mirror of
https://gitee.com/dlmu-cone/bf_original_balance_chassis
synced 2026-07-24 03:27:45 +08:00
finish the beta version of dji_motor
This commit is contained in:
@@ -1,16 +1,6 @@
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/**
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******************************************************************************
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* @file controller.c
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* @author Wang Hongxi
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* @version V1.1.3
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* @date 2021/7/3
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* @brief DWT定时器用于计算控制周期 OLS用于提取信号微分
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******************************************************************************
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* @attention
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*
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******************************************************************************
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*/
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#include "controller.h"
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#include <memory.h>
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/******************************* PID CONTROL *********************************/
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// PID优化环节函数声明
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@@ -25,67 +15,23 @@ static void f_Proportion_Limit(PID_t *pid);
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static void f_PID_ErrorHandle(PID_t *pid);
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/**
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* @brief PID初始化 PID initialize
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* @param[in] PID结构体 PID structure
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* @param[in] 略
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* @retval 返回空 null
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* @brief
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*
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* @param pid
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* @param config
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*/
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void PID_Init(
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PID_t *pid,
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float max_out,
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float intergral_limit,
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float deadband,
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float kp,
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float Ki,
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float Kd,
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float A,
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float B,
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float output_lpf_rc,
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float derivative_lpf_rc,
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uint16_t ols_order,
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uint8_t improve)
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void PID_Init(PID_t* pid,PID_Init_config_s *config)
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{
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pid->DeadBand = deadband;
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pid->IntegralLimit = intergral_limit;
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pid->MaxOut = max_out;
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pid->Ref = 0;
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memcpy(pid, config, sizeof(PID_Init_config_s));
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memset(&pid->Measure,0,sizeof(PID_t)-sizeof(PID_Init_config_s));
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// // DWT定时器计数变量清零
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// // reset DWT Timer count counter
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// pid->DWT_CNT = 0;
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pid->Kp = kp;
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pid->Ki = Ki;
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pid->Kd = Kd;
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pid->ITerm = 0;
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// 变速积分参数
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// coefficient of changing integration rate
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pid->CoefA = A;
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pid->CoefB = B;
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pid->Output_LPF_RC = output_lpf_rc;
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pid->Derivative_LPF_RC = derivative_lpf_rc;
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// 最小二乘提取信号微分初始化
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// differential signal is distilled by OLS
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pid->OLS_Order = ols_order;
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OLS_Init(&pid->OLS, ols_order);
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// DWT定时器计数变量清零
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// reset DWT Timer count counter
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pid->DWT_CNT = 0;
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// 设置PID优化环节
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pid->Improve = improve;
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// 设置PID异常处理 目前仅包含电机堵转保护
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pid->ERRORHandler.ERRORCount = 0;
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pid->ERRORHandler.ERRORType = PID_ERROR_NONE;
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pid->Output = 0;
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// // 设置PID异常处理 目前仅包含电机堵转保护
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// pid->ERRORHandler.ERRORCount = 0;
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// pid->ERRORHandler.ERRORType = PID_ERROR_NONE;
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}
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/**
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@@ -106,21 +52,11 @@ float PID_Calculate(PID_t *pid, float measure, float ref)
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pid->Ref = ref;
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pid->Err = pid->Ref - pid->Measure;
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if (pid->User_Func1_f != NULL)
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pid->User_Func1_f(pid);
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if (abs(pid->Err) > pid->DeadBand)
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{
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pid->Pout = pid->Kp * pid->Err;
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pid->ITerm = pid->Ki * pid->Err * pid->dt;
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if (pid->OLS_Order > 2)
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pid->Dout = pid->Kd * OLS_Derivative(&pid->OLS, pid->dt, pid->Err);
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else
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pid->Dout = pid->Kd * (pid->Err - pid->Last_Err) / pid->dt;
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if (pid->User_Func2_f != NULL)
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pid->User_Func2_f(pid);
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pid->Dout = pid->Kd * (pid->Err - pid->Last_Err) / pid->dt;
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// 梯形积分
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if (pid->Improve & Trapezoid_Intergral)
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@@ -139,20 +75,14 @@ float PID_Calculate(PID_t *pid, float measure, float ref)
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f_Integral_Limit(pid);
