153 lines
4.0 KiB
C
153 lines
4.0 KiB
C
#include "nuc.h"
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#include "crc16.h"
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#include <string.h>
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#include "define.h"
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#include "error_detect.h"
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static volatile uint32_t drop_message = 0;
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static osThreadId_t thread_alert;
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uint8_t nucbuf[32];
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uint8_t SendBuffer[19];
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int b=0;
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int c =0;
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static void NUC_IdleCallback(void) {
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osThreadFlagsSet(thread_alert,SIGNAL_NUC_RAW_REDY);
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detect_hook(NUC_TOE);
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}
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int8_t NUC_Init(NUC_t *nuc){
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if(nuc == NULL) return DEVICE_ERR_NULL;
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if((thread_alert = osThreadGetId()) == NULL ) return DEVICE_ERR_NULL;
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BSP_UART_RegisterCallback(BSP_UART_NUC,BSP_UART_IDLE_LINE_CB,
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NUC_IdleCallback);
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return DEVICE_OK;
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}
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int8_t NUC_StartReceiving() {
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if (HAL_UARTEx_ReceiveToIdle_DMA(BSP_UART_GetHandle(BSP_UART_NUC),
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(uint8_t *)nucbuf,
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sizeof(nucbuf)) == HAL_OK)
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return DEVICE_OK;
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return DEVICE_ERR;
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}
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int8_t NUC_Restart(void) {
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__HAL_UART_DISABLE(BSP_UART_GetHandle(BSP_UART_NUC));
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__HAL_UART_ENABLE(BSP_UART_GetHandle(BSP_UART_NUC));
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return DEVICE_OK;
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}
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bool_t NUC_WaitDmaCplt(void) {
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return (osThreadFlagsWait(SIGNAL_NUC_RAW_REDY, osFlagsWaitAll,500) ==
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SIGNAL_NUC_RAW_REDY);
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}
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int8_t NUC_Send(fp32 *data) {
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union {
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float x[4];
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uint8_t data[16];
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}instance;
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for (int i = 0; i < 4; i++) {
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instance.x[i] = data[i];
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}
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SendBuffer[0] = 0xFC; //发送ID
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SendBuffer[1] = 0x01; //控制帧
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for(int i = 2; i < 18; i++){
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SendBuffer[i] = instance.data[i-2];
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}
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SendBuffer[18] = 0xFD; //结束符
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if (HAL_UART_Transmit(BSP_UART_GetHandle(BSP_UART_NUC),
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(uint8_t *)SendBuffer,sizeof(SendBuffer),1000) == HAL_OK){
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b++;
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return DEVICE_OK;
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}
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return DEVICE_ERR;
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}
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int8_t NUC_RawParse(CMD_NUC_t *n) {
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if (n == NULL) return DEVICE_ERR_NULL;
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union {
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float x[4];
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char data[16];
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} instance; // 方便在浮点数和字符数组之间进行数据转换
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if(nucbuf[0]!=HEAD) goto error; //发送ID不是底盘
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else{
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n->status_fromnuc = nucbuf[1];
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n->ctrl_status = nucbuf[2];
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switch (n->status_fromnuc) {
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case MID:
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/* 协议格式
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0xFF HEAD
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0x09 控制帧
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0x01 相机帧
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x fp32
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y fp32
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z fp32
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0xFE TAIL
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*/
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if (nucbuf[15] != TAIL) goto error;
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#ifdef radar
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instance.data[0] = nucbuf[3];
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instance.data[1] = nucbuf[4];
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instance.data[2] = nucbuf[5];
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instance.data[3] = nucbuf[6];
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n->nuc.vx = instance.x[0];
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instance.data[4] = nucbuf[7];
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instance.data[5] = nucbuf[8];
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instance.data[6] = nucbuf[9];
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instance.data[7] = nucbuf[10];
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n->nuc.vy = instance.x[1];
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instance.data[8] = nucbuf[11];
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instance.data[9] = nucbuf[12];
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instance.data[10] = nucbuf[13];
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instance.data[11] = nucbuf[14];
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n->nuc.vw = instance.x[2]/3.1415926535f*360+6.8;
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// instance.data[12] = nucbuf[15];
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// instance.data[13] = nucbuf[16];
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// instance.data[14] = nucbuf[17];
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// instance.data[15] = nucbuf[18];
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// n->nuc.yaw = instance.x[3]/3.1415926535f*360;
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#elif defined(carmera_angle)|| defined(camera_angle_static)
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instance.data[3] = nucbuf[3];
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instance.data[2] = nucbuf[4];
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instance.data[1] = nucbuf[5];
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instance.data[0] = nucbuf[6];
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n->nuc.vx = instance.x[0];
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instance.data[7] = nucbuf[7];
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instance.data[6] = nucbuf[8];
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instance.data[5] = nucbuf[9];
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instance.data[4] = nucbuf[10];
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n->nuc.vy = instance.x[1];
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instance.data[11] = nucbuf[11];
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instance.data[10] = nucbuf[12];
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instance.data[9] = nucbuf[13];
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instance.data[8] = nucbuf[14];
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n->nuc.vw = instance.x[2];
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#endif
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break;
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}
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return DEVICE_OK;
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}
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error:
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c++;
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return DEVICE_ERR;
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}
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int8_t NUC_HandleOffline(CMD_NUC_t *cmd)
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{
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if(cmd == NULL) return DEVICE_ERR_NULL;
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memset(cmd, 0, sizeof(*cmd));
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return 0;
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}
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