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85 lines
2.6 KiB
85 lines
2.6 KiB
2 years ago
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/*
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* FreeModbus Libary: BARE Port
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* Copyright (C) 2006 Christian Walter <wolti@sil.at>
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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* File: $Id$
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*/
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#include "port.h"
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/* ----------------------- Modbus includes ----------------------------------*/
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#include "mb.h"
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#include "mbport.h"
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/* ----------------------- static functions ---------------------------------*/
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static void prvvUARTTxReadyISR( void );
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static void prvvUARTRxISR( void );
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/* ----------------------- Start implementation -----------------------------*/
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void
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vMBPortSerialEnable( BOOL xRxEnable, BOOL xTxEnable )
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{
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/* If xRXEnable enable serial receive interrupts. If xTxENable enable
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* transmitter empty interrupts.
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*/
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}
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BOOL
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xMBPortSerialInit( UCHAR ucPORT, ULONG ulBaudRate, UCHAR ucDataBits, eMBParity eParity )
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{
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return FALSE;
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}
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BOOL
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xMBPortSerialPutByte( CHAR ucByte )
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{
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/* Put a byte in the UARTs transmit buffer. This function is called
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* by the protocol stack if pxMBFrameCBTransmitterEmpty( ) has been
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* called. */
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return TRUE;
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}
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BOOL
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xMBPortSerialGetByte( CHAR * pucByte )
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{
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/* Return the byte in the UARTs receive buffer. This function is called
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* by the protocol stack after pxMBFrameCBByteReceived( ) has been called.
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*/
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return TRUE;
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}
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/* Create an interrupt handler for the transmit buffer empty interrupt
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* (or an equivalent) for your target processor. This function should then
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* call pxMBFrameCBTransmitterEmpty( ) which tells the protocol stack that
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* a new character can be sent. The protocol stack will then call
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* xMBPortSerialPutByte( ) to send the character.
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*/
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static void prvvUARTTxReadyISR( void )
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{
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pxMBFrameCBTransmitterEmpty( );
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}
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/* Create an interrupt handler for the receive interrupt for your target
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* processor. This function should then call pxMBFrameCBByteReceived( ). The
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* protocol stack will then call xMBPortSerialGetByte( ) to retrieve the
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* character.
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*/
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static void prvvUARTRxISR( void )
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{
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pxMBFrameCBByteReceived( );
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}
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