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pid->Iout += pid->ITerm;
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pid->Output = pid->Pout + pid->Iout + pid->Dout;
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// 输出滤波
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if (pid->Improve & OutputFilter)
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f_Output_Filter(pid);
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// 输出限幅
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f_Output_Limit(pid);
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// 无关紧要
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f_Proportion_Limit(pid);
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}
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pid->Last_Measure = pid->Measure;
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pid->Last_Output = pid->Output;
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pid->Last_Dout = pid->Dout;
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@@ -166,7 +96,6 @@ static void f_Trapezoid_Intergral(PID_t *pid)
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{
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pid->ITerm = pid->Ki * ((pid->Err + pid->Last_Err) / 2) * pid->dt;
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}
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static void f_Changing_Integration_Rate(PID_t *pid)
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@@ -213,11 +142,7 @@ static void f_Integral_Limit(PID_t *pid)
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static void f_Derivative_On_Measurement(PID_t *pid)
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{
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if (pid->OLS_Order > 2)
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pid->Dout = pid->Kd * OLS_Derivative(&pid->OLS, pid->dt, -pid->Measure);
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else
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pid->Dout = pid->Kd * (pid->Last_Measure - pid->Measure) / pid->dt;
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pid->Dout = pid->Kd * (pid->Last_Measure - pid->Measure) / pid->dt;
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}
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static void f_Derivative_Filter(PID_t *pid)
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@@ -244,18 +169,6 @@ static void f_Output_Limit(PID_t *pid)
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}
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}
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static void f_Proportion_Limit(PID_t *pid)
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{
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if (pid->Pout > pid->MaxOut)
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{
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pid->Pout = pid->MaxOut;
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}
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if (pid->Pout < -(pid->MaxOut))
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{
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pid->Pout = -(pid->MaxOut);
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}
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}
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// PID ERRORHandle Function
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static void f_PID_ErrorHandle(PID_t *pid)
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{
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@@ -278,227 +191,4 @@ static void f_PID_ErrorHandle(PID_t *pid)
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// Motor blocked over 1000times
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pid->ERRORHandler.ERRORType = Motor_Blocked;
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}
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}
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/*************************** FEEDFORWARD CONTROL *****************************/
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/**
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* @brief 前馈控制初始化
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* @param[in] 前馈控制结构体
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* @param[in] 略
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* @retval 返回空
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*/
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void Feedforward_Init(
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Feedforward_t *ffc,
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float max_out,
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float *c,
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float lpf_rc,
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uint16_t ref_dot_ols_order,
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uint16_t ref_ddot_ols_order)
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{
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ffc->MaxOut = max_out;
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// 设置前馈控制器参数 详见前馈控制结构体定义
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// set parameters of feed-forward controller (see struct definition)
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if (c != NULL && ffc != NULL)
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{
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ffc->c[0] = c[0];
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ffc->c[1] = c[1];
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ffc->c[2] = c[2];
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}
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else
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{
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ffc->c[0] = 0;
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ffc->c[1] = 0;
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ffc->c[2] = 0;
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ffc->MaxOut = 0;
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}
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ffc->LPF_RC = lpf_rc;
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// 最小二乘提取信号微分初始化
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// differential signal is distilled by OLS
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ffc->Ref_dot_OLS_Order = ref_dot_ols_order;
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ffc->Ref_ddot_OLS_Order = ref_ddot_ols_order;
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if (ref_dot_ols_order > 2)
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OLS_Init(&ffc->Ref_dot_OLS, ref_dot_ols_order);
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if (ref_ddot_ols_order > 2)
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OLS_Init(&ffc->Ref_ddot_OLS, ref_ddot_ols_order);
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ffc->DWT_CNT = 0;
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ffc->Output = 0;
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}
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/**
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* @brief PID计算
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* @param[in] PID结构体
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* @param[in] 测量值
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* @param[in] 期望值
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* @retval 返回空
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*/
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float Feedforward_Calculate(Feedforward_t *ffc, float ref)
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{
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ffc->dt = DWT_GetDeltaT((void *)&ffc->DWT_CNT);
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ffc->Ref = ref * ffc->dt / (ffc->LPF_RC + ffc->dt) +
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ffc->Ref * ffc->LPF_RC / (ffc->LPF_RC + ffc->dt);
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// 计算一阶导数
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// calculate first derivative
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if (ffc->Ref_dot_OLS_Order > 2)
