libs/FreeModbus_Slave-Master-RTT-STM32
libs/FreeModbus_Slave-Master-RTT-STM32
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Code Issues Releases Wiki Activity

1、【修改】FreeModbu分析图使其内容更加完整

Browse Source 
2、【增加】FreeModbus源码中关于主机模式的宏定义
3、【优化】FreeModbus中port文件的命名格式，在MB后面直接增加Master字样
4、【增加】FreeModbus中与主机相关的帧处理函数指针及相关回调函数,具体实现及调用逻辑后期实现

Signed-off-by: armink <armink.ztl@gmail.com>
This commit is contained in:
armink 2013-08-13 21:54:54 +08:00
parent d4ee095afa
commit 7c952c0623
9 changed files with 57 additions and 30 deletions
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FreeModbus 分析图.vsd
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2
FreeModbus/modbus/ascii/mbascii.c
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@ -44,7 +44,7 @@
#include "mbcrc.h" #include "mbcrc.h"
#include "mbport.h" #include "mbport.h"
#if MB_ASCII_ENABLED > 0 #if MB_SLAVER_ASCII_ENABLED > 0
/* ----------------------- Defines ------------------------------------------*/ /* ----------------------- Defines ------------------------------------------*/
#define MB_ASCII_DEFAULT_CR '\r' /*!< Default CR character for Modbus ASCII. */ #define MB_ASCII_DEFAULT_CR '\r' /*!< Default CR character for Modbus ASCII. */

2
FreeModbus/modbus/ascii/mbascii.h
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@ -35,7 +35,7 @@
PR_BEGIN_EXTERN_C PR_BEGIN_EXTERN_C
#endif #endif
#if MB_ASCII_ENABLED > 0 #if MB_SLAVER_ASCII_ENABLED > 0
eMBErrorCode eMBASCIIInit( UCHAR slaveAddress, UCHAR ucPort, eMBErrorCode eMBASCIIInit( UCHAR slaveAddress, UCHAR ucPort,
ULONG ulBaudRate, eMBParity eParity ); ULONG ulBaudRate, eMBParity eParity );
void eMBASCIIStart( void ); void eMBASCIIStart( void );

19
FreeModbus/modbus/include/mbconfig.h
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@ -26,6 +26,7 @@
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* *
* File: $Id: mbconfig.h,v 1.14 2006/12/07 22:10:34 wolti Exp $ * File: $Id: mbconfig.h,v 1.14 2006/12/07 22:10:34 wolti Exp $
* $Id: mbconfig.h,v 1.15 2013/08/13 21:19:55 Armink Add Master Functions $
*/ */
#ifndef _MB_CONFIG_H #ifndef _MB_CONFIG_H
@ -46,12 +47,18 @@ PR_BEGIN_EXTERN_C
/*! \addtogroup modbus_cfg /*! \addtogroup modbus_cfg
* @{ * @{
*/ */
/*! \brief If Modbus ASCII support is enabled. */ /*! \brief If Modbus Master ASCII support is enabled. */
#define MB_ASCII_ENABLED ( 0 ) #define MB_MASTER_ASCII_ENABLED ( 0 )
/*! \brief If Modbus RTU support is enabled. */ /*! \brief If Modbus Master RTU support is enabled. */
#define MB_RTU_ENABLED ( 1 ) #define MB_MASTER_RTU_ENABLED ( 1 )
/*! \brief If Modbus TCP support is enabled. */ /*! \brief If Modbus Master TCP support is enabled. */
#define MB_TCP_ENABLED ( 0 ) #define MB_MASTER_TCP_ENABLED ( 0 )
/*! \brief If Modbus Slaver ASCII support is enabled. */
#define MB_SLAVER_ASCII_ENABLED ( 0 )
/*! \brief If Modbus Slaver RTU support is enabled. */
#define MB_SLAVER_RTU_ENABLED ( 1 )
/*! \brief If Modbus Slaver TCP support is enabled. */
#define MB_SLAVER_TCP_ENABLED ( 0 )
/*! \brief The character timeout value for Modbus ASCII. /*! \brief The character timeout value for Modbus ASCII.
* *
* The character timeout value is not fixed for Modbus ASCII and is therefore * The character timeout value is not fixed for Modbus ASCII and is therefore

