YTM32B1HA0 DMA采集3路SENT信号

YaoJianyong

YTM32B1HA0 DMA采集3路SENT信号，只有SENT_RX_IN1有数据，示波器测试信号输入正常。

YaoJianyong

找到问题了，不是软件的原因。

YaoJianyong

/* USER CODE END Header /
#include "sdk_project_config.h"
/ Includes ------------------------------------------------------------------*/

/* Private includes ----------------------------------------------------------/
/ USER CODE BEGIN Includes /
/ USER CODE END Includes */

/* Private typedef -----------------------------------------------------------/
/ USER CODE BEGIN PTD /
/ USER CODE END PTD */

/* Private define ------------------------------------------------------------/
/ USER CODE BEGIN PD */
#define CAN5_INST (5U)

#define RX_STD_MSG_ID (0x03UL)
#define RX_STD_MAILBOX (0x00UL)

#define TX_MSG1_ID (0x141UL)
#define TX_MAILBOX1 (0x01UL)

#define TX_MSG2_ID (0x142UL)
#define TX_MAILBOX2 (0x02UL)

#define TX_MSG3_ID (0x143UL)
#define TX_MAILBOX3 (0x03UL)

#define CAN_STB_H() (PINS_DRV_SetPins(GPIOC, (pins_channel_type_t)1 << 12U))
#define CAN_STB_L() (PINS_DRV_ClearPins(GPIOC, (pins_channel_type_t)1 << 12U))

#define SENSOR_POWER_H() (PINS_DRV_SetPins(GPIOD, (pins_channel_type_t)1 << 13U))
#define SENSOR_POWER_L() (PINS_DRV_ClearPins(GPIOD, (pins_channel_type_t)1 << 13U))

/* USER CODE END PD */

/* Private macro -------------------------------------------------------------/
/ USER CODE BEGIN PM /
/ USER CODE END PM */

/* Private variables ---------------------------------------------------------/
/ USER CODE BEGIN PV */
sent_raw_msg_t fastMessageBuffer;
sent_raw_msg_t slowMessageBuffer;
sent_fast_msg_t fastMessage[SENT_CH_COUNT];
sent_slow_msg_t slowMessage[SENT_CH_COUNT];

uint32_t fastMsgCnt[SENT_CH_COUNT] = { 0, 0 };
uint32_t slowMsgCnt[SENT_CH_COUNT] = { 0, 0 };

uint16_t SENT_T1,SENT_T2,SENT_SUM_T;
uint16_t SENT_P1,SENT_P2,SENT_S;

flexcan_msgbuff_t rxStdMsg1;
flexcan_msgbuff_t rxExtMsg1;

//define can tx message
flexcan_msgbuff_t txMsg1 = {
.cs = 0U,
.msgId = TX_MSG1_ID,
.data = 0x00,
.dataLen = 8U,
};

flexcan_msgbuff_t txMsg2 = {
.cs = 0U,
.msgId = TX_MSG2_ID,
.data = 0x00,
.dataLen = 8U,
};

flexcan_msgbuff_t txMsg3 = {
.cs = 0U,
.msgId = TX_MSG3_ID,
.data = 0x00,
.dataLen = 8U,
};

const flexcan_data_info_t txMbStdInfo1 = {
.msg_id_type = FLEXCAN_MSG_ID_STD,
.data_length = 8,
.fd_enable = false,
.fd_padding = 0,
.enable_brs = false,
.is_remote = false,
};

//define can rx message
const flexcan_data_info_t rxMbStdInfo1 = {
.msg_id_type = FLEXCAN_MSG_ID_STD,
.data_length = 8,
.fd_enable = false,
.fd_padding = 0,
.enable_brs = false,
.is_remote = false,
};

volatile bool canError = false;
/* USER CODE END PV */

/* Private function declare --------------------------------------------------/
/ USER CODE BEGIN PFDC /
/ USER CODE END PFDC */
static void Board_Init(void);

