Exemplo n.º 1
0
/* ----------------------- Start implementation -----------------------------*/
eMBErrorCode eMBInit( eMBMode eMode, UCHAR ucSlaveAddress, UCHAR ucPort, ULONG ulBaudRate, eMBParity eParity ) {
    eMBErrorCode    eStatus = MB_ENOERR;

    /* check preconditions */
    if( ( ucSlaveAddress == MB_ADDRESS_BROADCAST ) ||
        ( ucSlaveAddress < MB_ADDRESS_MIN ) || ( ucSlaveAddress > MB_ADDRESS_MAX ) )
    {
        eStatus = MB_EINVAL;
        printf("Alamat MODBUS Client diluar range [1-247]");
    }     else     {
        ucMBAddress = ucSlaveAddress;

        switch ( eMode )
        {
#if MB_RTU_ENABLED > 0
        case MB_RTU:
            pvMBFrameStartCur = eMBRTUStart;
            pvMBFrameStopCur = eMBRTUStop;
            peMBFrameSendCur = eMBRTUSend;
            peMBFrameReceiveCur = eMBRTUReceive;
            pvMBFrameCloseCur = MB_PORT_HAS_CLOSE ? vMBPortClose : NULL;
            pxMBFrameCBByteReceived = xMBRTUReceiveFSM;
            pxMBFrameCBTransmitterEmpty = xMBRTUTransmitFSM;
            pxMBPortCBTimerExpired = xMBRTUTimerT35Expired;

            eStatus = eMBRTUInit( ucMBAddress, ucPort, ulBaudRate, eParity );
            break;
#endif

#if MB_ASCII_ENABLED > 0
        case MB_ASCII:
            pvMBFrameStartCur = eMBASCIIStart;
            pvMBFrameStopCur = eMBASCIIStop;
            peMBFrameSendCur = eMBASCIISend;
            peMBFrameReceiveCur = eMBASCIIReceive;
            pvMBFrameCloseCur = MB_PORT_HAS_CLOSE ? vMBPortClose : NULL;
            pxMBFrameCBByteReceived = xMBASCIIReceiveFSM;
            pxMBFrameCBTransmitterEmpty = xMBASCIITransmitFSM;
            pxMBPortCBTimerExpired = xMBASCIITimerT1SExpired;

            eStatus = eMBASCIIInit( ucMBAddress, ucPort, ulBaudRate, eParity );
            break;
#endif
        default:
            eStatus = MB_EINVAL;
        }

        if( eStatus == MB_ENOERR )         {
            if( !xMBPortEventInit(  ) )    {
                /* port dependent event module initalization failed. */
                eStatus = MB_EPORTERR;
            } else {
                eMBCurrentMode = eMode;
                eMBState = STATE_DISABLED;
            }
        }
    }
    return eStatus;
}
Exemplo n.º 2
0
eMBErrorCode
eMBMasterInit( eMBMode eMode, char *ucPort, ULONG ulBaudRate, eMBParity eParity )
{
  eMBErrorCode    eStatus = MB_ENOERR;

  switch ( eMode )
    {
      case MB_RTU:
        pvMBFrameStartCur = eMBRTUStart;
        pvMBFrameStopCur = eMBRTUStop;
        peMBFrameSendCur = eMBRTUSend;
        peMBFrameReceiveCur = eMBRTUReceive;
        pvMBFrameCloseCur = MB_PORT_HAS_CLOSE ? vMBPortClose : NULL;
        pxMBFrameCBByteReceived = xMBRTUReceiveFSM;
        pxMBFrameCBTransmitterEmpty = xMBRTUTransmitFSM;
        pxMBPortCBTimerExpired = xMBRTUTimerT35Expired;
        eStatus = eMBRTUInit( ucMBAddress, ucPort, ulBaudRate, eParity );
        break;
      default:
        eStatus = MB_EINVAL;
    }

  if( eStatus == MB_ENOERR )
    {
      if( !xMBPortEventInit(  ) )
        {
          /* port dependent event module initalization failed. */
          eStatus = MB_EPORTERR;
        }
      else
        {
          eMBCurrentMode = eMode;
          eMBState = STATE_DISABLED;
        }
    }
  return eStatus;
}
Exemplo n.º 3
0
/* ----------------------- Start implementation -----------------------------*/
eMBErrorCode
eMBInit( stMBContext *stContext, eMBMode eMode, UCHAR ucSlaveAddress, UCHAR ucPort, ULONG ulBaudRate, eMBParity eParity )
{
    eMBErrorCode    eStatus = MB_ENOERR;
    stContext->eState=STATE_NOT_INITIALIZED;

