rm_balance/User/task/ctrl_lz.c
2025-10-05 01:57:06 +08:00

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/*
ctrl_lz Task
*/
/* Includes ----------------------------------------------------------------- */
#include "task/user_task.h"
/* USER INCLUDE BEGIN */
#include "bsp/can.h"
#include "device/motor_lz.h"
#include "device/motor_lk.h"
#include "module/config.h"
#include <string.h>
/* USER INCLUDE END */
/* Private typedef ---------------------------------------------------------- */
/* Private define ----------------------------------------------------------- */
/* Private macro ------------------------------------------------------------ */
/* Private variables -------------------------------------------------------- */
/* USER STRUCT BEGIN */
static bool command_received = false;
/* USER STRUCT END */
/* Private function --------------------------------------------------------- */
/* Exported functions ------------------------------------------------------- */
void Task_ctrl_lz(void *argument) {
(void)argument; /* 未使用argument消除警告 */
/* 计算任务运行到指定频率需要等待的tick数 */
const uint32_t delay_tick = osKernelGetTickFreq() / CTRL_LZ_FREQ;
osDelay(CTRL_LZ_INIT_DELAY); /* 延时一段时间再开启任务 */
uint32_t tick = osKernelGetTickCount(); /* 控制任务运行频率的计时 */
/* USER CODE INIT BEGIN */
BSP_CAN_Init();
MOTOR_LZ_Init();
for (int i = 0; i < 4; i++) {
MOTOR_LZ_Register(&Config_GetRobotParam()->joint_param[i]);
}
// 注册CAN接收ID
BSP_CAN_RegisterId(BSP_CAN_1, 121, 0); // 使能命令
BSP_CAN_RegisterId(BSP_CAN_1, 122, 0); // 力矩控制命令
for (int i = 0; i < 4; i++) {
MOTOR_LZ_Enable(&Config_GetRobotParam()->joint_param[i]);
}
/* USER CODE INIT END */
while (1) {
tick += delay_tick; /* 计算下一个唤醒时刻 */
/* USER CODE BEGIN */
MOTOR_LZ_UpdateAll();
// 检查CAN接收消息
BSP_CAN_Message_t rx_msg;
command_received = false; // 重置命令接收标志
// 检查ID 121 - 使能4个电机
if (BSP_CAN_GetMessage(BSP_CAN_1, 121, &rx_msg, BSP_CAN_TIMEOUT_IMMEDIATE) == BSP_OK) {
command_received = true;
for (int i = 0; i < 4; i++) {
MOTOR_LZ_Enable(&Config_GetRobotParam()->joint_param[i]);
}
}
// 检查ID 122 - 运控模式控制4个电机
if (BSP_CAN_GetMessage(BSP_CAN_1, 122, &rx_msg, BSP_CAN_TIMEOUT_IMMEDIATE) == BSP_OK) {
command_received = true;
// 8字节数据分别是4个电机的力矩 (每个电机2字节有符号整数精度0.01 Nm)
for (int i = 0; i < 4; i++) {
int16_t torque_raw;
memcpy(&torque_raw, &rx_msg.data[i * 2], sizeof(int16_t));
float torque = (float)torque_raw / 100.0f; // 转换为浮点数力矩值
// 使用运控模式控制电机只设置力矩其他参数为0
MOTOR_LZ_MotionParam_t motion_param = {
.target_angle = 0.0f,
.target_velocity = 0.0f,
.kp = 0.0f,
.kd = 0.0f,
.torque = torque
};
MOTOR_LZ_MotionControl(&Config_GetRobotParam()->joint_param[i], &motion_param);
}
}
// 如果没有收到任何控制命令电机进入relax模式
if (!command_received) {
for (int i = 0; i < 4; i++) {
MOTOR_LZ_Relax(&Config_GetRobotParam()->joint_param[i]);
}
}
// 发送4个电机的反馈数据ID分别为124、125、126、127
for (int i = 0; i < 4; i++) {
MOTOR_LZ_t* motor = MOTOR_LZ_GetMotor(&Config_GetRobotParam()->joint_param[i]);
if (motor != NULL) {
BSP_CAN_StdDataFrame_t motor_frame = {
.id = 124 + i, // ID: 124, 125, 126, 127
.dlc = 8,
.data = {0}
};
// 数据重构:转矩电流(2字节) + 位置(3字节) + 速度(3字节) = 8字节
// 转矩电流 - 转换为16位整数 (精度0.01 Nm)
int16_t torque_int = (int16_t)(motor->lz_feedback.current_torque * 100);
memcpy(&motor_frame.data[0], &torque_int, sizeof(int16_t));
// 位置 - 转换为24位整数使用3字节 (精度0.0001 rad)
int32_t angle_int = (int32_t)(motor->lz_feedback.current_angle * 10000) & 0xFFFFFF;
motor_frame.data[2] = (angle_int >> 16) & 0xFF;
motor_frame.data[3] = (angle_int >> 8) & 0xFF;
motor_frame.data[4] = angle_int & 0xFF;
// 速度 - 转换为24位整数使用3字节 (精度0.001 rad/s)
int32_t velocity_int = (int32_t)(motor->lz_feedback.current_velocity * 1000) & 0xFFFFFF;
motor_frame.data[5] = (velocity_int >> 16) & 0xFF;
motor_frame.data[6] = (velocity_int >> 8) & 0xFF;
motor_frame.data[7] = velocity_int & 0xFF;
BSP_CAN_TransmitStdDataFrame(BSP_CAN_2, &motor_frame);
}
}
/* USER CODE END */
osDelayUntil(tick); /* 运行结束,等待下一次唤醒 */
}
}