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ffc->Ref_dot = OLS_Derivative(&ffc->Ref_dot_OLS, ffc->dt, ffc->Ref);
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else
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ffc->Ref_dot = (ffc->Ref - ffc->Last_Ref) / ffc->dt;
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// 计算二阶导数
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// calculate second derivative
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if (ffc->Ref_ddot_OLS_Order > 2)
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ffc->Ref_ddot = OLS_Derivative(&ffc->Ref_ddot_OLS, ffc->dt, ffc->Ref_dot);
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else
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ffc->Ref_ddot = (ffc->Ref_dot - ffc->Last_Ref_dot) / ffc->dt;
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// 计算前馈控制输出
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// calculate feed-forward controller output
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ffc->Output = ffc->c[0] * ffc->Ref + ffc->c[1] * ffc->Ref_dot + ffc->c[2] * ffc->Ref_ddot;
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ffc->Output = float_constrain(ffc->Output, -ffc->MaxOut, ffc->MaxOut);
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ffc->Last_Ref = ffc->Ref;
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ffc->Last_Ref_dot = ffc->Ref_dot;
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return ffc->Output;
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}
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/*************************LINEAR DISTURBANCE OBSERVER *************************/
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void LDOB_Init(
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LDOB_t *ldob,
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float max_d,
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float deadband,
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float *c,
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float lpf_rc,
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uint16_t measure_dot_ols_order,
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uint16_t measure_ddot_ols_order)
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{
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ldob->Max_Disturbance = max_d;
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ldob->DeadBand = deadband;
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// 设置线性扰动观测器参数 详见LDOB结构体定义
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// set parameters of linear disturbance observer (see struct definition)
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if (c != NULL && ldob != NULL)
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{
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ldob->c[0] = c[0];
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ldob->c[1] = c[1];
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ldob->c[2] = c[2];
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}
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else
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{
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ldob->c[0] = 0;
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ldob->c[1] = 0;
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ldob->c[2] = 0;
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ldob->Max_Disturbance = 0;
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}
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// 设置Q(s)带宽 Q(s)选用一阶惯性环节
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// set bandwidth of Q(s) Q(s) is chosen as a first-order low-pass form
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ldob->LPF_RC = lpf_rc;
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// 最小二乘提取信号微分初始化
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// differential signal is distilled by OLS
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ldob->Measure_dot_OLS_Order = measure_dot_ols_order;
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ldob->Measure_ddot_OLS_Order = measure_ddot_ols_order;
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if (measure_dot_ols_order > 2)
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OLS_Init(&ldob->Measure_dot_OLS, measure_dot_ols_order);
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if (measure_ddot_ols_order > 2)
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OLS_Init(&ldob->Measure_ddot_OLS, measure_ddot_ols_order);
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ldob->DWT_CNT = 0;
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ldob->Disturbance = 0;
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}
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float LDOB_Calculate(LDOB_t *ldob, float measure, float u)
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{
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ldob->dt = DWT_GetDeltaT((void *)&ldob->DWT_CNT);
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ldob->Measure = measure;
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ldob->u = u;
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// 计算一阶导数
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// calculate first derivative
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if (ldob->Measure_dot_OLS_Order > 2)
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ldob->Measure_dot = OLS_Derivative(&ldob->Measure_dot_OLS, ldob->dt, ldob->Measure);
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else
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ldob->Measure_dot = (ldob->Measure - ldob->Last_Measure) / ldob->dt;
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// 计算二阶导数
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// calculate second derivative
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if (ldob->Measure_ddot_OLS_Order > 2)
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ldob->Measure_ddot = OLS_Derivative(&ldob->Measure_ddot_OLS, ldob->dt, ldob->Measure_dot);
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else
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ldob->Measure_ddot = (ldob->Measure_dot - ldob->Last_Measure_dot) / ldob->dt;
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// 估计总扰动
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// estimate external disturbances and internal disturbances caused by model uncertainties
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ldob->Disturbance = ldob->c[0] * ldob->Measure + ldob->c[1] * ldob->Measure_dot + ldob->c[2] * ldob->Measure_ddot - ldob->u;
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ldob->Disturbance = ldob->Disturbance * ldob->dt / (ldob->LPF_RC + ldob->dt) +
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ldob->Last_Disturbance * ldob->LPF_RC / (ldob->LPF_RC + ldob->dt);
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ldob->Disturbance = float_constrain(ldob->Disturbance, -ldob->Max_Disturbance, ldob->Max_Disturbance);
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// 扰动输出死区
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// deadband of disturbance output
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if (abs(ldob->Disturbance) > ldob->DeadBand * ldob->Max_Disturbance)
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ldob->Output = ldob->Disturbance;
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else
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ldob->Output = 0;
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ldob->Last_Measure = ldob->Measure;
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ldob->Last_Measure_dot = ldob->Measure_dot;
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ldob->Last_Disturbance = ldob->Disturbance;
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return ldob->Output;
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}
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/*************************** Tracking Differentiator ***************************/
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void TD_Init(TD_t *td, float r, float h0)
