_state != in_state) && in_state == 3) { // 圆环
            bt_printf("to 圆环");
            set_speed = set_speed2;
            cnt3_flag = 1;
            PID_SetTunings(&far_angle_pid, an_Kp0, an_Ki0, an_Kd0);
            PID_SetTunings(&far_angle_pid, an_Kp0, an_Ki0, an_Kd0);

            PID_SetTunings(&angle_pid, cn_Kp1, cn_Ki1, cn_Kd1);
        }
        last_state = in_state;
        if (cnt3_flag == 1 && (in_state == 1 || in_state == 3)) {
            cnt3++;
            if (cnt3 >= 500) // 200ms
            {
                bt_printf("to 环内");
                cnt3_flag = 2;
                cnt3      = 0;
            }
        }

        if (cnt1 >= 2) {
            PID_Compute(&far_gyro_pid);
            cnt1 = 0;
        }
        if (cnt2 >= 10) {
            in_speed = sport_get_speed();
            PID_Compute(&speed_pid);

            PID_Compute(&far_angle_pid);
            PID_Compute(&angle_pid);
            cnt2 = 0;
        }
        if (in_state == 0 || in_state == 2) {
            pwm_duty_ls = (int32_t)myclip_f(-out_pos, 0.0f, 6000.f);
            pwm_duty_rs = (int32_t)myclip_f(out_pos, 0.0f, 6000.f);
            pwm_duty_lb = (int32_t)myclip_f(out_speed + out_gyro, 0.0f, 6000.f);
            pwm_duty_rb = (int32_t)myclip_f(out_speed - out_gyro, 0.0f, 6000.f);
        } else if (in_state == 1 || in_state == 3) {

            pwm_duty_ls = (int32_t)myclip_f(-out_pos, -6000.0f, 6000.f);
            pwm_duty_rs = (int32_t)myclip_f(out_pos, -6000.0f, 6000.f);
            pwm_duty_lb = (int32_t)myclip_f(out_speed + out_gyro, -6000.0f, 6000.f);
            pwm_duty_rb = (int32_t)myclip_f(out_speed - out_gyro, -6000.0f, 6000.f);
        }

        by_pwm_power_duty((int32_t)pwm_duty_ls, (int32_t)pwm_duty_rs, (int32_t)pwm_duty_lb, (int32_t)pwm_duty_rb);
    } else {
        by_pwm_power_duty(0, 0, 0, 0);
    }
    /* 升力风扇设置 */
    if (bt_fly_flag == 0) {
        by_pwm_update_duty(0 + 500, 0 + 500);
    } else {
        if (in_state == 1 && cnt3_flag == 1) {
            float tt = 60 * fabs(tanf(myclip_f(in_angle, -60.f, 60.f) / 180 * PI));
            by_pwm_update_duty(bt_fly + 500 - tt, bt_fly + 500 - tt);

        } else {
            by_pwm_update_duty(bt_fly + 500, bt_fly + 500);
        }
    }
}

/**
 * @brief 结构体初始化
 *
 */
void sport_pid_init()
{
    /* 角度控制 */
    PID(&far_angle_pid, &in_angle, &out_angle, &set_angle, an_Kp1, an_Ki1, an_Kd1, _PID_P_ON_E, _PID_CD_REVERSE);
    PID_SetMode(&far_angle_pid, _PID_MODE_AUTOMATIC);
    PID_SetSampleTime(&far_angle_pid, 10);
    PID_SetOutputLimits(&far_angle_pid, -3000.0f, 3000.0f);

    PID(&angle_pid, &in_angle, &out_pos, &set_pos, po_Kp1, po_Ki1, po_Kd1, _PID_P_ON_E, _PID_CD_REVERSE);
    PID_SetMode(&angle_pid, _PID_MODE_AUTOMATIC);
    PID_SetSampleTime(&angle_pid, 10);
    PID_SetOutputLimits(&angle_pid, -6000.0f, 6000.0f);

    /* 角速度控制 */
    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
    PID_SetMode(&far_gyro_pid, _PID_MODE_AUTOMATIC);
    PID_SetSampleTime(&far_gyro_pid, 10);
    PID_SetOutputLimits(&far_gyro_pid, -5000.0f, 5000.0f);

    /* 速度控制 */
    PID(&speed_pid, &in_speed, &out_speed, &set_speed, sp_Kp, sp_Ki, sp_Kd, _PID_P_ON_M, _PID_CD_DIRECT);
    PID_SetMode(&speed_pid, _PID_MODE_AUTOMATIC);
    PID_SetSampleTime(&speed_pid, 10);
    PID_SetOutputLimits(&speed_pid, -4000.0f, 5000.0f);
}