Yuji Hosogaya / Mbed 2 deprecated ModbusTCP_Modified

Modified version of ModbusTCP

Dependencies:   EthernetNetIf mbed

ModBus/mbframe.h@3:d7d7c67f21fa, 2012-03-15 (annotated)

Committer:
paleskyjp
Date:
Thu Mar 15 15:28:14 2012 +0000
Revision:
3:d7d7c67f21fa
Parent:
0:62be54b8975d 
eMBRegCoilsCB was corrected.

(Implementation of writing single coil was wrong.)

Who changed what in which revision?

UserRevisionLine numberNew contents of line
paleskyjp 0:62be54b8975d 1 /*
paleskyjp 0:62be54b8975d 2 * FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
paleskyjp 0:62be54b8975d 3 * Copyright (c) 2006 Christian Walter <wolti@sil.at>
paleskyjp 0:62be54b8975d 4 * All rights reserved.
paleskyjp 0:62be54b8975d 5 *
paleskyjp 0:62be54b8975d 6 * Redistribution and use in source and binary forms, with or without
paleskyjp 0:62be54b8975d 7 * modification, are permitted provided that the following conditions
paleskyjp 0:62be54b8975d 8 * are met:
paleskyjp 0:62be54b8975d 9 * 1. Redistributions of source code must retain the above copyright
paleskyjp 0:62be54b8975d 10 * notice, this list of conditions and the following disclaimer.
paleskyjp 0:62be54b8975d 11 * 2. Redistributions in binary form must reproduce the above copyright
paleskyjp 0:62be54b8975d 12 * notice, this list of conditions and the following disclaimer in the
paleskyjp 0:62be54b8975d 13 * documentation and/or other materials provided with the distribution.
paleskyjp 0:62be54b8975d 14 * 3. The name of the author may not be used to endorse or promote products
paleskyjp 0:62be54b8975d 15 * derived from this software without specific prior written permission.
paleskyjp 0:62be54b8975d 16 *
paleskyjp 0:62be54b8975d 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
paleskyjp 0:62be54b8975d 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
paleskyjp 0:62be54b8975d 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
paleskyjp 0:62be54b8975d 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
paleskyjp 0:62be54b8975d 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
paleskyjp 0:62be54b8975d 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
paleskyjp 0:62be54b8975d 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
paleskyjp 0:62be54b8975d 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
paleskyjp 0:62be54b8975d 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
paleskyjp 0:62be54b8975d 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
paleskyjp 0:62be54b8975d 27 *
paleskyjp 0:62be54b8975d 28 * File: $Id: mbframe.h,v 1.9 2006/12/07 22:10:34 wolti Exp $
paleskyjp 0:62be54b8975d 29 */
paleskyjp 0:62be54b8975d 30
paleskyjp 0:62be54b8975d 31 #ifndef _MB_FRAME_H
paleskyjp 0:62be54b8975d 32 #define _MB_FRAME_H
paleskyjp 0:62be54b8975d 33
paleskyjp 0:62be54b8975d 34 #ifdef __cplusplus
paleskyjp 0:62be54b8975d 35 PR_BEGIN_EXTERN_C
paleskyjp 0:62be54b8975d 36 #endif
paleskyjp 0:62be54b8975d 37
paleskyjp 0:62be54b8975d 38 /*!
paleskyjp 0:62be54b8975d 39 * Constants which defines the format of a modbus frame. The example is
paleskyjp 0:62be54b8975d 40 * shown for a Modbus RTU/ASCII frame. Note that the Modbus PDU is not
paleskyjp 0:62be54b8975d 41 * dependent on the underlying transport.
paleskyjp 0:62be54b8975d 42 *
paleskyjp 0:62be54b8975d 43 * <code>
paleskyjp 0:62be54b8975d 44 * <------------------------ MODBUS SERIAL LINE PDU (1) ------------------->
paleskyjp 0:62be54b8975d 45 * <----------- MODBUS PDU (1') ---------------->
paleskyjp 0:62be54b8975d 46 * +-----------+---------------+----------------------------+-------------+
paleskyjp 0:62be54b8975d 47 * | Address | Function Code | Data | CRC/LRC |
paleskyjp 0:62be54b8975d 48 * +-----------+---------------+----------------------------+-------------+
paleskyjp 0:62be54b8975d 49 * | | | |
paleskyjp 0:62be54b8975d 50 * (2) (3/2') (3') (4)
paleskyjp 0:62be54b8975d 51 *
paleskyjp 0:62be54b8975d 52 * (1) ... MB_SER_PDU_SIZE_MAX = 256
paleskyjp 0:62be54b8975d 53 * (2) ... MB_SER_PDU_ADDR_OFF = 0
paleskyjp 0:62be54b8975d 54 * (3) ... MB_SER_PDU_PDU_OFF = 1
paleskyjp 0:62be54b8975d 55 * (4) ... MB_SER_PDU_SIZE_CRC = 2
paleskyjp 0:62be54b8975d 56 *
paleskyjp 0:62be54b8975d 57 * (1') ... MB_PDU_SIZE_MAX = 253
paleskyjp 0:62be54b8975d 58 * (2') ... MB_PDU_FUNC_OFF = 0
paleskyjp 0:62be54b8975d 59 * (3') ... MB_PDU_DATA_OFF = 1
paleskyjp 0:62be54b8975d 60 * </code>
paleskyjp 0:62be54b8975d 61 */
paleskyjp 0:62be54b8975d 62
paleskyjp 0:62be54b8975d 63 /* ----------------------- Defines ------------------------------------------*/
paleskyjp 0:62be54b8975d 64 #define MB_PDU_SIZE_MAX 253 /*!< Maximum size of a PDU. */
paleskyjp 0:62be54b8975d 65 #define MB_PDU_SIZE_MIN 1 /*!< Function Code */
paleskyjp 0:62be54b8975d 66 #define MB_PDU_FUNC_OFF 0 /*!< Offset of function code in PDU. */
paleskyjp 0:62be54b8975d 67 #define MB_PDU_DATA_OFF 1 /*!< Offset for response data in PDU. */
paleskyjp 0:62be54b8975d 68
paleskyjp 0:62be54b8975d 69 /* ----------------------- Prototypes 0-------------------------------------*/
paleskyjp 0:62be54b8975d 70 typedef void ( *pvMBFrameStart ) ( void );
paleskyjp 0:62be54b8975d 71
paleskyjp 0:62be54b8975d 72 typedef void ( *pvMBFrameStop ) ( void );
paleskyjp 0:62be54b8975d 73
paleskyjp 0:62be54b8975d 74 typedef eMBErrorCode( *peMBFrameReceive ) ( UCHAR * pucRcvAddress,
paleskyjp 0:62be54b8975d 75 UCHAR ** pucFrame,
paleskyjp 0:62be54b8975d 76 USHORT * pusLength );
paleskyjp 0:62be54b8975d 77
paleskyjp 0:62be54b8975d 78 typedef eMBErrorCode( *peMBFrameSend ) ( UCHAR slaveAddress,
paleskyjp 0:62be54b8975d 79 const UCHAR * pucFrame,
paleskyjp 0:62be54b8975d 80 USHORT usLength );
paleskyjp 0:62be54b8975d 81
paleskyjp 0:62be54b8975d 82 typedef void( *pvMBFrameClose ) ( void );
paleskyjp 0:62be54b8975d 83
paleskyjp 0:62be54b8975d 84 #ifdef __cplusplus
paleskyjp 0:62be54b8975d 85 PR_END_EXTERN_C
paleskyjp 0:62be54b8975d 86 #endif
paleskyjp 0:62be54b8975d 87 #endif