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{
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td->r = r;
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td->h0 = h0;
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td->x = 0;
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td->dx = 0;
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td->ddx = 0;
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td->last_dx = 0;
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td->last_ddx = 0;
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}
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float TD_Calculate(TD_t *td, float input)
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{
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static float d, a0, y, a1, a2, a, fhan;
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td->dt = DWT_GetDeltaT((void *)&td->DWT_CNT);
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if (td->dt > 0.5f)
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return 0;
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td->Input = input;
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d = td->r * td->h0 * td->h0;
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a0 = td->dx * td->h0;
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y = td->x - td->Input + a0;
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a1 = sqrt(d * (d + 8 * abs(y)));
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a2 = a0 + sign(y) * (a1 - d) / 2;
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a = (a0 + y) * (sign(y + d) - sign(y - d)) / 2 + a2 * (1 - (sign(y + d) - sign(y - d)) / 2);
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fhan = -td->r * a / d * (sign(a + d) - sign(a - d)) / 2 -
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td->r * sign(a) * (1 - (sign(a + d) - sign(a - d)) / 2);
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td->ddx = fhan;
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td->dx += (td->ddx + td->last_ddx) * td->dt / 2;
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td->x += (td->dx + td->last_dx) * td->dt / 2;
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td->last_ddx = td->ddx;
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td->last_dx = td->dx;
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return td->x;
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}
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}
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@@ -19,7 +19,6 @@
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#include "string.h"
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#include "stdlib.h"
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#include "bsp_dwt.h"
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#include "user_lib.h"
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#include "arm_math.h"
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#include <math.h>
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@@ -27,13 +26,6 @@
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#define abs(x) ((x > 0) ? x : -x)
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#endif
|
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#ifndef user_malloc
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||||
#ifdef _CMSIS_OS_H
|
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#define user_malloc pvPortMalloc
|
||||
#else
|
||||
#define user_malloc malloc
|
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#endif
|
||||
#endif
|
||||
|
||||
/******************************* PID CONTROL *********************************/
|
||||
typedef enum pid_Improvement_e
|
||||
@@ -55,19 +47,31 @@ typedef enum errorType_e
|
||||
Motor_Blocked = 0x01U
|
||||
} ErrorType_e;
|
||||
|
||||
typedef __packed struct
|
||||
typedef struct
|
||||
{
|
||||
uint64_t ERRORCount;
|
||||
ErrorType_e ERRORType;
|
||||
} PID_ErrorHandler_t;
|
||||
|
||||
typedef __packed struct pid_t
|
||||
typedef struct
|
||||
{
|
||||
float Ref;
|
||||
//---------------------------------- init config block
|
||||
// config parameter
|
||||
float Kp;
|
||||
float Ki;
|
||||
float Kd;
|
||||
|
||||
float MaxOut;
|
||||
float IntegralLimit;
|
||||
float DeadBand;
|
||||
float CoefA; //For Changing Integral
|
||||
float CoefB; //ITerm = Err*((A-abs(err)+B)/A) when B<|err|<A+B
|
||||
float Output_LPF_RC; // RC = 1/omegac
|
||||
float Derivative_LPF_RC;
|
||||
|
||||
uint8_t Improve;
|
||||
//-----------------------------------
|
||||
// for calculating
|
||||
float Measure;
|
||||
float Last_Measure;
|
||||
float Err;
|
||||
@@ -83,134 +87,42 @@ typedef __packed struct pid_t
|
||||
float Last_Output;
|
||||
float Last_Dout;
|
||||
|
||||
float Ref;
|
||||
|
||||
uint32_t DWT_CNT;
|
||||
float dt;
|
||||
|
||||
PID_ErrorHandler_t ERRORHandler;
|
||||
} PID_t;
|
||||
|
||||
/* 用于PID初始化的结构体*/
|
||||
typedef struct
|
||||
{
|
||||
// config parameter
|
||||
float Kp;
|
||||
float Ki;
|
||||
float Kd;
|
||||
|
||||
float MaxOut;
|
||||
float IntegralLimit;
|
||||
float DeadBand;
|
||||
float ControlPeriod;
|
||||
float CoefA; //For Changing Integral
|
||||
float CoefB; //ITerm = Err*((A-abs(err)+B)/A) when B<|err|<A+B
|
||||
float Output_LPF_RC; // RC = 1/omegac
|
||||
float Derivative_LPF_RC;
|
||||
|
||||
uint16_t OLS_Order;
|
||||
Ordinary_Least_Squares_t OLS;
|
||||
|
||||
uint32_t DWT_CNT;
|
||||
float dt;
|
||||
|
||||
uint8_t Improve;
|
||||
|
||||
PID_ErrorHandler_t ERRORHandler;
|
||||
} PID_Init_config_s;
|
||||
|
||||
void (*User_Func1_f)(struct pid_t *pid);
|
||||
void (*User_Func2_f)(struct pid_t *pid);
|
||||
} PID_t;
|
||||
|
||||
void PID_Init(
|
||||
PID_t *pid,
|
||||
float max_out,
|
||||
float intergral_limit,
|
||||
float deadband,
|
||||
|
||||
float kp,
|
||||
float ki,
|
||||
float kd,
|
||||
|
||||
float A,
|
||||
float B,
|
||||
|
||||
float output_lpf_rc,
|
||||
float derivative_lpf_rc,
|
||||
|
||||
uint16_t ols_order,
|
||||
|
||||
uint8_t improve);
|
||||
void PID_Init(PID_t* pid,PID_Init_config_s* config);
|
||||
float PID_Calculate(PID_t *pid, float measure, float ref);
|
||||
|
||||
/*************************** FEEDFORWARD CONTROL *****************************/
|
||||
typedef __packed struct
|
||||
{
|
||||
float c[3]; // G(s) = 1/(c2s^2 + c1s + c0)
|
||||
|
||||
float Ref;
|
||||
float Last_Ref;
|
||||
|
||||
float DeadBand;
|
||||
|
||||
uint32_t DWT_CNT;
|
||||
float dt;
|
||||
|
||||
float LPF_RC; // RC = 1/omegac
|
||||
|
||||
float Ref_dot;
|
||||
float Ref_ddot;
|
||||
float Last_Ref_dot;
|
||||
|
||||
uint16_t Ref_dot_OLS_Order;
|
||||
Ordinary_Least_Squares_t Ref_dot_OLS;
|
||||
uint16_t Ref_ddot_OLS_Order;
|
||||
Ordinary_Least_Squares_t Ref_ddot_OLS;
|
||||
|
||||
float Output;
|
||||
float MaxOut;
|
||||
|
||||
} Feedforward_t;
|
||||
|
||||
void Feedforward_Init(
|
||||
Feedforward_t *ffc,
|
||||
float max_out,
|
||||
float *c,
|
||||
float lpf_rc,
|
||||
uint16_t ref_dot_ols_order,
|
||||
uint16_t ref_ddot_ols_order);
|
||||
|
||||
float Feedforward_Calculate(Feedforward_t *ffc, float ref);
|
||||
|
||||
/************************* LINEAR DISTURBANCE OBSERVER *************************/
|
||||
typedef __packed struct
|
||||
{
|
||||
float c[3]; // G(s) = 1/(c2s^2 + c1s + c0)
|
||||
|
||||
float Measure;
|
||||
float Last_Measure;
|
||||
|
||||
float u; // system input
|
||||
|
||||
float DeadBand;
|
||||
|
||||
uint32_t DWT_CNT;
|
||||
float dt;
|
||||
|
||||
float LPF_RC; // RC = 1/omegac
|
||||
|
||||
float Measure_dot;
|
||||
float Measure_ddot;
|
||||
float Last_Measure_dot;
|
||||
|
||||
uint16_t Measure_dot_OLS_Order;
|
||||
Ordinary_Least_Squares_t Measure_dot_OLS;
|
||||
uint16_t Measure_ddot_OLS_Order;
|
||||
Ordinary_Least_Squares_t Measure_ddot_OLS;
|
||||
|
||||
float Disturbance;
|
||||
float Output;
|
||||
float Last_Disturbance;
|
||||
float Max_Disturbance;
|
||||
} LDOB_t;
|
||||
|
||||
void LDOB_Init(
|
||||
LDOB_t *ldob,
|
||||
float max_d,
|
||||
float deadband,
|
||||
float *c,
|
||||
float lpf_rc,
|
||||
uint16_t measure_dot_ols_order,
|
||||
uint16_t measure_ddot_ols_order);
|
||||
|
||||
float LDOB_Calculate(LDOB_t *ldob, float measure, float u);
|
||||
|
||||
/*************************** Tracking Differentiator ***************************/