/* Private user code ---------------------------------------------------------/
/ USER CODE BEGIN 0 /
/ Callback for SENT handler */
void sentNotification(uint32_t instance, uint32_t channel, sent_callback_type_t type, void *param)
{
(void)param;
(void)instance;
(void)channel;
sent_fast_msg_t fastMsgDMA;
sent_slow_msg_t slowMsgDMA;
switch (type)
{
case SENT_CALLBACK_SLOW_DMA_RX_COMPLETE:
SENT_DRV_GetSlowMsgFromRaw(&slowMsgDMA, &slowMessageBuffer);
slowMessage[slowMsgDMA.channelNumber] = slowMsgDMA;
slowMsgCnt[slowMsgDMA.channelNumber]++;
break;

    case SENT_CALLBACK_FAST_DMA_RX_COMPLETE:
        SENT_DRV_GetFastMsgFromRaw(&fastMsgDMA, &fastMessageBuffer);
        fastMessage[fastMsgDMA.channelNumber] = fastMsgDMA;
        fastMsgCnt[fastMsgDMA.channelNumber]++;
        break;

    case SENT_CALLBACK_SLOW_RX_COMPLETE:
        break;

    case SENT_CALLBACK_FAST_RX_COMPLETE:
        break;

    case SENT_CALLBACK_RX_ERROR:
        break;

    default:
        break;
}

}

/* USER CODE END 0 */

/**

@brief The application entry point.
@retval int
/
int main(void)
{
/ USER CODE BEGIN 1 */
status_t status = STATUS_SUCCESS;
uint8_t can1RxFrameCnt = 0;

/* USER CODE END 1 /
Board_Init();
/ USER CODE BEGIN 2 /
OSIF_TimeDelay(1000);
status |= FLEXCAN_DRV_ConfigRxMb(CAN5_INST, RX_STD_MAILBOX, &rxMbStdInfo1, RX_STD_MSG_ID);
/ Start receiving data in RX_STD_MAILBOX. */
status |= FLEXCAN_DRV_Receive(CAN5_INST, RX_STD_MAILBOX, &rxStdMsg1);
CAN_STB_L();

/* USER CODE END 2 */

/* Infinite loop /
/ USER CODE BEGIN WHILE */
while (1)
{
OSIF_TimeDelay(10);

//SENT_T1
SENT_T1 = (uint16_t)(((fastMessage[0].data&0xf000)>>12)
+((fastMessage[0].data&0xf00)>>4)
+((fastMessage[0].data&0xf0)<<4));
//SENT_T2
SENT_T2 = (uint16_t)(((fastMessage[1].data&0xf000)>>12)
+((fastMessage[1].data&0xf00)>>4)
+((fastMessage[1].data&0xf0)<<4));
```
 	SENT_SUM_T = SENT_T1+SENT_T2;
 						
   //SENT_P1
```
SENT_P1 = (uint16_t)((fastMessage[0].data&0xfff0000)>>16);
//SENT_P2
SENT_P2 = (uint16_t)((fastMessage[1].data&0xfff0000)>>16);
//SENT_S
SENT_S = (uint16_t)((fastMessage[2].data&0xfff0000)>>16);
```
 	//CAN message 1 0x141
```
txMsg1.data[0] = (uint8_t)((fastMessage[0].data&0xff000000)>>24);
txMsg1.data[1] = (uint8_t)((fastMessage[0].data&0xff0000)>>16);
txMsg1.data[2] = (uint8_t)((fastMessage[0].data&0xff00)>>8);
txMsg1.data[3] = (uint8_t)(fastMessage[0].data&0xff);
txMsg1.data[4] = (uint8_t)((fastMessage[1].data&0xff000000)>>24);
txMsg1.data[5] = (uint8_t)((fastMessage[1].data&0xff0000)>>16);
txMsg1.data[6] = (uint8_t)((fastMessage[1].data&0xff00)>>8);
txMsg1.data[7] = (uint8_t)((fastMessage[1].data)&0xff);
```
 	//CAN message 2 0x142
```
txMsg1.data[0] = (uint8_t)((fastMessage[2].data&0xff000000)>>24);
txMsg1.data[1] = (uint8_t)((fastMessage[2].data&0xff0000)>>16);
txMsg1.data[2] = (uint8_t)((fastMessage[2].data&0xff00)>>8);
txMsg1.data[3] = (uint8_t)(fastMessage[2].data&0xff);
txMsg1.data[4] = (uint8_t)((SENT_T1&0xff00)>>8);
txMsg1.data[5] = (uint8_t)((SENT_T1&0xff00)>>8);
txMsg1.data[6] = (uint8_t)((SENT_T2&0xff00)>>8);
txMsg1.data[7] = (uint8_t)(SENT_T2&0xff);
```
 	//CAN message 3 0x143
```
txMsg3.data[0] = (uint8_t)((SENT_SUM_T&0xff00)>>8);
txMsg3.data[1] = (uint8_t)(SENT_SUM_T&0xff);
txMsg3.data[2] = (uint8_t)((SENT_P1&0xff00)>>8);
txMsg3.data[3] = (uint8_t)(SENT_P1&0xff);
txMsg3.data[4] = (uint8_t)((SENT_P2&0xff00)>>8);
txMsg3.data[5] = (uint8_t)(SENT_P2&0xff);
txMsg3.data[6] = (uint8_t)((SENT_S&0xff00)>>8);
txMsg3.data[7] = (uint8_t)(SENT_S&0xff);

