Start kit V3板子输出UART2

NiWei20230909 · 发表于 2023-9-9 15:45:30

Hi all：
   我购买了Start kit V3的demon板，原有的UART0可以正常工作，我配置了UART2（port11_2，port11_3），目前无法正常工作，请大神帮忙看看。谢谢。整个软件包我已经上传了。
/*****************************************************************************
** Function: R_RLIN32_UartInit
** Description: Initialize the RLIN32 for UART usage.
** Parameter: None
** Return:    None
******************************************************************************/
void R_RLIN32_UartInit(void)
{
  /* RLIN30 is configured in UART mode with 9600 baud */
  /* Disable RLIN */
  RLN32LUOER=0x00u;
  RLN32LCUC=0x00u;

  /* LIN Mode Register/UART Mode Register (LMD) */
  RLN32LMD=0x01u;    /* UART mode, noise filter enabled */

  /* LIN Break Field Configuration Register/UART Configuration Register1 */
  RLN32LBFC=0x00u;    /* UART 8-bit communication */
                     /* LSB first */
                     /* Stop Bit 1 bit */
                     /* Parity Disabled */
                     /* Without RX inversion */
                     /* Without TX inversion */

  /* LIN / UART Error Detection Enable Register */
  RLN32LEDE=0x00u;    /* No error detection */

  /* LIN Wake-up Baud Rate Selector register  */
  RLN32LWBR=0x50u;    /* 6 samples per bit */

  /* LIN Baud Rate Prescaler1/UART Baud Rate Prescaler */
  RLN32LBRP01=0x02b5;    /* Baudrate = PCLK / (((BRP value) + 1)*(number of samples per bit)) */
                              /* 40MHZ/((0x2b5+1)*6)= 9600 baud */

  /* LIN / UART Control Register */
  RLN32LCUC=0x01u;    /* LIN reset mode is cancelled */

  /* UART Operation Enable Register */
  RLN32LUOER=0x03u; /* UART Transmission Operation Enable Bit */
                     /* UART Reception Operation Enable Bit */
}

/*****************************************************************************
** Function: R_RLIN32_UartSendString
** Description: Sends out a string via UART.
** Parameter: string to be send
** Return:    None
******************************************************************************/
void R_RLIN32_UartSendString(char_t send_string[])
{
  char i;

  while((RLN32LST&16u)==16u)
  {
/* Wait until RLIN transmission is finished */
  }

// create a uart_buffer, to prevent data to be overwritten
for(i=0;i<64;i++)
{
uart_buffer[i] = send_string[i];

if(send_string[i]=='\0')
break;
}

  g_pNextData = uart_buffer;

  RLN32LUTDR = *g_pNextData;
}

/*****************************************************************************
** Function: R_RLIN32_GetStatus
** Description: Returns if RLIN32 is busy or ready.
** Parameter: None
** Return:    RLIN32_busy
**             RLIN32_ready
******************************************************************************/
uint8_t R_RLIN32_GetStatus(void)
{
  if((RLN32LST&16u)==16u)
  {
return RLIN_BUSY;
  }
  else                            /* If transmission bit is 0 (transmission ready) */
  {
return RLIN_READY;
  }
}