|
||||
typedef __packed struct
|
||||
typedef struct
|
||||
{
|
||||
float Input;
|
||||
|
||||
|
||||
@@ -51,36 +51,8 @@ float Sqrt(float x)
|
||||
return y;
|
||||
}
|
||||
|
||||
//快速求平方根倒数
|
||||
/*
|
||||
float invSqrt(float num)
|
||||
{
|
||||
float halfnum = 0.5f * num;
|
||||
float y = num;
|
||||
long i = *(long *)&y;
|
||||
i = 0x5f375a86- (i >> 1);
|
||||
y = *(float *)&i;
|
||||
y = y * (1.5f - (halfnum * y * y));
|
||||
return y;
|
||||
}*/
|
||||
|
||||
/**
|
||||
* @brief 斜波函数初始化
|
||||
* @author RM
|
||||
* @param[in] 斜波函数结构体
|
||||
* @param[in] 间隔的时间,单位 s
|
||||
* @param[in] 最大值
|
||||
* @param[in] 最小值
|
||||
* @retval 返回空
|
||||
*/
|
||||
void ramp_init(ramp_function_source_t *ramp_source_type, float frame_period, float max, float min)
|
||||
{
|
||||
ramp_source_type->frame_period = frame_period;
|
||||
ramp_source_type->max_value = max;
|
||||
ramp_source_type->min_value = min;
|
||||
ramp_source_type->input = 0.0f;
|
||||
ramp_source_type->out = 0.0f;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @brief 斜波函数计算,根据输入的值进行叠加, 输入单位为 /s 即一秒后增加输入的值
|
||||
@@ -217,176 +189,4 @@ int float_rounding(float raw)
|
||||
if (decimal > 0.5f)
|
||||
integer++;
|
||||
return integer;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 最小二乘法初始化
|
||||
* @param[in] 最小二乘法结构体
|
||||
* @param[in] 样本数
|
||||
* @retval 返回空
|
||||
*/
|
||||
void OLS_Init(Ordinary_Least_Squares_t *OLS, uint16_t order)
|
||||
{
|
||||
OLS->Order = order;
|
||||
OLS->Count = 0;
|
||||
OLS->x = (float *)user_malloc(sizeof(float) * order);
|
||||
OLS->y = (float *)user_malloc(sizeof(float) * order);
|
||||
OLS->k = 0;
|
||||
OLS->b = 0;
|
||||
memset((void *)OLS->x, 0, sizeof(float) * order);
|
||||
memset((void *)OLS->y, 0, sizeof(float) * order);
|
||||
memset((void *)OLS->t, 0, sizeof(float) * 4);
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 最小二乘法拟合
|
||||
* @param[in] 最小二乘法结构体
|
||||
* @param[in] 信号新样本距上一个样本时间间隔
|
||||
* @param[in] 信号值
|
||||
*/
|
||||
void OLS_Update(Ordinary_Least_Squares_t *OLS, float deltax, float y)
|
||||
{
|
||||
static float temp = 0;
|
||||
temp = OLS->x[1];
|
||||
for (uint16_t i = 0; i < OLS->Order - 1; ++i)
|
||||
{
|
||||
OLS->x[i] = OLS->x[i + 1] - temp;
|
||||
OLS->y[i] = OLS->y[i + 1];
|
||||
}
|
||||
OLS->x[OLS->Order - 1] = OLS->x[OLS->Order - 2] + deltax;
|
||||
OLS->y[OLS->Order - 1] = y;
|
||||
|
||||
if (OLS->Count < OLS->Order)
|
||||
{
|
||||
OLS->Count++;
|
||||
}
|
||||
memset((void *)OLS->t, 0, sizeof(float) * 4);
|
||||
for (uint16_t i = OLS->Order - OLS->Count; i < OLS->Order; ++i)
|
||||
{
|
||||
OLS->t[0] += OLS->x[i] * OLS->x[i];
|
||||
OLS->t[1] += OLS->x[i];
|
||||
OLS->t[2] += OLS->x[i] * OLS->y[i];
|
||||
OLS->t[3] += OLS->y[i];
|
||||
}
|
||||
|
||||
OLS->k = (OLS->t[2] * OLS->Order - OLS->t[1] * OLS->t[3]) / (OLS->t[0] * OLS->Order - OLS->t[1] * OLS->t[1]);
|
||||
OLS->b = (OLS->t[0] * OLS->t[3] - OLS->t[1] * OLS->t[2]) / (OLS->t[0] * OLS->Order - OLS->t[1] * OLS->t[1]);
|
||||
|
||||
OLS->StandardDeviation = 0;
|
||||
for (uint16_t i = OLS->Order - OLS->Count; i < OLS->Order; ++i)
|
||||
{
|
||||
OLS->StandardDeviation += fabsf(OLS->k * OLS->x[i] + OLS->b - OLS->y[i]);
|
||||
}
|
||||
OLS->StandardDeviation /= OLS->Order;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 最小二乘法提取信号微分
|
||||
* @param[in] 最小二乘法结构体
|
||||
* @param[in] 信号新样本距上一个样本时间间隔
|
||||
* @param[in] 信号值
|
||||
* @retval 返回斜率k
|
||||
*/
|
||||
float OLS_Derivative(Ordinary_Least_Squares_t *OLS, float deltax, float y)
|
||||
{
|
||||
static float temp = 0;
|
||||
temp = OLS->x[1];
|
||||
for (uint16_t i = 0; i < OLS->Order - 1; ++i)
|
||||
{
|
||||
OLS->x[i] = OLS->x[i + 1] - temp;
|
||||
OLS->y[i] = OLS->y[i + 1];
|
||||
}
|
||||
OLS->x[OLS->Order - 1] = OLS->x[OLS->Order - 2] + deltax;
|
||||
OLS->y[OLS->Order - 1] = y;
|
||||
|
||||
if (OLS->Count < OLS->Order)
|
||||
{
|
||||
OLS->Count++;
|
||||
}
|
||||
|
||||
memset((void *)OLS->t, 0, sizeof(float) * 4);
|
||||
for (uint16_t i = OLS->Order - OLS->Count; i < OLS->Order; ++i)
|
||||
{
|
||||
OLS->t[0] += OLS->x[i] * OLS->x[i];
|
||||
OLS->t[1] += OLS->x[i];
|
||||
OLS->t[2] += OLS->x[i] * OLS->y[i];
|
||||
OLS->t[3] += OLS->y[i];
|
||||
}
|
||||
|
||||
OLS->k = (OLS->t[2] * OLS->Order - OLS->t[1] * OLS->t[3]) / (OLS->t[0] * OLS->Order - OLS->t[1] * OLS->t[1]);
|
||||
|
||||
OLS->StandardDeviation = 0;
|
||||
for (uint16_t i = OLS->Order - OLS->Count; i < OLS->Order; ++i)
|
||||
{
|
||||
OLS->StandardDeviation += fabsf(OLS->k * OLS->x[i] + OLS->b - OLS->y[i]);
|
||||
}
|
||||
OLS->StandardDeviation /= OLS->Order;
|
||||
|
||||
return OLS->k;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 获取最小二乘法提取信号微分
|
||||
* @param[in] 最小二乘法结构体
|
||||
* @retval 返回斜率k
|
||||
*/
|
||||
float Get_OLS_Derivative(Ordinary_Least_Squares_t *OLS)
|
||||
{
|
||||
return OLS->k;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 最小二乘法平滑信号
|
||||
* @param[in] 最小二乘法结构体
|
||||
* @param[in] 信号新样本距上一个样本时间间隔
|
||||
* @param[in] 信号值
|
||||
* @retval 返回平滑输出
|
||||
*/
|
||||
float OLS_Smooth(Ordinary_Least_Squares_t *OLS, float deltax, float y)
|
||||
{
|
||||
static float temp = 0;
|
||||
temp = OLS->x[1];
|
||||
for (uint16_t i = 0; i < OLS->Order - 1; ++i)
|
||||
{
|
||||
OLS->x[i] = OLS->x[i + 1] - temp;
|
||||
OLS->y[i] = OLS->y[i + 1];
|
||||
}
|
||||
OLS->x[OLS->Order - 1] = OLS->x[OLS->Order - 2] + deltax;
|
||||
OLS->y[OLS->Order - 1] = y;
|
||||
|
||||
if (OLS->Count < OLS->Order)
|
||||
{
|
||||
OLS->Count++;
|
||||
}
|
||||
|
||||
memset((void *)OLS->t, 0, sizeof(float) * 4);
|
||||
for (uint16_t i = OLS->Order - OLS->Count; i < OLS->Order; ++i)
|
||||
{
|
||||
OLS->t[0] += OLS->x[i] * OLS->x[i];
|
||||
OLS->t[1] += OLS->x[i];
|
||||
OLS->t[2] += OLS->x[i] * OLS->y[i];
|
||||
OLS->t[3] += OLS->y[i];
|
||||
}
|
||||
|
||||
OLS->k = (OLS->t[2] * OLS->Order - OLS->t[1] * OLS->t[3]) / (OLS->t[0] * OLS->Order - OLS->t[1] * OLS->t[1]);
|
||||
OLS->b = (OLS->t[0] * OLS->t[3] - OLS->t[1] * OLS->t[2]) / (OLS->t[0] * OLS->Order - OLS->t[1] * OLS->t[1]);
|
||||
|
||||
OLS->StandardDeviation = 0;
|
||||
for (uint16_t i = OLS->Order - OLS->Count; i < OLS->Order; ++i)
|
||||
{
|
||||
OLS->StandardDeviation += fabsf(OLS->k * OLS->x[i] + OLS->b - OLS->y[i]);
|
||||
}
|
||||
OLS->StandardDeviation /= OLS->Order;
|
||||
|
||||
return OLS->k * OLS->x[OLS->Order - 1] + OLS->b;
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 获取最小二乘法平滑信号
|
||||
* @param[in] 最小二乘法结构体
|
||||
* @retval 返回平滑输出
|
||||
*/
|
||||
float Get_OLS_Smooth(Ordinary_Least_Squares_t *OLS)
|
||||
{
|
||||
return OLS->k * OLS->x[OLS->Order - 1] + OLS->b;
|
||||
}
|
||||
}
|
||||
@@ -89,11 +89,11 @@ extern uint8_t GlobalDebugMode;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
float input; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
float out; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
float min_value; //<2F><EFBFBD><DEB7><EFBFBD>Сֵ
|
||||
float max_value; //<2F><EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD>ֵ
|
||||
float frame_period; //ʱ<><CAB1><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
float input; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
float out; //<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
float min_value; //<2F><EFBFBD><DEB7><EFBFBD>Сֵ
|
||||
float max_value; //<2F><EFBFBD><DEB7><EFBFBD><EFBFBD>ֵ
|
||||
float frame_period; //ʱ<><CAB1><EFBFBD><EFBFBD>
|
||||
} ramp_function_source_t;
|
||||
|
||||
typedef __packed struct
|
||||
@@ -112,41 +112,34 @@ typedef __packed struct
|
||||
float t[4];
|
||||
} Ordinary_Least_Squares_t;
|
||||
|
||||
//<2F><><EFBFBD>ٿ<EFBFBD><D9BF><EFBFBD>
|
||||
//<2F><><EFBFBD>ٿ<EFBFBD><D9BF><EFBFBD>
|
||||
float Sqrt(float x);
|
||||
|
||||
//б<><D0B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>
|
||||
//б<><D0B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>
|
||||
void ramp_init(ramp_function_source_t *ramp_source_type, float frame_period, float max, float min);
|
||||
//б<><D0B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
//б<><D0B1><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
float ramp_calc(ramp_function_source_t *ramp_source_type, float input);
|
||||
|
||||
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
float abs_limit(float num, float Limit);
|
||||
//<2F>жϷ<D0B6><CFB7><EFBFBD>λ
|