    /* check preconditions */
    if( ( ucSlaveAddress == MB_ADDRESS_BROADCAST ) ||
        ( ucSlaveAddress < MB_ADDRESS_MIN ) || ( ucSlaveAddress > MB_ADDRESS_MAX ) )
    {
        eStatus = MB_EINVAL;
    }
    else
    {
    	stContext->ucMBAddress = ucSlaveAddress;

        switch ( eMode )
        {
#if MB_RTU_ENABLED > 0
        case MB_RTU:

        	stContext->pvMBFrameStartCur = eMBRTUStart;
        	stContext->pvMBFrameStopCur = eMBRTUStop;
        	stContext->peMBFrameSendCur = eMBRTUSend;
        	stContext->peMBFrameReceiveCur = eMBRTUReceive;
        	stContext->pvMBFrameCloseCur = MB_PORT_HAS_CLOSE ? stContext->stCommunication.vMBPortClose : NULL;
        	stContext->pxMBFrameCBByteReceived = xMBRTUReceiveFSM;
        	stContext->pxMBFrameCBTransmitterEmpty = xMBRTUTransmitFSM;
        	stContext->pxMBPortCBTimerExpired = xMBRTUTimerT35Expired;

            eStatus = eMBRTUInit(&stContext->stCommunication, &stContext->stTimer, stContext->ucMBAddress, ucPort, ulBaudRate, eParity );
            break;
#endif
#if MB_ASCII_ENABLED > 0
        case MB_ASCII:
        	stContext->pvMBFrameStartCur = eMBASCIIStart;
        	stContext->pvMBFrameStopCur = eMBASCIIStop;
        	stContext->peMBFrameSendCur = eMBASCIISend;
        	stContext->peMBFrameReceiveCur = eMBASCIIReceive;
        	stContext->pvMBFrameCloseCur = MB_PORT_HAS_CLOSE ? vMBPortClose : NULL;
        	stContext->pxMBFrameCBByteReceived = xMBASCIIReceiveFSM;
        	stContext->pxMBFrameCBTransmitterEmpty = xMBASCIITransmitFSM;
        	stContext->pxMBPortCBTimerExpired = xMBASCIITimerT1SExpired;

            eStatus = eMBASCIIInit( ucMBAddress, ucPort, ulBaudRate, eParity );
            break;
#endif
        default:
            eStatus = MB_EINVAL;
        }

        if( eStatus == MB_ENOERR )
        {
            if( !xMBPortEventInit(&stContext->stEvent  ) )
            {
                /* port dependent event module initalization failed. */
                eStatus = MB_EPORTERR;
            }
            else
            {
            	stContext->eMBCurrentMode = eMode;
            	stContext->eState = STATE_DISABLED;
            }
        }
    }
    return eStatus;
}
Exemplo n.º 4
0
eMBErrorCode eMBInit(eMBMode eMode, uint8_t ucSlaveAddress, uint8_t ucPort,
                     speed_t ulBaudRate, eMBParity eParity)
{
  eMBErrorCode eStatus = MB_ENOERR;

  /* check preconditions */

  if ((ucSlaveAddress == MB_ADDRESS_BROADCAST) ||
      (ucSlaveAddress < MB_ADDRESS_MIN) || (ucSlaveAddress > MB_ADDRESS_MAX))
    {
      eStatus = MB_EINVAL;
    }
  else
    {
      ucMBAddress = ucSlaveAddress;

      switch (eMode)
        {
#ifdef CONFIG_MB_RTU_ENABLED
        case MB_RTU:
          pvMBFrameStartCur = eMBRTUStart;
          pvMBFrameStopCur = eMBRTUStop;
          peMBFrameSendCur = eMBRTUSend;
          peMBFrameReceiveCur = eMBRTUReceive;
          pvMBFrameCloseCur = vMBPortClose;
          pxMBFrameCBByteReceived = xMBRTUReceiveFSM;
          pxMBFrameCBTransmitterEmpty = xMBRTUTransmitFSM;
          pxMBPortCBTimerExpired = xMBRTUTimerT35Expired;

          eStatus = eMBRTUInit(ucMBAddress, ucPort, ulBaudRate, eParity);
          break;
#endif
#ifdef CONFIG_MB_ASCII_ENABLED
        case MB_ASCII:
          pvMBFrameStartCur = eMBASCIIStart;
          pvMBFrameStopCur = eMBASCIIStop;
          peMBFrameSendCur = eMBASCIISend;
          peMBFrameReceiveCur = eMBASCIIReceive;
          pvMBFrameCloseCur = vMBPortClose;
          pxMBFrameCBByteReceived = xMBASCIIReceiveFSM;
          pxMBFrameCBTransmitterEmpty = xMBASCIITransmitFSM;
          pxMBPortCBTimerExpired = xMBASCIITimerT1SExpired;

          eStatus = eMBASCIIInit(ucMBAddress, ucPort, ulBaudRate, eParity);
          break;
#endif
        default:
          eStatus = MB_EINVAL;
        }

      if (eStatus == MB_ENOERR)
        {
          if (!xMBPortEventInit())
            {
              /* port dependent event module initialization failed. */

              eStatus = MB_EPORTERR;
            }
          else
            {
              eMBCurrentMode = eMode;
              eMBState = STATE_DISABLED;
            }
        }
    }

  return eStatus;
}