36
FreeModbus/modbus/mb.c
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@ -44,13 +44,13 @@
#include "mbfunc.h" #include "mbfunc.h"
#include "mbport.h" #include "mbport.h"
#if MB_RTU_ENABLED == 1 #if MB_SLAVER_RTU_ENABLED == 1
#include "mbrtu.h" #include "mbrtu.h"
#endif #endif
#if MB_ASCII_ENABLED == 1 #if MB_SLAVER_ASCII_ENABLED == 1
#include "mbascii.h" #include "mbascii.h"
#endif #endif
#if MB_TCP_ENABLED == 1 #if MB_SLAVER_TCP_ENABLED == 1
#include "mbtcp.h" #include "mbtcp.h"
#endif #endif
@ -72,6 +72,7 @@ static enum
/* Functions pointer which are initialized in eMBInit( ). Depending on the /* Functions pointer which are initialized in eMBInit( ). Depending on the
* mode (RTU or ASCII) the are set to the correct implementations. * mode (RTU or ASCII) the are set to the correct implementations.
* Using for Modbus Slaver
*/ */
static peMBFrameSend peMBFrameSendCur; static peMBFrameSend peMBFrameSendCur;
static pvMBFrameStart pvMBFrameStartCur; static pvMBFrameStart pvMBFrameStartCur;
@ -79,9 +80,20 @@ static pvMBFrameStop pvMBFrameStopCur;
static peMBFrameReceive peMBFrameReceiveCur; static peMBFrameReceive peMBFrameReceiveCur;
static pvMBFrameClose pvMBFrameCloseCur; static pvMBFrameClose pvMBFrameCloseCur;
/* Functions pointer which are initialized in eMBInit( ). Depending on the
* mode (RTU or ASCII) the are set to the correct implementations.
* Using for Modbus Master,Add by Armink 20130813
*/
static peMBFrameSend peMBMasterFrameSendCur;
static pvMBFrameStart pvMBMasterFrameStartCur;
static pvMBFrameStop pvMBMasterFrameStopCur;
static peMBFrameReceive peMBMasterFrameReceiveCur;
static pvMBFrameClose pvMBMasterFrameCloseCur;
/* Callback functions required by the porting layer. They are called when /* Callback functions required by the porting layer. They are called when
* an external event has happend which includes a timeout or the reception * an external event has happend which includes a timeout or the reception
* or transmission of a character. * or transmission of a character.
* Using for Modbus Slaver
*/ */
BOOL( *pxMBFrameCBByteReceived ) ( void ); BOOL( *pxMBFrameCBByteReceived ) ( void );
BOOL( *pxMBFrameCBTransmitterEmpty ) ( void ); BOOL( *pxMBFrameCBTransmitterEmpty ) ( void );
@ -90,6 +102,18 @@ BOOL( *pxMBPortCBTimerExpired ) ( void );
BOOL( *pxMBFrameCBReceiveFSMCur ) ( void ); BOOL( *pxMBFrameCBReceiveFSMCur ) ( void );
BOOL( *pxMBFrameCBTransmitFSMCur ) ( void ); BOOL( *pxMBFrameCBTransmitFSMCur ) ( void );
/* Callback functions required by the porting layer. They are called when
* an external event has happend which includes a timeout or the reception
* or transmission of a character.
* Using for Modbus Master,Add by Armink 20130813
*/
BOOL( *pxMBMasterFrameCBByteReceived ) ( void );
BOOL( *pxMBMasterFrameCBTransmitterEmpty ) ( void );
BOOL( *pxMBMasterPortCBTimerExpired ) ( void );
BOOL( *pxMBMasterFrameCBReceiveFSMCur ) ( void );
BOOL( *pxMBMasterFrameCBTransmitFSMCur ) ( void );
/* An array of Modbus functions handlers which associates Modbus function /* An array of Modbus functions handlers which associates Modbus function
* codes with implementing functions. * codes with implementing functions.
*/ */
@ -144,7 +168,7 @@ eMBInit( eMBMode eMode, UCHAR ucSlaveAddress, UCHAR ucPort, ULONG ulBaudRate, eM
switch ( eMode ) switch ( eMode )
{ {
#if MB_RTU_ENABLED > 0 #if MB_SLAVER_RTU_ENABLED > 0
case MB_RTU: case MB_RTU:
pvMBFrameStartCur = eMBRTUStart; pvMBFrameStartCur = eMBRTUStart;
pvMBFrameStopCur = eMBRTUStop; pvMBFrameStopCur = eMBRTUStop;
@ -158,7 +182,7 @@ eMBInit( eMBMode eMode, UCHAR ucSlaveAddress, UCHAR ucPort, ULONG ulBaudRate, eM
eStatus = eMBRTUInit( ucMBAddress, ucPort, ulBaudRate, eParity ); eStatus = eMBRTUInit( ucMBAddress, ucPort, ulBaudRate, eParity );
break; break;
#endif #endif
#if MB_ASCII_ENABLED > 0 #if MB_SLAVER_ASCII_ENABLED > 0
case MB_ASCII: case MB_ASCII:
pvMBFrameStartCur = eMBASCIIStart; pvMBFrameStartCur = eMBASCIIStart;
pvMBFrameStopCur = eMBASCIIStop; pvMBFrameStopCur = eMBASCIIStop;
@ -193,7 +217,7 @@ eMBInit( eMBMode eMode, UCHAR ucSlaveAddress, UCHAR ucPort, ULONG ulBaudRate, eM
return eStatus; return eStatus;
} }
#if MB_TCP_ENABLED > 0 #if MB_SLAVER_TCP_ENABLED > 0
eMBErrorCode eMBErrorCode
eMBTCPInit( USHORT ucTCPPort ) eMBTCPInit( USHORT ucTCPPort )
{ {

