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1、【修改】FreeModbus用户回调函数及缓冲区主机与从机的架构，把主机与从机分离，提高代码效率及可读性；

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2、【修改】IAR及KEIL工程配置，使其支持新的架构

Signed-off-by: armink <armink.ztl@gmail.com>
This commit is contained in:
armink 2013-11-25 11:57:59 +08:00
parent 45825267df
commit a421f79264
19 changed files with 4931 additions and 4472 deletions
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1342
EWARM/FreeModbus_Slave&Master+RTT+STM32.dep
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File diff suppressed because it is too large Load Diff

3
EWARM/FreeModbus_Slave&Master+RTT+STM32.ewp
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@ -1919,6 +1919,9 @@
<file>
<name>$PROJ_DIR$\..\FreeModbus\port\porttimer_m.c</name>
</file>
<file>
<name>$PROJ_DIR$\..\FreeModbus\port\user_mb_app_m.c</name>
</file>
</group>
</group>
<group>

10
EWARM/settings/FreeModbus_Slave&Master+RTT+STM32.wsdt
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@ -12,12 +12,12 @@
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</Workspace>
<Build><ColumnWidth0>20</ColumnWidth0><ColumnWidth1>1215</ColumnWidth1><ColumnWidth2>324</ColumnWidth2><ColumnWidth3>81</ColumnWidth3></Build><TerminalIO/><Debug-Log><ColumnWidth0>19</ColumnWidth0><ColumnWidth1>1622</ColumnWidth1></Debug-Log><Find-All-Declarations><ColumnWidth0>580</ColumnWidth0><ColumnWidth1>82</ColumnWidth1><ColumnWidth2>994</ColumnWidth2></Find-All-Declarations></Static>
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@ -29,20 +29,20 @@
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6
FreeModbus/modbus/functions/mbfunccoils_m.c
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@ -136,7 +136,7 @@ eMBMasterFuncReadCoils( UCHAR * pucFrame, USHORT * usLen )
( ucByteCount == pucFrame[MB_PDU_FUNC_READ_COILCNT_OFF] ) )
{
/* Make callback to fill the buffer. */
eRegStatus = eMBRegCoilsCB( &pucFrame[MB_PDU_FUNC_READ_VALUES_OFF], usRegAddress, usCoilCount, MB_REG_READ );
eRegStatus = eMBMasterRegCoilsCB( &pucFrame[MB_PDU_FUNC_READ_VALUES_OFF], usRegAddress, usCoilCount, MB_REG_READ );
/* If an error occured convert it into a Modbus exception. */
if( eRegStatus != MB_ENOERR )
@ -214,7 +214,7 @@ eMBMasterFuncWriteCoil( UCHAR * pucFrame, USHORT * usLen )
ucBuf[0] = 0;
}
eRegStatus =
eMBRegCoilsCB( &ucBuf[0], usRegAddress, 1, MB_REG_WRITE );
eMBMasterRegCoilsCB( &ucBuf[0], usRegAddress, 1, MB_REG_WRITE );
/* If an error occured convert it into a Modbus exception. */
if( eRegStatus != MB_ENOERR )
@ -318,7 +318,7 @@ eMBMasterFuncWriteMultipleCoils( UCHAR * pucFrame, USHORT * usLen )
if( ( usCoilCnt >= 1 ) && ( ucByteCountVerify == ucByteCount ) )
{
eRegStatus =
eMBRegCoilsCB( &ucMBFrame[MB_PDU_REQ_WRITE_MUL_VALUES_OFF],
eMBMasterRegCoilsCB( &ucMBFrame[MB_PDU_REQ_WRITE_MUL_VALUES_OFF],
usRegAddress, usCoilCnt, MB_REG_WRITE );
/* If an error occured convert it into a Modbus exception. */

4
FreeModbus/modbus/functions/mbfuncdisc_m.c
View File

@ -57,7 +57,7 @@ eMBException prveMBError2Exception( eMBErrorCode eErrorCode );
/* ----------------------- Start implementation -----------------------------*/
#if MB_MASTER_RTU_ENABLED > 0 || MB_MASTER_ASCII_ENABLED > 0
#if MB_FUNC_READ_COILS_ENABLED > 0
#if MB_FUNC_READ_DISCRETE_INPUTS_ENABLED > 0
eMBMasterReqErrCode
eMBMasterReqReadDiscreteInputs( UCHAR ucSndAddr, USHORT usDiscreteAddr, USHORT usNDiscreteIn )
@ -120,7 +120,7 @@ eMBMasterFuncReadDiscreteInputs( UCHAR * pucFrame, USHORT * usLen )
if ((usDiscreteCnt >= 1) && ucNBytes == pucFrame[MB_PDU_FUNC_READ_DISCCNT_OFF])
{
/* Make callback to fill the buffer. */
eRegStatus = eMBRegDiscreteCB( &pucFrame[MB_PDU_FUNC_READ_VALUES_OFF], usRegAddress, usDiscreteCnt );
eRegStatus = eMBMasterRegDiscreteCB( &pucFrame[MB_PDU_FUNC_READ_VALUES_OFF], usRegAddress, usDiscreteCnt );
/* If an error occured convert it into a Modbus exception. */
if( eRegStatus != MB_ENOERR )