||||
//<2F>жϷ<D0B6><CFB7><EFBFBD>λ
|
||||
float sign(float value);
|
||||
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
|
||||
float float_deadband(float Value, float minValue, float maxValue);
|
||||
// int26<32><36><EFBFBD><EFBFBD>
|
||||
// int26<32><36><EFBFBD><EFBFBD>
|
||||
int16_t int16_deadline(int16_t Value, int16_t minValue, int16_t maxValue);
|
||||
//<2F><EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD>
|
||||
//<2F><EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD>
|
||||
float float_constrain(float Value, float minValue, float maxValue);
|
||||
//<2F><EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD>
|
||||
//<2F><EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD>
|
||||
int16_t int16_constrain(int16_t Value, int16_t minValue, int16_t maxValue);
|
||||
//ѭ<><D1AD><EFBFBD><EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD>
|
||||
//ѭ<><D1AD><EFBFBD><EFBFBD><DEB7><EFBFBD><EFBFBD><EFBFBD>
|
||||
float loop_float_constrain(float Input, float minValue, float maxValue);
|
||||
//<2F>Ƕ<EFBFBD> <20><><EFBFBD><EFBFBD> 180 ~ -180
|
||||
//<2F>Ƕ<EFBFBD> <20><><EFBFBD><EFBFBD> 180 ~ -180
|
||||
float theta_format(float Ang);
|
||||
|
||||
int float_rounding(float raw);
|
||||
|
||||
//<2F><><EFBFBD>ȸ<EFBFBD>ʽ<EFBFBD><CABD>Ϊ-PI~PI
|
||||
//<2F><><EFBFBD>ȸ<EFBFBD>ʽ<EFBFBD><CABD>Ϊ-PI~PI
|
||||
#define rad_format(Ang) loop_float_constrain((Ang), -PI, PI)
|
||||
|
||||
void OLS_Init(Ordinary_Least_Squares_t *OLS, uint16_t order);
|
||||
void OLS_Update(Ordinary_Least_Squares_t *OLS, float deltax, float y);
|
||||
float OLS_Derivative(Ordinary_Least_Squares_t *OLS, float deltax, float y);
|
||||
float OLS_Smooth(Ordinary_Least_Squares_t *OLS, float deltax, float y);
|
||||
float Get_OLS_Derivative(Ordinary_Least_Squares_t *OLS);
|
||||
float Get_OLS_Smooth(Ordinary_Least_Squares_t *OLS);
|
||||
|
||||
#endif
|
||||
|
||||
@@ -16,7 +16,7 @@
|
||||
#include "bsp_temperature.h"
|
||||
#include "spi.h"
|
||||
|
||||
INS_t INS;
|
||||
INS_t INS;
|
||||
IMU_Param_t IMU_Param;
|
||||
PID_t TempCtrl = {0};
|
||||
|
||||
@@ -44,7 +44,14 @@ void INS_Init(void)
|
||||
|
||||
IMU_QuaternionEKF_Init(10, 0.001, 10000000, 1, 0);
|
||||
// imu heat init
|
||||
PID_Init(&TempCtrl, 2000, 300, 0, 1000, 20, 0, 0, 0, 0, 0, 0, 0);
|
||||
PID_Init_config_s config = {.MaxOut = 2000,
|
||||
.IntegralLimit = 300,
|
||||
.DeadBand = 0,
|
||||
.Kp = 1000,
|
||||
.Ki = 20,
|
||||
.Kd = 0,
|
||||
.Improve = 0x01}; // enable integratiaon limit
|
||||
PID_Init(&TempCtrl,&config);
|
||||
|
||||
// noise of accel is relatively big and of high freq,thus lpf is used
|
||||
INS.AccelLPF = 0.0085;
|
||||
@@ -99,7 +106,7 @@ void INS_Task(void)
|
||||
INS.Yaw = QEKF_INS.Yaw;
|
||||
INS.Pitch = QEKF_INS.Pitch;
|
||||
INS.Roll = QEKF_INS.Roll;
|
||||
INS.YawTotalAngle = QEKF_INS.YawTotalAngle;
|
||||
INS.YawTotalAngle = QEKF_INS.YawTotalAngle;
|
||||
}
|
||||
|
||||
// temperature control
|
||||
@@ -117,7 +124,6 @@ void INS_Task(void)
|
||||
count++;
|
||||
}
|
||||
|
||||
|
||||
/**
|
||||
* @brief Transform 3dvector from BodyFrame to EarthFrame
|
||||
* @param[1] vector in BodyFrame
|
||||
@@ -232,7 +238,7 @@ static void IMU_Param_Correction(IMU_Param_t *param, float gyro[3], float accel[
|
||||
|
||||
/**
|
||||
* @brief 温度控制
|
||||
*
|
||||
*
|
||||
*/
|
||||
void IMU_Temperature_Ctrl(void)
|
||||
{
|
||||
|
||||
@@ -40,7 +40,7 @@ joint_instance* HTMotorInit(can_instance_config config)
|
||||
{
|
||||
static uint8_t idx;
|
||||
joint_motor_info[idx]=(joint_instance*)malloc(sizeof(joint_instance));
|
||||
joint_motor_info[idx++]->motor_can_instace=CANRegister(config);
|
||||
CANRegister(&joint_motor_info[idx++]->motor_can_instace,config);
|
||||
}
|
||||
|
||||
void JointControl(joint_instance* _instance,float current)
|
||||
@@ -50,7 +50,7 @@ void JointControl(joint_instance* _instance,float current)
|
||||
tmp = float_to_uint(current, T_MIN, T_MAX, 12);
|
||||
_instance->motor_can_instace->rx_buff[6] = tmp>>8;
|
||||
_instance->motor_can_instace->rx_buff[7] = tmp&0xff;
|
||||
CANTransmit(&_instance->motor_can_instace);
|
||||
CANTransmit(_instance->motor_can_instace);
|
||||
}
|
||||
|
||||
void SetJointMode(joint_mode cmd,joint_instance* _instance)
|
||||
@@ -58,5 +58,5 @@ void SetJointMode(joint_mode cmd,joint_instance* _instance)
|
||||
static uint8_t buf[8] = {0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0xFF, 0x00};
|
||||
buf[7]=(uint8_t)cmd;
|
||||
memcpy(_instance->motor_can_instace->rx_buff,buf,8*sizeof(uint8_t));
|
||||
CANTransmit(&_instance->motor_can_instace);
|
||||
CANTransmit(_instance->motor_can_instace);
|
||||
}
|
||||
|
||||
@@ -23,7 +23,7 @@ driven_instance* LKMotroInit(can_instance_config config)
|
||||
static uint8_t idx;
|
||||
driven_motor_info[idx]=(driven_instance*)malloc(sizeof(driven_instance));
|
||||
config.can_module_callback=DecodeDriven;
|
||||
driven_motor_info[idx++]->motor_can_instance=CANRegister(config);
|
||||
CANRegister(driven_motor_info[idx++]->motor_can_instance,config);
|
||||
}
|
||||
|
||||
void DrivenControl(int16_t motor1_current,int16_t motor2_current)
|
||||
|
||||
@@ -1,6 +1,7 @@
|
||||
#include "dji_motor.h"
|
||||
|
||||
static uint8_t idx = 0; // register idx
|
||||
static uint8_t idx = 0; // register idx,是该文件的全局电机索引,在注册时使用
|
||||
|
||||
/* DJI电机的实例,此处仅保存指针,内存的分配将通过电机实例初始化时通过malloc()进行 */
|
||||
static dji_motor_instance *dji_motor_info[DJI_MOTOR_CNT] = {NULL};
|
||||
|
||||
@@ -29,60 +30,8 @@ static can_instance sender_assignment[6] =
|
||||
static uint8_t sender_enable_flag[6] = {0};
|
||||
|
||||
/**
|
||||
* @brief 根据电调/拨码开关上的ID,计算发送ID和接收ID,并对电机进行分组以便处理多电机控制命令
|
||||
*
|
||||
* @param config
|
||||
*/
|
||||
static void MotorSenderGrouping(can_instance_config *config)
|
||||
{
|
||||
uint8_t motor_id = config->tx_id - 1;
|
||||
uint8_t motor_rx_id;
|
||||
uint8_t motor_send_num;
|
||||
uint8_t motor_grouping;
|
||||
|
||||
switch (dji_motor_info[idx]->motor_type)
|
||||
{
|
||||
case M2006:
|
||||
case M3508:
|
||||
if (motor_id < 4)
|
||||
{
|
||||
dji_motor_info[idx]->message_num = motor_id;
|
||||
dji_motor_info[idx]->sender_group = config->can_handle == &hcan1 ? 1 : 4;
|
||||
}
|
||||
else
|
||||
{
|
||||
dji_motor_info[idx]->message_num = motor_id - 4;
|
||||
dji_motor_info[idx]->sender_group = config->can_handle == &hcan1 ? 0 : 3;
|
||||
}
|
||||
config->rx_id = 0x200 + motor_id;
|
||||
sender_enable_flag[dji_motor_info[idx]->sender_group] = 1;
|
||||
break;
|
||||
|
||||
case GM6020:
|
||||
if (motor_id < 4)
|
||||
{
|
||||
dji_motor_info[idx]->message_num = motor_id;
|
||||
dji_motor_info[idx]->sender_group = config->can_handle == &hcan1 ? 0 : 3;
|
||||
}
|
||||
else
|
||||
{
|
||||
dji_motor_info[idx]->message_num = motor_id - 4;
|
||||
dji_motor_info[idx]->sender_group = config->can_handle == &hcan1 ? 2 : 5;
|
||||
}
|
||||
config->rx_id = 0x204 + motor_id;
|
||||
sender_enable_flag[dji_motor_info[idx]->sender_group] = 1;
|
||||
break;
|
||||
// other motors should not be registered here
|
||||
default:
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @todo 待添加此功能.
|
||||
*
|
||||
* @brief 当注册的电机id冲突时,会进入这个函数并提示冲突的ID
|
||||
*
|
||||
* @todo 通过segger jlink 发送日志
|
||||
*/
|
||||
static void IDcrash_Handler()
|
||||
{
|
||||
@@ -91,17 +40,86 @@ static void IDcrash_Handler()
|
||||
};
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 根据电调/拨码开关上的ID,计算发送ID和接收ID,并对电机进行分组以便处理多电机控制命令
|
||||
*
|
||||
* @param config
|
||||
*/
|
||||
static void MotorSenderGrouping(can_instance_config *config)
|
||||
{
|
||||
uint8_t motor_id = config->tx_id - 1; // 下标从零开始,先减一方便赋值
|
||||
uint8_t motor_send_num;
|
||||
uint8_t motor_grouping;
|
||||
|
||||
switch (dji_motor_info[idx]->motor_type)
|
||||
{
|
||||
case M2006:
|
||||
case M3508:
|
||||
if (motor_id < 4) // 根据ID分组
|
||||
{
|
||||
motor_send_num = motor_id;
|
||||
motor_grouping = config->can_handle == &hcan1 ? 1 : 4;
|
||||
}
|
||||
else
|
||||
{
|
||||
motor_send_num = motor_id - 4;
|
||||
motor_grouping = config->can_handle == &hcan1 ? 0 : 3;
|
||||
}
|
||||
|
||||
// 计算接收id并设置分组发送id
|
||||
config->rx_id = 0x200 + motor_id+1;
|
||||
sender_enable_flag[motor_grouping] = 1;
|
||||
dji_motor_info[idx]->message_num = motor_send_num;
|
||||
dji_motor_info[idx]->sender_group = motor_grouping;
|
||||
|
||||
// 检查是否发生id冲突
|
