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A-APPlication/Classis_Wheels.c
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176
A-APPlication/Classis_Wheels.c
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#include "Classis_Wheels.h"
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#include "can.h"
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#include "Parameter.h"
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#include <math.h>
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PID_PositionInitTypedef Wheels_SpeedPID[4];
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extern M3508_Motor Can1_M3508_MotorStatus[8];
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extern M3508_Motor Can2_M3508_MotorStatus[8];
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extern M6020_Motor Can1_M6020_MotorStatus[7];//GM6020电机状态数组
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extern M6020_Motor Can2_M6020_MotorStatus[7];//GM6020电机状态数组
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extern Remote_Data Remote_RxData;//遥控器接收数据
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extern CAN_HandleTypeDef hcan1;
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//-------------------测试区
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#define BigYaw_MediumPosition -114//大yaw中位位置(直接读大yaw电机角度)
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#define Mecanum_rx 0.24f //底盘中心到轮子中心的距离的x轴分量(m)
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#define Mecanum_ry 0.24f //底盘中心到轮子中心的距离的y轴分量(m)
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#define Mecanum_WheelRadius 0.07f //轮子半径(m)
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#define MAX_RPM 2000 // 最大转速，根据电机调整
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#define L 0.2f // 轮距（单位：米）
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float K_yaw = 10.0f; // 旋转速度的比例系数
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//#define Wheel_RightFront 0x201//右前轮
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//#define Wheel_LeftFront 0x202//左前轮
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//#define Wheel_LeftRear 0x203//左后轮
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//#define Wheel_RightRear 0x204//右后轮
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void Classis_Wheels_Init(void)
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{
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PID_PositionStructureInit (&Wheels_SpeedPID[0],0);
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PID_PositionSetParameter (&Wheels_SpeedPID[0],10,0,0);
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PID_PositionSetOUTRange (&Wheels_SpeedPID[0],-20000,20000);
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PID_PositionSetEkRange (&Wheels_SpeedPID[0], -3.0f, 3.0f);
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PID_PositionStructureInit (&Wheels_SpeedPID[1],0);
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PID_PositionSetParameter (&Wheels_SpeedPID[1],10,0,0);
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PID_PositionSetOUTRange (&Wheels_SpeedPID[1],-20000,20000);
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PID_PositionSetEkRange (&Wheels_SpeedPID[1], -3.0f, 3.0f);
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PID_PositionStructureInit (&Wheels_SpeedPID[2],0);
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PID_PositionSetParameter (&Wheels_SpeedPID[2],10,0,0);
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PID_PositionSetOUTRange (&Wheels_SpeedPID[2],-20000,20000);
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PID_PositionSetEkRange (&Wheels_SpeedPID[2],-3.0f, 3.0f);
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PID_PositionStructureInit (&Wheels_SpeedPID[3],0);
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PID_PositionSetParameter (&Wheels_SpeedPID[3],10,0,0);
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PID_PositionSetOUTRange (&Wheels_SpeedPID[3],-20000,20000);
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PID_PositionSetEkRange (&Wheels_SpeedPID[3], -3.0f, 3.0f);
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// PID_PositionStructureInit(&Mecanum_TrackPID,4096);
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// PID_PositionSetParameter(&Mecanum_TrackPID,0,0,0);
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// PID_PositionSetEkRange(&Mecanum_TrackPID,-5,5);
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// PID_PositionSetOUTRange(&Mecanum_TrackPID,-1,1);
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}
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//-------------------测试区
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// void Classis_Wheels_Control(void)
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// {
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// extern const RC_ctrl_t *local_rc_ctrl;
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// // 1. 获取左摇杆（ch[2]=左右, ch[3]=上下）
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// float vy_chassis = -(float)Remote_RxData.Remote_R_RL; // 左右 → 横向
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// float vx = -(float)Remote_RxData.Remote_R_UD; // 上下 → 纵向
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// // 3. 麦轮解算 —— 用一个缩放系数 K 代替所有几何参数
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// const float K = 4.0f;
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// int16_t fl = (int16_t)((vx - vy_chassis) * K); // 左前
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// int16_t fr = (int16_t)((vx + vy_chassis) * K); // 右前
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// int16_t bl = (int16_t)((vx + vy_chassis) * K); // 左后
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// int16_t br = (int16_t)((vx - vy_chassis) * K); // 右后
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// // 4. 发送目标转速（单位：RPM）
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// Classis_Wheels_Setspeed(fl, fr, bl, br);
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// }
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/*-------------------测试区
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↑y
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------------------>x ↑w
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-------------------测试区*/
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void Classis_Wheels_Control(void)
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{
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// 1. 通过遥控器获取车体运动的期望速度:x轴前后平动速度,y轴左右平动速度,转动角速度(前右为正,逆时针为正)
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float vy_chassis = (float)Remote_RxData.Remote_R_UD / 660.0f;//范围-1~1，归一化为-1~1的速度比例
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float vx_chassis = (float)Remote_RxData.Remote_R_RL / 660.0f;
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float sigma = sqrtf(vx_chassis*vx_chassis + vy_chassis*vy_chassis);//归一化系数
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float w_chassis = 0.0f; // 旋转速度暂时设为3
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float theta = BigYaw_MediumPosition - Can2_M6020_MotorStatus[0].ANgle; //云台底盘相对角度
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if(theta > 180.0f) theta -= 360.0f; // 将角度调整到[-180, 180]范围内
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if(theta < -180.0f) theta += 360.0f;
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vy_chassis = vy_chassis / sigma; // 归一化到最大转速
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vx_chassis = vx_chassis / sigma; // 归一化到最大转速
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float vx_=vx_chassis,vy_=vy_chassis;
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vy_chassis = vy_*cosf(theta)-vx_*sinf(theta);//根据底盘云台相对角度修正xy轴速度
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vx_chassis = vx_*cosf(theta)+vy_*sinf(theta);
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//2.