10
FreeModbus/modbus/functions/mbfuncholding_m.c
View File

@ -123,7 +123,7 @@ eMBMasterFuncWriteHoldingRegister( UCHAR * pucFrame, USHORT * usLen )
usRegAddress++;
/* Make callback to update the value. */
eRegStatus = eMBRegHoldingCB( &pucFrame[MB_PDU_FUNC_WRITE_VALUE_OFF],
eRegStatus = eMBMasterRegHoldingCB( &pucFrame[MB_PDU_FUNC_WRITE_VALUE_OFF],
usRegAddress, 1, MB_REG_WRITE );
/* If an error occured convert it into a Modbus exception. */
@ -202,7 +202,7 @@ eMBMasterFuncWriteMultipleHoldingRegister( UCHAR * pucFrame, USHORT * usLen )
{
/* Make callback to update the register values. */
eRegStatus =
eMBRegHoldingCB( &ucMBFrame[MB_PDU_REQ_WRITE_MUL_VALUES_OFF],
eMBMasterRegHoldingCB( &ucMBFrame[MB_PDU_REQ_WRITE_MUL_VALUES_OFF],
usRegAddress, usRegCount, MB_REG_WRITE );
/* If an error occured convert it into a Modbus exception. */
@ -276,7 +276,7 @@ eMBMasterFuncReadHoldingRegister( UCHAR * pucFrame, USHORT * usLen )
if( ( usRegCount >= 1 ) && ( 2 * usRegCount == pucFrame[MB_PDU_FUNC_READ_BYTECNT_OFF] ) )
{
/* Make callback to fill the buffer. */
eRegStatus = eMBRegHoldingCB( &pucFrame[MB_PDU_FUNC_READ_VALUES_OFF], usRegAddress, usRegCount, MB_REG_READ );
eRegStatus = eMBMasterRegHoldingCB( &pucFrame[MB_PDU_FUNC_READ_VALUES_OFF], usRegAddress, usRegCount, MB_REG_READ );
/* If an error occured convert it into a Modbus exception. */
if( eRegStatus != MB_ENOERR )
{
@ -369,13 +369,13 @@ eMBMasterFuncReadWriteMultipleHoldingRegister( UCHAR * pucFrame, USHORT * usLen
if( ( 2 * usRegReadCount ) == pucFrame[MB_PDU_FUNC_READWRITE_READ_BYTECNT_OFF] )
{
/* Make callback to update the register values. */
eRegStatus = eMBRegHoldingCB( &ucMBFrame[MB_PDU_REQ_READWRITE_WRITE_VALUES_OFF],
eRegStatus = eMBMasterRegHoldingCB( &ucMBFrame[MB_PDU_REQ_READWRITE_WRITE_VALUES_OFF],
usRegWriteAddress, usRegWriteCount, MB_REG_WRITE );
if( eRegStatus == MB_ENOERR )
{
/* Make the read callback. */
eRegStatus = eMBRegHoldingCB(&pucFrame[MB_PDU_FUNC_READWRITE_READ_VALUES_OFF],
eRegStatus = eMBMasterRegHoldingCB(&pucFrame[MB_PDU_FUNC_READWRITE_READ_VALUES_OFF],
usRegReadAddress, usRegReadCount, MB_REG_READ);
}
if( eRegStatus != MB_ENOERR )

2
FreeModbus/modbus/functions/mbfuncinput_m.c
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@ -108,7 +108,7 @@ eMBMasterFuncReadInputRegister( UCHAR * pucFrame, USHORT * usLen )
if( ( usRegCount >= 1 ) && ( 2 * usRegCount == pucFrame[MB_PDU_FUNC_READ_BYTECNT_OFF] ) )
{
/* Make callback to fill the buffer. */
eRegStatus = eMBRegInputCB( &pucFrame[MB_PDU_FUNC_READ_VALUES_OFF], usRegAddress, usRegCount );
eRegStatus = eMBMasterRegInputCB( &pucFrame[MB_PDU_FUNC_READ_VALUES_OFF], usRegAddress, usRegCount );
/* If an error occured convert it into a Modbus exception. */
if( eRegStatus != MB_ENOERR )
{