||||
for (size_t i = 0; i < idx; i++)
|
||||
{
|
||||
if (dji_motor_info[i]->motor_can_instance.can_handle == config->can_handle && dji_motor_info[i]->motor_can_instance.rx_id == config->rx_id)
|
||||
IDcrash_Handler();
|
||||
}
|
||||
break;
|
||||
|
||||
case GM6020:
|
||||
if (motor_id < 4)
|
||||
{
|
||||
motor_send_num = motor_id;
|
||||
motor_grouping = config->can_handle == &hcan1 ? 0 : 3;
|
||||
}
|
||||
else
|
||||
{
|
||||
motor_send_num = motor_id - 4;
|
||||
motor_grouping = config->can_handle == &hcan1 ? 2 : 5;
|
||||
}
|
||||
|
||||
config->rx_id = 0x204 + motor_id;
|
||||
sender_enable_flag[motor_grouping] = 1;
|
||||
dji_motor_info[idx]->message_num = motor_send_num;
|
||||
dji_motor_info[idx]->sender_group = motor_grouping;
|
||||
|
||||
for (size_t i = 0; i < idx; i++)
|
||||
{
|
||||
if (dji_motor_info[i]->motor_can_instance.can_handle == config->can_handle && dji_motor_info[i]->motor_can_instance.rx_id == config->rx_id)
|
||||
IDcrash_Handler();
|
||||
}
|
||||
break;
|
||||
|
||||
default: // other motors should not be registered here
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* @brief 根据返回的can_instance对反馈报文进行解析
|
||||
*
|
||||
* @param _instance 收到数据的instance,通过遍历与所有电机进行对比
|
||||
* @param _instance 收到数据的instance,通过遍历与所有电机进行对比以选择正确的实例
|
||||
*/
|
||||
static void DecodeDJIMotor(can_instance *_instance)
|
||||
{
|
||||
uint8_t *rxbuff = _instance->rx_buff;
|
||||
for (size_t i = 0; i < DJI_MOTOR_CNT; i++)
|
||||
{
|
||||
if (dji_motor_info[i]->motor_can_instance == _instance)
|
||||
if (&dji_motor_info[i]->motor_can_instance == _instance)
|
||||
{
|
||||
dji_motor_info[i]->motor_measure.last_ecd = dji_motor_info[i]->motor_measure.ecd;
|
||||
dji_motor_info[i]->motor_measure.ecd = (uint16_t)(rxbuff[0] << 8 | rxbuff[1]);
|
||||
@@ -113,52 +131,108 @@ static void DecodeDJIMotor(can_instance *_instance)
|
||||
}
|
||||
}
|
||||
|
||||
dji_motor_instance *DJIMotorInit(can_instance_config config,
|
||||
// 电机初始化,返回一个电机实例
|
||||
dji_motor_instance *DJIMotorInit(can_instance_config can_config,
|
||||
Motor_Control_Setting_s motor_setting,
|
||||
Motor_Controller_Init_s controller_init,
|
||||
Motor_Type_e type)
|
||||
{
|
||||
dji_motor_info[idx] = (dji_motor_instance *)malloc(sizeof(dji_motor_instance));
|
||||
// motor setting
|
||||
|
||||
// motor basic setting
|
||||
dji_motor_info[idx]->motor_type = type;
|
||||
dji_motor_info[idx]->motor_settings = motor_setting;
|
||||
|
||||
// motor controller init
|
||||
// @todo : PID init
|
||||
PID_Init(&dji_motor_info[idx]->motor_controller.current_PID, &controller_init.current_PID);
|
||||
PID_Init(&dji_motor_info[idx]->motor_controller.speed_PID, &controller_init.speed_PID);
|
||||
PID_Init(&dji_motor_info[idx]->motor_controller.angle_PID, &controller_init.angle_PID);
|
||||
dji_motor_info[idx]->motor_controller.other_angle_feedback_ptr = controller_init.other_angle_feedback_ptr;
|
||||
dji_motor_info[idx]->motor_controller.other_speed_feedback_ptr = controller_init.other_speed_feedback_ptr;
|
||||
// group motors, because 4 motors share the same CAN control message
|
||||
MotorSenderGrouping(&config);
|
||||
MotorSenderGrouping(&can_config);
|
||||
// register motor to CAN bus
|
||||
config.can_module_callback = DecodeDJIMotor;
|
||||
dji_motor_info[idx]->motor_can_instance = CANRegister(config);
|
||||
can_config.can_module_callback = DecodeDJIMotor; // set callback
|
||||
CANRegister(&dji_motor_info[idx]->motor_can_instance, can_config);
|
||||
|
||||
return dji_motor_info[idx++];
|
||||
}
|
||||
|
||||
// 改变反馈来源
|
||||
void DJIMotorChangeFeed(dji_motor_instance *motor,Closeloop_Type_e loop,Feedback_Source_e type)
|
||||
{
|
||||
if(loop==ANGLE_LOOP)
|
||||
{
|
||||
motor->motor_settings.angle_feedback_source=type;
|
||||
}
|
||||
if(loop==SPEED_LOOP)
|
||||
{
|
||||
motor->motor_settings.speed_feedback_source=type;
|
||||
}
|
||||
}
|
||||
|
||||
// 设置参考值
|
||||
void DJIMotorSetRef(dji_motor_instance *motor, float ref)
|
||||
{
|
||||
motor->motor_controller.pid_ref = ref;
|
||||
}
|
||||
|
||||
|
||||
void DJIMotorControl()
|
||||
{
|
||||
static uint8_t group, num, set;
|
||||
{
|
||||
// 预先通过静态变量定义避免反复释放分配栈空间,直接保存一次指针引用从而减小访存的开销
|
||||
static uint8_t group, num;
|
||||
static int16_t set;
|
||||
static dji_motor_instance* motor;
|
||||
static Motor_Control_Setting_s *motor_setting;
|
||||
static Motor_Controller_s *motor_controller;
|
||||
static dji_motor_measure *motor_measure;
|
||||
static float pid_measure;
|
||||
// 遍历所有电机实例,进行串级PID的计算并设置发送报文的值
|
||||
for (size_t i = 0; i < DJI_MOTOR_CNT; i++)
|
||||
{
|
||||
if (dji_motor_info[i])
|
||||
{
|
||||
// @todo: 计算PID
|
||||
// calculate pid output
|
||||
// ...
|
||||
group = dji_motor_info[i]->sender_group;
|
||||
num = dji_motor_info[i]->message_num;
|
||||
set = (int16_t)dji_motor_info[i]->motor_controller.pid_output;
|
||||
// sender_assignment[group].rx_buff[num]= 0xff & PIDoutPIDoutput>>8;
|
||||
// sender_assignment[group].rx_buff[num]= 0xff & PIDoutput;
|
||||
motor=dji_motor_info[i];
|
||||
motor_setting=&motor->motor_settings;
|
||||
motor_controller=&motor->motor_controller;
|
||||
motor_measure=&motor->motor_measure;
|
||||
|
||||
if (motor_setting->close_loop_type & ANGLE_LOOP) // 计算位置环
|
||||
{
|
||||
if (motor_setting->angle_feedback_source == OTHER_FEED)
|
||||
pid_measure=*motor_controller->other_angle_feedback_ptr;
|
||||
else // MOTOR_FEED
|
||||
pid_measure=motor_measure->total_angle;
|
||||
// 更新pid_ref进入下一个环
|
||||
motor_controller->pid_ref=PID_Calculate(&motor_controller->angle_PID,pid_measure,motor_controller->pid_ref);
|
||||
}
|
||||
|
||||
if (motor_setting->close_loop_type & SPEED_LOOP) // 计算速度环
|
||||
{
|
||||
if (motor_setting->speed_feedback_source == OTHER_FEED)
|
||||
pid_measure=*motor_controller->other_speed_feedback_ptr;
|
||||
else
|
||||
pid_measure=motor_measure->speed_rpm;
|
||||
motor_controller->pid_ref=PID_Calculate(&motor_controller->speed_PID,pid_measure,motor_controller->pid_ref);
|
||||
}
|
||||
|
||||
if (motor_setting->close_loop_type & CURRENT_LOOP) //计算电流环
|
||||
{
|
||||
motor_controller->pid_ref=PID_Calculate(&motor_controller->current_PID,motor_measure->given_current,motor_controller->pid_ref);
|
||||
}
|
||||
|
||||
set = (int16_t)motor_controller->pid_ref;
|
||||
if (motor_setting->reverse_flag == MOTOR_DIRECTION_REVERSE) //设置反转
|
||||
set *= -1;
|
||||
|
||||
// 分组填入发送数据
|
||||
group = motor->sender_group;
|
||||
num = motor->message_num;
|
||||
sender_assignment[group].tx_buff[num] = 0xff & set >> 8;
|
||||
sender_assignment[group].tx_buff[num+1] = 0xff & set;
|
||||
}
|
||||
else
|
||||
else // 遇到空指针说明所有遍历结束,退出循环
|
||||
break;
|
||||
}
|
||||
|
||||
|
||||
@@ -7,6 +7,18 @@
|
||||
#include "controller.h"
|
||||
#include "motor_def.h"
|
||||
|
||||
/* DJI电机CAN反馈信息*/
|
||||
typedef struct
|
||||
{
|
||||
uint16_t ecd;
|
||||
uint16_t last_ecd;
|
||||
int16_t speed_rpm;
|
||||
int16_t given_current;
|
||||
uint8_t temperate;
|
||||
int16_t total_round;
|
||||
int32_t total_angle;
|
||||
} dji_motor_measure;
|
||||
|
||||
/**
|
||||
* @brief DJI intelligent motor typedef
|
||||
*
|
||||
@@ -14,16 +26,7 @@
|
||||
typedef struct
|
||||
{
|
||||
/* motor measurement recv from CAN feedback */
|
||||
struct
|
||||
{
|
||||
uint16_t ecd;
|
||||
uint16_t last_ecd;
|
||||
int16_t speed_rpm;
|
||||
int16_t given_current;
|
||||
uint8_t temperate;
|
||||
int16_t total_round;
|
||||
int32_t total_angle;
|
||||
} motor_measure;
|
||||
dji_motor_measure motor_measure;
|
||||
|
||||
/* basic config of a motor*/
|
||||
Motor_Control_Setting_s motor_settings;
|
||||
@@ -32,7 +35,7 @@ typedef struct
|
||||
Motor_Controller_s motor_controller;
|
||||
|
||||
/* the CAN instance own by motor instance*/
|
||||
can_instance *motor_can_instance;
|
||||
can_instance motor_can_instance;
|
||||
|
||||
/* sender assigment*/
|
||||
uint8_t sender_group;
|
||||
@@ -44,8 +47,6 @@ typedef struct
|
||||
|
||||
|
||||
/**
|
||||
* @todo 加入ID冲突的检查机制,如果发现注册的ID冲突,进入IDcrash_Handler()的死循环中
|
||||
*
|
||||
* @brief 调用此函数注册一个DJI智能电机,需要传递较多的初始化参数,请在application初始化的时候调用此函数
|
||||
* 推荐传参时像标准库一样构造initStructure然后传入此函数.
|
||||
* recommend: type xxxinitStructure = {
|
||||
@@ -55,8 +56,8 @@ typedef struct
|
||||
* 请注意不要在一条总线上挂载过多的电机(超过6个),若一定要这么做,请降低每个电机的反馈频率(设为500Hz),
|
||||
* 并减小DJIMotorControl()任务的运行频率.