if (FLEXCAN_DRV_GetTransferStatus(CAN5_INST, TX_MAILBOX1) != STATUS_BUSY)
{
status |= FLEXCAN_DRV_Send(CAN5_INST, TX_MAILBOX1, &txMbStdInfo1, TX_MSG1_ID, txMsg1.data);
}

if (FLEXCAN_DRV_GetTransferStatus(CAN5_INST, TX_MAILBOX2) != STATUS_BUSY)
{
status |= FLEXCAN_DRV_Send(CAN5_INST, TX_MAILBOX2, &txMbStdInfo1, TX_MSG2_ID, txMsg2.data);
}

if (FLEXCAN_DRV_GetTransferStatus(CAN5_INST, TX_MAILBOX3) != STATUS_BUSY)
{
status |= FLEXCAN_DRV_Send(CAN5_INST, TX_MAILBOX3, &txMbStdInfo1, TX_MSG3_ID, txMsg3.data);
}
```
 	/* USER CODE END WHILE */
 /* USER CODE BEGIN 3 */
```
}
/* USER CODE END 3 */
}

static void Board_Init(void)
{
/* USER CODE BEGIN 4 /
CLOCK_SYS_Init(g_clockManConfigsArr,CLOCK_MANAGER_CONFIG_CNT,g_clockManCallbacksArr,CLOCK_MANAGER_CALLBACK_CNT);
if(STATUS_SUCCESS != CLOCK_SYS_UpdateConfiguration(CLOCK_MANAGER_ACTIVE_INDEX,CLOCK_MANAGER_POLICY_AGREEMENT))
{
/ USER CODE BEGIN ERROR_HANDLER 1 /
SystemSoftwareReset();
/ USER CODE END ERROR_HANDLER 1 */
}

PINS_DRV_Init(NUM_OF_CONFIGURED_PINS0,g_pin_mux_InitConfigArr0);
SENSOR_POWER_H();
DMA_DRV_Init(&dmaState,&dmaController_InitConfig,dmaChnState,dmaChnConfigArray,NUM_OF_CONFIGURED_DMA_CHANNEL);
SENT_DRV_Init(0,&sentUserConfig,&sentState);     

FLEXCAN_DRV_Init(CAN5_INST,&flexcanInitConfig0_State,&flexcanInitConfig0);

}

YaoJianyong

YaoJianyong

找到问题了，不是软件的原因。

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YTM32B1HA0 DMA采集3路SENT信号

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