144
FreeModbus/modbus/include/mb_m.h
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@ -189,6 +189,150 @@ eMBErrorCode eMBMasterDisable( void );
*/
eMBErrorCode eMBMasterPoll( void );
/*! \ingroup modbus
* \brief Registers a callback handler for a given function code.
*
* This function registers a new callback handler for a given function code.
* The callback handler supplied is responsible for interpreting the Modbus PDU and
* the creation of an appropriate response. In case of an error it should return
* one of the possible Modbus exceptions which results in a Modbus exception frame
* sent by the protocol stack.
*
* \param ucFunctionCode The Modbus function code for which this handler should
* be registers. Valid function codes are in the range 1 to 127.
* \param pxHandler The function handler which should be called in case
* such a frame is received. If \c NULL a previously registered function handler
* for this function code is removed.
*
* \return eMBErrorCode::MB_ENOERR if the handler has been installed. If no
* more resources are available it returns eMBErrorCode::MB_ENORES. In this
* case the values in mbconfig.h should be adjusted. If the argument was not
* valid it returns eMBErrorCode::MB_EINVAL.
*/
eMBErrorCode eMBMasterRegisterCB( UCHAR ucFunctionCode,
pxMBFunctionHandler pxHandler );
/* ----------------------- Callback -----------------------------------------*/
/*! \defgroup modbus_master registers Modbus Registers
* \code #include "mb_m.h" \endcode
* The protocol stack does not internally allocate any memory for the
* registers. This makes the protocol stack very small and also usable on
* low end targets. In addition the values don't have to be in the memory
* and could for example be stored in a flash.<br>
* Whenever the protocol stack requires a value it calls one of the callback
* function with the register address and the number of registers to read
* as an argument. The application should then read the actual register values
* (for example the ADC voltage) and should store the result in the supplied
* buffer.<br>
* If the protocol stack wants to update a register value because a write
* register function was received a buffer with the new register values is
* passed to the callback function. The function should then use these values
* to update the application register values.
*/
/*! \ingroup modbus_registers
* \brief Callback function used if the value of a <em>Input Register</em>
* is required by the protocol stack. The starting register address is given
* by \c usAddress and the last register is given by <tt>usAddress +
* usNRegs - 1</tt>.
*
* \param pucRegBuffer A buffer where the callback function should write
* the current value of the modbus registers to.
* \param usAddress The starting address of the register. Input registers
* are in the range 1 - 65535.
* \param usNRegs Number of registers the callback function must supply.
*
* \return The function must return one of the following error codes:
* - eMBErrorCode::MB_ENOERR If no error occurred. In this case a normal
* Modbus response is sent.
* - eMBErrorCode::MB_ENOREG If the application does not map an coils
* within the requested address range. In this case a
* <b>ILLEGAL DATA ADDRESS</b> is sent as a response.
*/
eMBErrorCode eMBMasterRegInputCB( UCHAR * pucRegBuffer, USHORT usAddress,
USHORT usNRegs );
/*! \ingroup modbus_registers
* \brief Callback function used if a <em>Holding Register</em> value is
* read or written by the protocol stack. The starting register address
* is given by \c usAddress and the last register is given by
* <tt>usAddress + usNRegs - 1</tt>.
*
* \param pucRegBuffer If the application registers values should be updated the
* buffer points to the new registers values. If the protocol stack needs
* to now the current values the callback function should write them into
* this buffer.
* \param usAddress The starting address of the register.
* \param usNRegs Number of registers to read or write.
* \param eMode If eMBRegisterMode::MB_REG_WRITE the application register
* values should be updated from the values in the buffer. For example
* this would be the case when the Modbus master has issued an
* <b>WRITE SINGLE REGISTER</b> command.
* If the value eMBRegisterMode::MB_REG_READ the application should copy
* the current values into the buffer \c pucRegBuffer.
*
* \return The function must return one of the following error codes:
* - eMBErrorCode::MB_ENOERR If no error occurred. In this case a normal
* Modbus response is sent.
* - eMBErrorCode::MB_ENOREG If the application does not map an coils
* within the requested address range. In this case a
* <b>ILLEGAL DATA ADDRESS</b> is sent as a response.
*/
eMBErrorCode eMBMasterRegHoldingCB( UCHAR * pucRegBuffer, USHORT usAddress,
USHORT usNRegs, eMBRegisterMode eMode );
/*! \ingroup modbus_registers
* \brief Callback function used if a <em>Coil Register</em> value is
* read or written by the protocol stack. If you are going to use
* this function you might use the functions xMBUtilSetBits( ) and
* xMBUtilGetBits( ) for working with bitfields.
*
* \param pucRegBuffer The bits are packed in bytes where the first coil
* starting at address \c usAddress is stored in the LSB of the
* first byte in the buffer <code>pucRegBuffer</code>.
* If the buffer should be written by the callback function unused
* coil values (I.e. if not a multiple of eight coils is used) should be set
* to zero.
* \param usAddress The first coil number.
* \param usNCoils Number of coil values requested.
* \param eMode If eMBRegisterMode::MB_REG_WRITE the application values should
* be updated from the values supplied in the buffer \c pucRegBuffer.
* If eMBRegisterMode::MB_REG_READ the application should store the current
* values in the buffer \c pucRegBuffer.
*
* \return The function must return one of the following error codes:
* - eMBErrorCode::MB_ENOERR If no error occurred. In this case a normal
* Modbus response is sent.
* - eMBErrorCode::MB_ENOREG If the application does not map an coils
* within the requested address range. In this case a
* <b>ILLEGAL DATA ADDRESS</b> is sent as a response.
*/
eMBErrorCode eMBMasterRegCoilsCB( UCHAR * pucRegBuffer, USHORT usAddress,
USHORT usNCoils, eMBRegisterMode eMode );
/*! \ingroup modbus_registers
* \brief Callback function used if a <em>Input Discrete Register</em> value is
* read by the protocol stack.
*
* If you are going to use his function you might use the functions
* xMBUtilSetBits( ) and xMBUtilGetBits( ) for working with bitfields.
*
* \param pucRegBuffer The buffer should be updated with the current
* coil values. The first discrete input starting at \c usAddress must be
* stored at the LSB of the first byte in the buffer. If the requested number
* is not a multiple of eight the remaining bits should be set to zero.
* \param usAddress The starting address of the first discrete input.
* \param usNDiscrete Number of discrete input values.
* \return The function must return one of the following error codes:
* - eMBErrorCode::MB_ENOERR If no error occurred. In this case a normal
* Modbus response is sent.
* - eMBErrorCode::MB_ENOREG If the application does not map an coils
* within the requested address range. In this case a
* <b>ILLEGAL DATA ADDRESS</b> is sent as a response.
*/
eMBErrorCode eMBMasterRegDiscreteCB( UCHAR * pucRegBuffer, USHORT usAddress,
USHORT usNDiscrete );
/*! \ingroup modbus
*\brief These Modbus functions are called for user when Modbus run in Master Mode.