2
FreeModbus/modbus/tcp/mbtcp.c
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@ -42,7 +42,7 @@
#include "mbframe.h" #include "mbframe.h"
#include "mbport.h" #include "mbport.h"
#if MB_TCP_ENABLED > 0 #if MB_SLAVER_TCP_ENABLED > 0
/* ----------------------- Defines ------------------------------------------*/ /* ----------------------- Defines ------------------------------------------*/

3
FreeModbus/port/port.h
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@ -39,9 +39,6 @@
#define MASTER_RS485_SEND_MODE GPIO_SetBits(GPIOB,GPIO_Pin_13) #define MASTER_RS485_SEND_MODE GPIO_SetBits(GPIOB,GPIO_Pin_13)
#define MASTER_RS485_RECEIVE_MODE GPIO_ResetBits(GPIOB,GPIO_Pin_13) #define MASTER_RS485_RECEIVE_MODE GPIO_ResetBits(GPIOB,GPIO_Pin_13)
//void USART1_IRQHandler(void);
//void TIM3_IRQHandler(void);
#define ENTER_CRITICAL_SECTION() EnterCriticalSection() #define ENTER_CRITICAL_SECTION() EnterCriticalSection()
#define EXIT_CRITICAL_SECTION() ExitCriticalSection() #define EXIT_CRITICAL_SECTION() ExitCriticalSection()