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vy_chassis *= 0.2;
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vx_chassis *= 0.2;
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int16_t RightFrontSpeed =(int16_t)((-vx_chassis+vy_chassis+w_chassis*(Mecanum_rx+Mecanum_ry))/Mecanum_WheelRadius*181.43663512f);//右前
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int16_t LeftFrontSpeed =(int16_t)((+vx_chassis+vy_chassis-w_chassis*(Mecanum_rx+Mecanum_ry))/Mecanum_WheelRadius*181.43663512f);//左前
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int16_t LeftRearSpeed =(int16_t)((-vx_chassis+vy_chassis-w_chassis*(Mecanum_rx+Mecanum_ry))/Mecanum_WheelRadius*181.43663512f);//左后
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int16_t RightRearSpeed =(int16_t)((+vx_chassis+vy_chassis+w_chassis*(Mecanum_rx+Mecanum_ry))/Mecanum_WheelRadius*181.43663512f);//右后
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//w' = v/R (rad/s) = v/(2Π×R) (r/s)(圈每秒) = 60×v/(2Π×R) (r/min)=1/19 w
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//⇒ w=19 × 60 × v/(2Π×R)=19×60×v/(2Π×R)=181.43663512×v/R (圈每分),R单位m
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Classis_Wheels_Setspeed(RightFrontSpeed,LeftFrontSpeed,LeftRearSpeed,RightRearSpeed);
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}
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void Classis_Wheels_Setspeed(int16_t LeftFrontSpeed,int16_t RightFrontSpeed,int16_t LeftRearSpeed,int16_t RightRearSpeed)
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{
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//更改期望
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Wheels_SpeedPID[0].Need_Value =LeftFrontSpeed;//左前轮
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Wheels_SpeedPID[1].Need_Value =RightFrontSpeed;//右前轮;
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Wheels_SpeedPID[2].Need_Value =LeftRearSpeed;//左后轮
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Wheels_SpeedPID[3].Need_Value =RightRearSpeed;//右后轮
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//PID计算
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PID_PositionCalc(&Wheels_SpeedPID[0],Can1_M3508_MotorStatus[0].RotorSpeed);//右前轮
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PID_PositionCalc(&Wheels_SpeedPID[1],Can1_M3508_MotorStatus[1].RotorSpeed);//左前轮
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PID_PositionCalc(&Wheels_SpeedPID[2],Can1_M3508_MotorStatus[2].RotorSpeed);//左后轮
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PID_PositionCalc(&Wheels_SpeedPID[3],Can1_M3508_MotorStatus[3].RotorSpeed);//右后轮
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// Mecanum_Current=0;
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// for(uint8_t i=0;i<4;i++)
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// Mecanum_Current+=fabs(Wheels_SpeedPID[i].OUT);
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// if(Mecanum_Current>Mecanum_CurrentLimit)
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// {
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// Wheels_SpeedPID[0].OUT*=(Mecanum_CurrentLimit/Mecanum_Current);
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// Wheels_SpeedPID[1].OUT*=(Mecanum_CurrentLimit/Mecanum_Current);
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// Wheels_SpeedPID[2].OUT*=(Mecanum_CurrentLimit/Mecanum_Current);
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// Wheels_SpeedPID[3].OUT*=(Mecanum_CurrentLimit/Mecanum_Current);
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// }
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//
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Motor_3508_Current1((int16_t)Wheels_SpeedPID[0].OUT , (int16_t)Wheels_SpeedPID[1].OUT,
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(int16_t)Wheels_SpeedPID[2].OUT , (int16_t)Wheels_SpeedPID[3].OUT,
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&hcan1);//M3508控制
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}
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