2
FreeModbus/port/portevent_m.c
View File

@ -23,7 +23,7 @@
#include "mb.h"
#include "mbport.h"
#if MB_MASTER_RTU_ENABLED > 0 || MB_MASTER_ASCII_ENABLED
#if MB_MASTER_RTU_ENABLED > 0 || MB_MASTER_ASCII_ENABLED > 0
/* ----------------------- Variables ----------------------------------------*/
static eMBMasterEventType eMasterQueuedEvent;
static BOOL xMasterEventInQueue;

2
FreeModbus/port/portserial_m.c
View File

@ -25,7 +25,7 @@
#include "mb.h"
#include "mbport.h"
#if MB_MASTER_RTU_ENABLED > 0 || MB_MASTER_ASCII_ENABLED
#if MB_MASTER_RTU_ENABLED > 0 || MB_MASTER_ASCII_ENABLED > 0
/* ----------------------- static functions ---------------------------------*/
static void prvvUARTTxReadyISR(void);
static void prvvUARTRxISR(void);

2
FreeModbus/port/porttimer_m.c
View File

@ -27,7 +27,7 @@
#include "mb_m.h"
#include "mbport.h"
#if MB_MASTER_RTU_ENABLED > 0 || MB_MASTER_ASCII_ENABLED
#if MB_MASTER_RTU_ENABLED > 0 || MB_MASTER_ASCII_ENABLED > 0
/* ----------------------- Variables ----------------------------------------*/
static USHORT usT35TimeOut50us;
static USHORT usPrescalerValue = 0;