14
FreeModbus/port/port_m_serial.c
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@ -29,7 +29,7 @@ static void prvvUARTTxReadyISR(void);
static void prvvUARTRxISR(void); static void prvvUARTRxISR(void);
/* ----------------------- Start implementation -----------------------------*/ /* ----------------------- Start implementation -----------------------------*/
void vMBPortMasterSerialEnable(BOOL xRxEnable, BOOL xTxEnable) void vMBMasterPortSerialEnable(BOOL xRxEnable, BOOL xTxEnable)
{ {
if (xRxEnable) if (xRxEnable)
{ {
@ -51,13 +51,13 @@ void vMBPortMasterSerialEnable(BOOL xRxEnable, BOOL xTxEnable)
} }
} }
void vMBPortMasterClose(void) void vMBMasterPortClose(void)
{ {
USART_ITConfig(USART2, USART_IT_TXE | USART_IT_RXNE, DISABLE); USART_ITConfig(USART2, USART_IT_TXE | USART_IT_RXNE, DISABLE);
USART_Cmd(USART2, DISABLE); USART_Cmd(USART2, DISABLE);
} }
//默认一个从机 串口2 波特率可设置 奇偶检验可设置 //默认一个从机 串口2 波特率可设置 奇偶检验可设置
BOOL xMBPortMasterSerialInit(UCHAR ucPORT, ULONG ulBaudRate, UCHAR ucDataBits, BOOL xMBMasterPortSerialInit(UCHAR ucPORT, ULONG ulBaudRate, UCHAR ucDataBits,
eMBParity eParity) eMBParity eParity)
{ {
GPIO_InitTypeDef GPIO_InitStructure; GPIO_InitTypeDef GPIO_InitStructure;
@ -130,13 +130,13 @@ BOOL xMBPortMasterSerialInit(UCHAR ucPORT, ULONG ulBaudRate, UCHAR ucDataBits,
return TRUE; return TRUE;
} }
BOOL xMBPortMasterSerialPutByte(CHAR ucByte) BOOL xMBMasterPortSerialPutByte(CHAR ucByte)
{ {
USART_SendData(USART2, ucByte); USART_SendData(USART2, ucByte);
return TRUE; return TRUE;
} }
BOOL xMBPortMasterSerialGetByte(CHAR * pucByte) BOOL xMBMasterPortSerialGetByte(CHAR * pucByte)
{ {
*pucByte = USART_ReceiveData(USART2); *pucByte = USART_ReceiveData(USART2);
return TRUE; return TRUE;
@ -151,7 +151,7 @@ BOOL xMBPortMasterSerialGetByte(CHAR * pucByte)
*/ */
void prvvUARTTxReadyISR(void) void prvvUARTTxReadyISR(void)
{ {
pxMBFrameCBTransmitterEmpty(); pxMBMasterFrameCBTransmitterEmpty();
} }
/* /*
@ -162,7 +162,7 @@ void prvvUARTTxReadyISR(void)
*/ */
void prvvUARTRxISR(void) void prvvUARTRxISR(void)
{ {
pxMBFrameCBByteReceived(); pxMBMasterFrameCBByteReceived();
} }
/******************************************************************************* /*******************************************************************************
* Function Name : USART2_IRQHandler * Function Name : USART2_IRQHandler

9
FreeModbus/port/port_m_timer.c
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@ -30,7 +30,7 @@
static void prvvTIMERExpiredISR(void); static void prvvTIMERExpiredISR(void);
/* ----------------------- Start implementation -----------------------------*/ /* ----------------------- Start implementation -----------------------------*/
BOOL xMBPortMasterTimersInit(USHORT usTim1Timerout50us) BOOL xMBMasterPortTimersInit(USHORT usTim1Timerout50us)
{ {
uint16_t PrescalerValue = 0; uint16_t PrescalerValue = 0;
@ -72,7 +72,7 @@ BOOL xMBPortMasterTimersInit(USHORT usTim1Timerout50us)
return TRUE; return TRUE;
} }
void vMBPortMasterTimersEnable() void vMBMasterPortTimersEnable()
{ {
TIM_ClearITPendingBit(TIM2, TIM_IT_Update); TIM_ClearITPendingBit(TIM2, TIM_IT_Update);
TIM_ITConfig(TIM2, TIM_IT_Update, ENABLE); TIM_ITConfig(TIM2, TIM_IT_Update, ENABLE);
@ -80,7 +80,7 @@ void vMBPortMasterTimersEnable()
TIM_Cmd(TIM2, ENABLE); TIM_Cmd(TIM2, ENABLE);
} }
void vMBPortMasterTimersDisable() void vMBMasterPortTimersDisable()
{ {
TIM_ClearITPendingBit(TIM2, TIM_IT_Update); TIM_ClearITPendingBit(TIM2, TIM_IT_Update);
TIM_ITConfig(TIM2, TIM_IT_Update, DISABLE); TIM_ITConfig(TIM2, TIM_IT_Update, DISABLE);
@ -90,8 +90,7 @@ void vMBPortMasterTimersDisable()
void prvvTIMERExpiredISR(void) void prvvTIMERExpiredISR(void)
{ {
//TODO 修改以适合主机 (void) pxMBMasterPortCBTimerExpired();
(void) pxMBPortCBTimerExpired();
} }
void TIM2_IRQHandler(void) void TIM2_IRQHandler(void)