|
||||
*
|
||||
* @attention 当前并没有对电机的ID冲突进行检查,请保证在注册电机的时候,他们的反馈ID不会产生冲突!
|
||||
* M3508和M2006的反馈报文都是0x200+id,而GM6020的反馈是0x204+id,请注意前两者和后者的id不要冲突.
|
||||
* @attention M3508和M2006的反馈报文都是0x200+id,而GM6020的反馈是0x204+id,请注意前两者和后者的id不要冲突.
|
||||
* 如果产生冲突,在初始化电机的时候会进入IDcrash_Handler(),可以通过debug来判断是否出现冲突.
|
||||
*
|
||||
* @param config 电机can设置,对于DJI电机仅需要将tx_id设置为电调闪动次数(c620,615,610)或拨码开关的值(GM6020)
|
||||
* 你不需要自己查表计算发送和接收id,我们会帮你处理好!
|
||||
@@ -87,8 +88,18 @@ void DJIMotorSetRef(dji_motor_instance *motor, float ref);
|
||||
|
||||
|
||||
/**
|
||||
* @brief 该函数被motor_task调用运行在rtos上,motor_stask内通过osDelay()确定控制频率
|
||||
* @brief 切换反馈的目标来源,如将角速度和角度的来源换为IMU(小陀螺模式常用)
|
||||
*
|
||||
* @param motor 要切换反馈数据来源的电机
|
||||
* @param loop 要切换反馈数据来源的控制闭环
|
||||
* @param type 目标反馈模式
|
||||
*/
|
||||
void DJIMotorChangeFeed(dji_motor_instance *motor,Closeloop_Type_e loop,Feedback_Source_e type);
|
||||
|
||||
|
||||
/**
|
||||
* @brief 该函数被motor_task调用运行在rtos上,motor_stask内通过osDelay()确定控制频率
|
||||
* @todo 增加前馈功能
|
||||
*/
|
||||
void DJIMotorControl();
|
||||
|
||||
|
||||
@@ -1,27 +1,31 @@
|
||||
#ifndef MOTOR_DEF_H
|
||||
#define MOTOR_DEF_H
|
||||
|
||||
typedef enum
|
||||
typedef enum
|
||||
{
|
||||
CURRENT=0,
|
||||
SPEED=1,
|
||||
ANGLE=2
|
||||
CURRENT_LOOP = 0b0001,
|
||||
SPEED_LOOP = 0b0010,
|
||||
ANGLE_LOOP = 0b0100,
|
||||
|
||||
// only for check
|
||||
_ = 0b0011,
|
||||
__ = 0b0110,
|
||||
___ = 0b0111
|
||||
} Closeloop_Type_e;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
MOTOR=0,
|
||||
OTHER=1
|
||||
MOTOR_FEED = 0,
|
||||
OTHER_FEED = 1
|
||||
} Feedback_Source_e;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
CLOCKWISE=0,
|
||||
COUNTER_CLOCKWISE=1
|
||||
MOTOR_DIRECTION_NORMAL = 0,
|
||||
MOTOR_DIRECTION_REVERSE = 1
|
||||
} Reverse_Flag_e;
|
||||
|
||||
|
||||
typedef struct
|
||||
typedef struct
|
||||
{
|
||||
Closeloop_Type_e close_loop_type;
|
||||
Reverse_Flag_e reverse_flag;
|
||||
@@ -30,46 +34,37 @@ typedef struct
|
||||
|
||||
} Motor_Control_Setting_s;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
float *other_angle_feedback_ptr;
|
||||
float *other_speed_feedback_ptr;
|
||||
|
||||
PID_t current_PID;
|
||||
PID_t speed_PID;
|
||||
PID_t angle_PID;
|
||||
|
||||
// 将会作为每个环的输入和输出
|
||||
float pid_ref;
|
||||
} Motor_Controller_s;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
GM6020 = 0,
|
||||
M3508 = 1,
|
||||
M2006 = 2,
|
||||
LK9025 = 3,
|
||||
HT04 = 4
|
||||
} Motor_Type_e;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
float* other_angle_feedback_ptr;
|
||||
float* other_speed_feedback_ptr;
|
||||
float *other_angle_feedback_ptr;
|
||||
float *other_speed_feedback_ptr;
|
||||
|
||||
PID_t* current_PID;
|
||||
PID_t* speed_PID;
|
||||
PID_t* angle_PID;
|
||||
PID_Init_config_s current_PID;
|
||||
PID_Init_config_s speed_PID;
|
||||
PID_Init_config_s angle_PID;
|
||||
|
||||
float pid_ref;
|
||||
float pid_output;
|
||||
|
||||
} Motor_Controller_s;
|
||||
|
||||
typedef enum
|
||||
{
|
||||
GM6020=0,
|
||||
M3508=1,
|
||||
M2006=2,
|
||||
LK9025=3,
|
||||
HT04=4
|
||||
} Motor_Type_e;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
/* data */
|
||||
} PID_config_s;
|
||||
|
||||
typedef struct
|
||||
{
|
||||
float* other_angle_feedback_ptr;
|
||||
float* other_speed_feedback_ptr;
|
||||
|
||||
PID_config_s current_PID;
|
||||
PID_config_s speed_PID;
|
||||
PID_config_s angle_PID;
|
||||
} Motor_Controller_Init_s;
|
||||
|
||||
|
||||
|
||||
|
||||
#endif // !MOTOR_DEF_H
|
||||
|
||||
@@ -1,32 +1,11 @@
|
||||
#include "motor_task.h"
|
||||
|
||||
static dji_motor_instance* dji_motor_info[DJI_MOTOR_CNT];
|
||||
static joint_instance* joint_motor_info[HT_MOTOR_CNT];
|
||||
static driven_instance* driven_motor_info[LK_MOTOR_CNT];
|
||||
|
||||
|
||||
void RegisterMotor(Motor_Type_e motor_type,void* motor_instance)
|
||||
{
|
||||
static uint8_t dji_idx,joint_idx,driven_idx;
|
||||
switch (motor_type)
|
||||
{
|
||||
case GM6020:
|
||||
case M3508:
|
||||
case M2006:
|
||||
dji_motor_info[dji_idx++]=(dji_motor_instance*)motor_instance;
|
||||
break;
|
||||
case LK9025:
|
||||
driven_motor_info[driven_idx++]=(driven_instance*)motor_instance;
|
||||
break;
|
||||
case HT04:
|
||||
joint_motor_info[joint_idx++]=(joint_instance*)motor_instance;
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
void MotorControlTask()
|
||||
{
|
||||
|
||||
DJIMotorControl();
|
||||
|
||||
//LKMotorControl();
|
||||
|
||||
//HTMotorControl();
|
||||
}
|
||||
|
||||
|
||||
@@ -4,13 +4,8 @@
|
||||
#include "LK9025.h"
|
||||
#include "HT04.h"
|
||||
#include "dji_motor.h"
|
||||
#include "motor_def.h"
|
||||
|
||||
|
||||
|
||||
void MotorControlTask();
|
||||
|
||||
void RegisterMotor(Motor_Type_e motor_type,void* motor_instance);
|
||||
|
||||
#endif // !MOTOR_TASK_H
|
||||
|
||||
|
||||
@@ -51,14 +51,14 @@
|
||||
#define KEY_PRESSED_OFFSET_V ((uint16_t)1 << 14)
|
||||
#define KEY_PRESSED_OFFSET_B ((uint16_t)1 << 15)
|
||||
/* ----------------------- Data Struct ------------------------------------- */
|
||||
typedef __packed struct
|
||||
typedef struct
|
||||
{
|
||||
__packed struct
|
||||
struct
|
||||
{
|
||||
int16_t ch[5];
|
||||
char s[2];
|
||||
} rc;
|
||||
__packed struct
|
||||
struct
|
||||
{
|
||||
int16_t x;
|
||||
int16_t y;
|
||||
@@ -66,7 +66,7 @@ typedef __packed struct
|
||||
uint8_t press_l;
|
||||
uint8_t press_r;
|
||||
} mouse;
|
||||
__packed struct
|
||||
struct
|
||||
{
|
||||
uint16_t v;
|
||||
} key;
|
||||
|
||||
Reference in New Issue
Block a user