134
FreeModbus/port/user_mb_app.c
View File

@ -1,4 +1,25 @@
/*
* FreeModbus Libary: user callback functions and buffer define in slave mode
* Copyright (C) 2013 Armink <armink.ztl@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* File: $Id: user_mb_app.c,v 1.60 2013/11/23 11:49:05 Armink $
*/
#include "user_mb_app.h"
/*------------------------Slave mode use these variables----------------------*/
//Slave mode:DiscreteInputs variables
USHORT usSDiscInStart = S_DISCRETE_INPUT_START;
@ -20,29 +41,6 @@ USHORT usSRegInBuf[S_REG_INPUT_NREGS] ;
//Slave mode:HoldingRegister variables
USHORT usSRegHoldStart = S_REG_HOLDING_START;
USHORT usSRegHoldBuf[S_REG_HOLDING_NREGS] ;
/*-----------------------Master mode use these variables----------------------*/
#if MB_MASTER_RTU_ENABLED > 0 || MB_MASTER_ASCII_ENABLED > 0
//Master mode:DiscreteInputs variables
USHORT usMDiscInStart = M_DISCRETE_INPUT_START;
#if M_DISCRETE_INPUT_NDISCRETES%8
UCHAR ucMDiscInBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_DISCRETE_INPUT_NDISCRETES/8+1];
#else
UCHAR ucMDiscInBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_DISCRETE_INPUT_NDISCRETES/8];
#endif
//Master mode:Coils variables
USHORT usMCoilStart = M_COIL_START;
#if M_COIL_NCOILS%8
UCHAR ucMCoilBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_COIL_NCOILS/8+1];
#else
UCHAR ucMCoilBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_COIL_NCOILS/8];
#endif
//Master mode:InputRegister variables
USHORT usMRegInStart = M_REG_INPUT_START;
USHORT usMRegInBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_REG_INPUT_NREGS];
//Master mode:HoldingRegister variables
USHORT usMRegHoldStart = M_REG_HOLDING_START;
USHORT usMRegHoldBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_REG_HOLDING_NREGS];
#endif
//******************************输入寄存器回调函数**********************************
//函数定义: eMBErrorCode eMBRegInputCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs )
//描 述：输入寄存器相关的功能（读、连续读）
@ -62,21 +60,10 @@ eMBRegInputCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs )
UCHAR REG_INPUT_NREGS;
UCHAR usRegInStart;
//Determine the master or slave
if (xMBMasterGetCBRunInMasterMode())
{
pusRegInputBuf = usMRegInBuf[ucMBMasterGetDestAddress()];
REG_INPUT_START = M_REG_INPUT_START;
REG_INPUT_NREGS = M_REG_INPUT_NREGS;
usRegInStart = usMRegInStart;
}
else
{
pusRegInputBuf = usSRegInBuf;
REG_INPUT_START = S_REG_INPUT_START;
REG_INPUT_NREGS = S_REG_INPUT_NREGS;
usRegInStart = usSRegInStart;
}
if( ( usAddress >= REG_INPUT_START )
&& ( usAddress + usNRegs <= REG_INPUT_START + REG_INPUT_NREGS ) )
@ -84,17 +71,8 @@ eMBRegInputCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs )
iRegIndex = ( int )( usAddress - usRegInStart );
while( usNRegs > 0 )
{
//Determine the master or slave
if (xMBMasterGetCBRunInMasterMode())
{
pusRegInputBuf[iRegIndex] = *pucRegBuffer++ << 8;
pusRegInputBuf[iRegIndex] |= *pucRegBuffer++;
}
else
{
*pucRegBuffer++ = ( unsigned char )( pusRegInputBuf[iRegIndex] >> 8 );
*pucRegBuffer++ = (unsigned char) (pusRegInputBuf[iRegIndex] >> 8);
*pucRegBuffer++ = ( unsigned char )( pusRegInputBuf[iRegIndex] & 0xFF );
}
iRegIndex++;
usNRegs--;
}
@ -128,23 +106,10 @@ eMBRegHoldingCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs, eMBRegi
UCHAR REG_HOLDING_NREGS;
UCHAR usRegHoldStart;
//Determine the master or slave
if (xMBMasterGetCBRunInMasterMode())
{
pusRegHoldingBuf = usMRegHoldBuf[ucMBMasterGetDestAddress()];
REG_HOLDING_START = M_REG_HOLDING_START;
REG_HOLDING_NREGS = M_REG_HOLDING_NREGS;
usRegHoldStart = usMRegHoldStart;
//If mode is read,the master will wirte the received date to bufffer.
eMode = MB_REG_WRITE;
}
else
{
pusRegHoldingBuf = usSRegHoldBuf;
REG_HOLDING_START = S_REG_HOLDING_START;
REG_HOLDING_NREGS = S_REG_HOLDING_NREGS;
usRegHoldStart = usSRegHoldStart;
}
if( ( usAddress >= REG_HOLDING_START ) &&
( usAddress + usNRegs <= REG_HOLDING_START + REG_HOLDING_NREGS ) )
@ -205,24 +170,10 @@ eMBRegCoilsCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNCoils, eMBRegis
UCHAR usCoilStart;
iNReg = usNCoils / 8 + 1; //占用寄存器数量
//Determine the master or slave
if (xMBMasterGetCBRunInMasterMode())
{
pucCoilBuf = ucMCoilBuf[ucMBMasterGetDestAddress()];
COIL_START = M_COIL_START;
COIL_NCOILS = M_COIL_NCOILS;
usCoilStart = usMCoilStart;
//If mode is read,the master will wirte the received date to bufffer.
eMode = MB_REG_WRITE;
}
else
{
pucCoilBuf = ucSCoilBuf;
COIL_START = S_COIL_START;
COIL_NCOILS = S_COIL_NCOILS;
usCoilStart = usSCoilStart;
}
if( ( usAddress >= COIL_START ) &&
( usAddress + usNCoils <= COIL_START + COIL_NCOILS ) )
@ -288,21 +239,10 @@ eMBRegDiscreteCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNDiscrete )
UCHAR usDiscreteInputStart;
iNReg = usNDiscrete / 8 + 1; //占用寄存器数量
//Determine the master or slave
if (xMBMasterGetCBRunInMasterMode())
{
pucDiscreteInputBuf = ucMDiscInBuf[ucMBMasterGetDestAddress()];
DISCRETE_INPUT_START = M_DISCRETE_INPUT_START;
DISCRETE_INPUT_NDISCRETES = M_DISCRETE_INPUT_NDISCRETES;
usDiscreteInputStart = usMDiscInStart;
}
else
{
pucDiscreteInputBuf = ucSDiscInBuf;
DISCRETE_INPUT_START = S_DISCRETE_INPUT_START;
DISCRETE_INPUT_NDISCRETES = S_DISCRETE_INPUT_NDISCRETES;
usDiscreteInputStart = usSDiscInStart;
}
if( ( usAddress >= DISCRETE_INPUT_START )
&& ( usAddress + usNDiscrete <= DISCRETE_INPUT_START + DISCRETE_INPUT_NDISCRETES ) )
@ -310,36 +250,17 @@ eMBRegDiscreteCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNDiscrete )
iRegIndex = ( int )( usAddress - usDiscreteInputStart ) / 8 ; //每个寄存器存8个
iRegBitIndex = ( int )( usAddress - usDiscreteInputStart ) % 8 ; //相对于寄存器内部的位地址
//Determine the master or slave
if (xMBMasterGetCBRunInMasterMode())
while (iNReg > 0)
{
/* Update current coil values with new values from the
* protocol stack. */
while(iNReg > 1) //最后面余下来的数单独算
{
xMBUtilSetBits(&pucDiscreteInputBuf[iRegIndex++] , iRegBitIndex , 8 , *pucRegBuffer++);
*pucRegBuffer++ = xMBUtilGetBits(&pucDiscreteInputBuf[iRegIndex++],
iRegBitIndex, 8);
iNReg--;
}
pucRegBuffer--;
usNDiscrete = usNDiscrete % 8; //余下的线圈数
if (usNDiscrete != 0) //xMBUtilSetBits方法 在操作位数量为0时存在bug
{
xMBUtilSetBits(&pucDiscreteInputBuf[iRegIndex++], iRegBitIndex,
usNDiscrete, *pucRegBuffer++);
}
}
else
{
while( iNReg > 0 )
{
*pucRegBuffer++ = xMBUtilGetBits(&pucDiscreteInputBuf[iRegIndex++] , iRegBitIndex , 8);
iNReg --;
}
pucRegBuffer --;
usNDiscrete = usNDiscrete % 8; //余下的线圈数
*pucRegBuffer = *pucRegBuffer <<(8 - usNDiscrete); //高位补零
*pucRegBuffer = *pucRegBuffer << (8 - usNDiscrete); //¸ßλ²¹Áã
*pucRegBuffer = *pucRegBuffer >>(8 - usNDiscrete);
}
}
else
{
eStatus = MB_ENOREG;
@ -347,3 +268,4 @@ eMBRegDiscreteCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNDiscrete )
return eStatus;
}

281
FreeModbus/port/user_mb_app_m.c Normal file
View File

@ -0,0 +1,281 @@
/*
* FreeModbus Libary: user callback functions and buffer define in master mode
* Copyright (C) 2013 Armink <armink.ztl@gmail.com>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* File: $Id: user_mb_app_m.c,v 1.60 2013/11/23 11:49:05 Armink $
*/
#include "user_mb_app.h"
/*-----------------------Master mode use these variables----------------------*/
#if MB_MASTER_RTU_ENABLED > 0 || MB_MASTER_ASCII_ENABLED > 0
//Master mode:DiscreteInputs variables
USHORT usMDiscInStart = M_DISCRETE_INPUT_START;
#if M_DISCRETE_INPUT_NDISCRETES%8
UCHAR ucMDiscInBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_DISCRETE_INPUT_NDISCRETES/8+1];
#else
UCHAR ucMDiscInBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_DISCRETE_INPUT_NDISCRETES/8];
#endif
//Master mode:Coils variables
USHORT usMCoilStart = M_COIL_START;
#if M_COIL_NCOILS%8
UCHAR ucMCoilBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_COIL_NCOILS/8+1];
#else
UCHAR ucMCoilBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_COIL_NCOILS/8];
#endif
//Master mode:InputRegister variables
USHORT usMRegInStart = M_REG_INPUT_START;
USHORT usMRegInBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_REG_INPUT_NREGS];
//Master mode:HoldingRegister variables
USHORT usMRegHoldStart = M_REG_HOLDING_START;
USHORT usMRegHoldBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_REG_HOLDING_NREGS];
//******************************输入寄存器回调函数**********************************
//函数定义: eMBErrorCode eMBMasterRegInputCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs )
//描 述：输入寄存器相关的功能（读、连续读）
//入口参数：pucRegBuffer : 回调函数将Modbus寄存器的当前值写入的缓冲区
// usAddress : 寄存器的起始地址，输入寄存器的地址范围是1-65535。
// usNRegs : 寄存器数量
//出口参数：eMBErrorCode : 这个函数将返回的错误码
//备 注：Editor：Armink 2013-11-25 Company: BXXJS
//**********************************************************************************
eMBErrorCode
eMBMasterRegInputCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs )
{
eMBErrorCode eStatus = MB_ENOERR;
int iRegIndex;
USHORT * pusRegInputBuf;
UCHAR REG_INPUT_START;
UCHAR REG_INPUT_NREGS;
UCHAR usRegInStart;
pusRegInputBuf = usMRegInBuf[ucMBMasterGetDestAddress()];
REG_INPUT_START = M_REG_INPUT_START;
REG_INPUT_NREGS = M_REG_INPUT_NREGS;
usRegInStart = usMRegInStart;
if( ( usAddress >= REG_INPUT_START )
&& ( usAddress + usNRegs <= REG_INPUT_START + REG_INPUT_NREGS ) )
{
iRegIndex = ( int )( usAddress - usRegInStart );
while( usNRegs > 0 )
{
pusRegInputBuf[iRegIndex] = *pucRegBuffer++ << 8;
pusRegInputBuf[iRegIndex] |= *pucRegBuffer++;
iRegIndex++;
usNRegs--;
}
}
else
{
eStatus = MB_ENOREG;
}
return eStatus;
}
//******************************保持寄存器回调函数**********************************
//函数定义: eMBErrorCode eMBMasterRegHoldingCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs, eMBRegisterMode eMode )
//描 述：保持寄存器相关的功能（读、连续读、写、连续写）
//入口参数：pucRegBuffer : 如果需要更新用户寄存器数值，这个缓冲区必须指向新的寄存器数值。
// 如果协议栈想知道当前的数值，回调函数必须将当前值写入这个缓冲区
// usAddress : 寄存器的起始地址。
// usNRegs : 寄存器数量
// eMode : 如果该参数为eMBRegisterMode::MB_REG_WRITE，用户的应用数值将从pucRegBuffer中得到更新。
// 如果该参数为eMBRegisterMode::MB_REG_READ，用户需要将当前的应用数据存储在pucRegBuffer中
//出口参数：eMBErrorCode : 这个函数将返回的错误码
//备 注：Editor：Armink 2013-11-25 Company: BXXJS
//**********************************************************************************
eMBErrorCode
eMBMasterRegHoldingCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs, eMBRegisterMode eMode )
{
eMBErrorCode eStatus = MB_ENOERR;
int iRegIndex;
USHORT * pusRegHoldingBuf;
UCHAR REG_HOLDING_START;
UCHAR REG_HOLDING_NREGS;
UCHAR usRegHoldStart;
pusRegHoldingBuf = usMRegHoldBuf[ucMBMasterGetDestAddress()];
REG_HOLDING_START = M_REG_HOLDING_START;
REG_HOLDING_NREGS = M_REG_HOLDING_NREGS;
usRegHoldStart = usMRegHoldStart;
//If mode is read,the master will wirte the received date to bufffer.
eMode = MB_REG_WRITE;
if( ( usAddress >= REG_HOLDING_START ) &&
( usAddress + usNRegs <= REG_HOLDING_START + REG_HOLDING_NREGS ) )
{
iRegIndex = ( int )( usAddress - usRegHoldStart );
switch ( eMode )
{
/* Pass current register values to the protocol stack. */
case MB_REG_READ:
while( usNRegs > 0 )
{
*pucRegBuffer++ = ( unsigned char )( pusRegHoldingBuf[iRegIndex] >> 8 );
*pucRegBuffer++ = ( unsigned char )( pusRegHoldingBuf[iRegIndex] & 0xFF );
iRegIndex++;
usNRegs--;
}
break;
/* Update current register values with new values from the
* protocol stack. */
case MB_REG_WRITE:
while( usNRegs > 0 )
{
pusRegHoldingBuf[iRegIndex] = *pucRegBuffer++ << 8;
pusRegHoldingBuf[iRegIndex] |= *pucRegBuffer++;
iRegIndex++;
usNRegs--;
}
break;
}
}
else
{
eStatus = MB_ENOREG;
}
return eStatus;
}
//****************************线圈状态寄存器回调函数********************************
//函数定义: eMBErrorCode eMBMasterRegCoilsCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNCoils, eMBRegisterMode eMode )
//描 述：线圈状态寄存器相关的功能（读、连续读、写、连续写）
//入口参数：pucRegBuffer : 位组成一个字节，起始寄存器对应的位处于该字节pucRegBuffer的最低位LSB。
// 如果回调函数要写这个缓冲区，没有用到的线圈（例如不是8个一组的线圈状态）对应的位的数值必须设置位0。
// usAddress : 第一个线圈地址。
// usNCoils : 请求的线圈个数
// eMode ；如果该参数为eMBRegisterMode::MB_REG_WRITE，用户的应用数值将从pucRegBuffer中得到更新。
// 如果该参数为eMBRegisterMode::MB_REG_READ，用户需要将当前的应用数据存储在pucRegBuffer中
//出口参数：eMBErrorCode : 这个函数将返回的错误码
//备 注：Editor：Armink 2013-11-25 Company: BXXJS
//**********************************************************************************
eMBErrorCode
eMBMasterRegCoilsCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNCoils, eMBRegisterMode eMode )
{
eMBErrorCode eStatus = MB_ENOERR;
int iRegIndex , iRegBitIndex , iNReg;
UCHAR * pucCoilBuf;
UCHAR COIL_START;
UCHAR COIL_NCOILS;
UCHAR usCoilStart;
iNReg = usNCoils / 8 + 1; //占用寄存器数量
pucCoilBuf = ucMCoilBuf[ucMBMasterGetDestAddress()];
COIL_START = M_COIL_START;
COIL_NCOILS = M_COIL_NCOILS;
usCoilStart = usMCoilStart;
//If mode is read,the master will wirte the received date to bufffer.
eMode = MB_REG_WRITE;
if( ( usAddress >= COIL_START ) &&
( usAddress + usNCoils <= COIL_START + COIL_NCOILS ) )
{
iRegIndex = ( int )( usAddress - usCoilStart ) / 8 ; //每个寄存器存8个
iRegBitIndex = ( int )( usAddress - usCoilStart ) % 8 ; //相对于寄存器内部的位地址
switch ( eMode )
{
/* Pass current coil values to the protocol stack. */
case MB_REG_READ:
while( iNReg > 0 )
{
*pucRegBuffer++ = xMBUtilGetBits(&pucCoilBuf[iRegIndex++] , iRegBitIndex , 8);
iNReg --;
}
pucRegBuffer --;
usNCoils = usNCoils % 8; //余下的线圈数
*pucRegBuffer = *pucRegBuffer <<(8 - usNCoils); //高位补零
*pucRegBuffer = *pucRegBuffer >>(8 - usNCoils);
break;
/* Update current coil values with new values from the
* protocol stack. */
case MB_REG_WRITE:
while(iNReg > 1) //最后面余下来的数单独算
{
xMBUtilSetBits(&pucCoilBuf[iRegIndex++] , iRegBitIndex , 8 , *pucRegBuffer++);
iNReg--;
}
usNCoils = usNCoils % 8; //余下的线圈数
if (usNCoils != 0) //xMBUtilSetBits方法 在操作位数量为0时存在bug
{
xMBUtilSetBits(&pucCoilBuf[iRegIndex++], iRegBitIndex, usNCoils,
*pucRegBuffer++);
}
break;
}
}
else
{
eStatus = MB_ENOREG;
}
return eStatus;
}
//****************************离散输入寄存器回调函数********************************
//函数定义: eMBErrorCode eMBMasterRegDiscreteCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNDiscrete )
//描 述：离散输入寄存器相关的功能（读、连续读）
//入口参数：pucRegBuffer : 用当前的线圈数据更新这个寄存器，起始寄存器对应的位处于该字节pucRegBuffer的最低位LSB。
// 如果回调函数要写这个缓冲区，没有用到的线圈（例如不是8个一组的线圈状态）对应的位的数值必须设置为0。
// usAddress : 离散输入的起始地址
// usNDiscrete : 离散输入点数量
//出口参数：eMBErrorCode : 这个函数将返回的错误码
//备 注：Editor：Armink 2013-11-25 Company: BXXJS
//**********************************************************************************
eMBErrorCode
eMBMasterRegDiscreteCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNDiscrete )
{
eMBErrorCode eStatus = MB_ENOERR;
int iRegIndex , iRegBitIndex , iNReg;
UCHAR * pucDiscreteInputBuf;
UCHAR DISCRETE_INPUT_START;
UCHAR DISCRETE_INPUT_NDISCRETES;
UCHAR usDiscreteInputStart;
iNReg = usNDiscrete / 8 + 1; //占用寄存器数量
pucDiscreteInputBuf = ucMDiscInBuf[ucMBMasterGetDestAddress()];
DISCRETE_INPUT_START = M_DISCRETE_INPUT_START;
DISCRETE_INPUT_NDISCRETES = M_DISCRETE_INPUT_NDISCRETES;
usDiscreteInputStart = usMDiscInStart;
if( ( usAddress >= DISCRETE_INPUT_START )
&& ( usAddress + usNDiscrete <= DISCRETE_INPUT_START + DISCRETE_INPUT_NDISCRETES ) )
{
iRegIndex = ( int )( usAddress - usDiscreteInputStart ) / 8 ; //每个寄存器存8个
iRegBitIndex = ( int )( usAddress - usDiscreteInputStart ) % 8 ; //相对于寄存器内部的位地址
/* Update current coil values with new values from the
* protocol stack. */
while (iNReg > 1) //最后面余下来的数单独算
{
xMBUtilSetBits(&pucDiscreteInputBuf[iRegIndex++], iRegBitIndex, 8,
*pucRegBuffer++);
iNReg--;
}
usNDiscrete = usNDiscrete % 8; //余下的线圈数
if (usNDiscrete != 0) //xMBUtilSetBits方法 在操作位数量为0时存在bug
{
xMBUtilSetBits(&pucDiscreteInputBuf[iRegIndex++], iRegBitIndex,
usNDiscrete, *pucRegBuffer++);
}
}
else
{
eStatus = MB_ENOREG;
}
return eStatus;
}
#endif

106
RVMDK/FreeModbus_Slave&Master+RTT+STM32.uvopt
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70
RVMDK/FreeModbus_Slave&Master+RTT+STM32.uvproj
View File

@ -760,21 +760,6 @@
<FileType>1</FileType>
<FilePath>..\FreeModbus\modbus\rtu\mbrtu_m.c</FilePath>
</File>
<File>
<FileName>portevent_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\portevent_m.c</FilePath>
</File>
<File>
<FileName>portserial_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\portserial_m.c</FilePath>
</File>
<File>
<FileName>porttimer_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\porttimer_m.c</FilePath>
</File>
<File>
<FileName>mbfuncholding_m.c</FileName>
<FileType>1</FileType>
@ -795,6 +780,26 @@
<FileType>1</FileType>
<FilePath>..\FreeModbus\modbus\functions\mbfuncdisc_m.c</FilePath>
</File>
<File>
<FileName>portevent_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\portevent_m.c</FilePath>
</File>
<File>
<FileName>portserial_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\portserial_m.c</FilePath>
</File>
<File>
<FileName>porttimer_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\porttimer_m.c</FilePath>
</File>
<File>
<FileName>user_mb_app_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\user_mb_app_m.c</FilePath>
</File>
</Files>
</Group>
</Groups>
@ -1553,21 +1558,6 @@
<FileType>1</FileType>
<FilePath>..\FreeModbus\modbus\rtu\mbrtu_m.c</FilePath>
</File>
<File>
<FileName>portevent_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\portevent_m.c</FilePath>
</File>
<File>
<FileName>portserial_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\portserial_m.c</FilePath>
</File>
<File>
<FileName>porttimer_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\porttimer_m.c</FilePath>
</File>
<File>
<FileName>mbfuncholding_m.c</FileName>
<FileType>1</FileType>
@ -1588,6 +1578,26 @@
<FileType>1</FileType>
<FilePath>..\FreeModbus\modbus\functions\mbfuncdisc_m.c</FilePath>
</File>
<File>
<FileName>portevent_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\portevent_m.c</FilePath>
</File>
<File>
<FileName>portserial_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\portserial_m.c</FilePath>
</File>
<File>
<FileName>porttimer_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\porttimer_m.c</FilePath>
</File>
<File>
<FileName>user_mb_app_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\port\user_mb_app_m.c</FilePath>
</File>
</Files>
</Group>
</Groups>

2947
RVMDK/FreeModbus_Slave&Master+RTT+STM32_STM32F103CBT6_FLASH.dep
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24
RVMDK/FreeModbus_Slave&Master+RTT+STM32_uvopt.bak
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10
RVMDK/FreeModbus_Slave&Master+RTT+STM32_uvproj.bak
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@ -790,6 +790,11 @@
<FileType>1</FileType>
<FilePath>..\FreeModbus\modbus\functions\mbfuncinput_m.c</FilePath>
</File>
<File>
<FileName>mbfuncdisc_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\modbus\functions\mbfuncdisc_m.c</FilePath>
</File>
</Files>
</Group>
</Groups>
@ -1578,6 +1583,11 @@
<FileType>1</FileType>
<FilePath>..\FreeModbus\modbus\functions\mbfuncinput_m.c</FilePath>
</File>
<File>
<FileName>mbfuncdisc_m.c</FileName>
<FileType>1</FileType>
<FilePath>..\FreeModbus\modbus\functions\mbfuncdisc_m.c</FilePath>
</File>
</Files>
</Group>
</Groups>