1、【增加】FreeModbus主机轮训线程;
2、【增加】Modbus主机写寄存器功能,目前测试暂未通过; 3、【修改】串口2时钟配置错误,导致无法发送数据的Bug; 4、【增加】FreeModbus主机发送数据缓冲区; Signed-off-by: armink <armink.ztl@gmail.com>
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@ -38,7 +38,8 @@
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#define DELAY_SYS_RUN_LED DELAY_MS(500) //系统指示灯延时500ms
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#define DELAY_SYS_SLEEP_LED DELAY_MS(1000) //系统指示灯延时1s
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#define DELAY_MB_SLAVE_POLL DELAY_MS(10) //Modbus从机轮训时间
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#define DELAY_MB_SLAVE_POLL DELAY_MS(10) //Modbus从机轮训时间
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#define DELAY_MB_MASTER_POLL DELAY_MS(10) //Modbus主机轮训时间
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#endif
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@ -12,14 +12,17 @@ uint8_t CpuUsageMajor, CpuUsageMinor; //CPUʹ
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//====================操作系统各线程优先级==================================
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#define thread_SysMonitor_Prio 11
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#define thread_ModbusSlavePoll_Prio 10
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#define thread_ModbusSlavePoll_Prio 10
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#define thread_ModbusMasterPoll_Prio 9
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ALIGN(RT_ALIGN_SIZE)
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//====================操作系统各线程堆栈====================================
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static rt_uint8_t thread_SysMonitor_stack[256];
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static rt_uint8_t thread_ModbusSlavePoll_stack[512];
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static rt_uint8_t thread_ModbusMasterPoll_stack[512];
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struct rt_thread thread_SysMonitor;
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struct rt_thread thread_ModbusSlavePoll;
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struct rt_thread thread_ModbusMasterPoll;
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//***************************系统监控线程***************************
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//函数定义: void thread_entry_SysRunLed(void* parameter)
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@ -29,6 +32,8 @@ struct rt_thread thread_ModbusSlavePoll;
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//******************************************************************
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void thread_entry_SysMonitor(void* parameter)
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{
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extern void vMBMasterReadHoldReg(UCHAR ucSlaveAddress, USHORT usRegAddress, USHORT ucRegValue);
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while (1)
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{
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cpu_usage_get(&CpuUsageMajor, &CpuUsageMinor);
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@ -41,10 +46,12 @@ void thread_entry_SysMonitor(void* parameter)
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LED_LED2_OFF;
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rt_thread_delay(DELAY_SYS_RUN_LED);
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IWDG_Feed(); //喂狗
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//Test Modbus Master
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vMBMasterReadHoldReg(1,1,rt_tick_get()%65535);
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}
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}
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//*************************** Modbus从机线程***************************
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//************************ Modbus从机轮训线程***************************
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//函数定义: void thread_entry_ModbusSlavePoll(void* parameter)
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//入口参数:无
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//出口参数:无
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@ -61,6 +68,23 @@ void thread_entry_ModbusSlavePoll(void* parameter)
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}
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}
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//************************ Modbus主机轮训线程***************************
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//函数定义: void thread_entry_ModbusMasterPoll(void* parameter)
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//入口参数:无
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//出口参数:无
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//备 注:Editor:Armink 2013-08-28 Company: BXXJS
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//******************************************************************
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void thread_entry_ModbusMasterPoll(void* parameter)
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{
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eMBMasterInit(MB_RTU, 2, 115200, MB_PAR_EVEN);
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eMBMasterEnable();
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while (1)
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{
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eMBMasterPoll();
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rt_thread_delay(DELAY_MB_MASTER_POLL);
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}
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}
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//**********************系统初始化函数********************************
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//函数定义: int rt_application_init(void)
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//入口参数:无
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@ -75,12 +99,17 @@ int rt_application_init(void)
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rt_thread_startup(&thread_SysMonitor);
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rt_thread_init(&thread_ModbusSlavePoll, "MBSlavePoll",
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thread_entry_ModbusSlavePoll, RT_NULL,
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thread_ModbusSlavePoll_stack,
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thread_entry_ModbusSlavePoll, RT_NULL, thread_ModbusSlavePoll_stack,
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sizeof(thread_ModbusSlavePoll_stack), thread_ModbusSlavePoll_Prio,
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5);
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rt_thread_startup(&thread_ModbusSlavePoll);
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rt_thread_init(&thread_ModbusMasterPoll, "MBMasterPoll",
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thread_entry_ModbusMasterPoll, RT_NULL, thread_ModbusMasterPoll_stack,
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sizeof(thread_ModbusMasterPoll_stack), thread_ModbusMasterPoll_Prio,
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5);
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rt_thread_startup(&thread_ModbusMasterPoll);
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return 0;
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}
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@ -67,8 +67,6 @@ static void RCC_Configuration(void)
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RCC_APB2PeriphClockCmd(RCC_APB2Periph_AFIO, ENABLE);
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//配置ADC转换时钟
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RCC_ADCCLKConfig(RCC_PCLK2_Div8); //9M
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//启动USART1 USART4
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RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1, ENABLE);
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//启动DMA时钟
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RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);//使能DMA时钟
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/* Enable ADC1 and GPIOC clock */
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@ -93,8 +91,6 @@ static void NVIC_Configuration(void)
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// Set the Vector Table base location at 0x08000000
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NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0);
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#endif
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}
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/*******************************************************************************
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* Function Name : GPIO_Configuration
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@ -126,32 +122,7 @@ static void GPIO_Configuration(void)
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}
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/*******************************************************************************
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* Function Name : USART1_Configuration
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* Description : NUSART1设置
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* Input : None
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* Output : None
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* Return : None
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*******************************************************************************/
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static void USART1_Configuration(void)
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{
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USART_InitTypeDef USART_InitStructure;
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USART_InitStructure.USART_BaudRate = 115200;
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USART_InitStructure.USART_WordLength = USART_WordLength_8b;
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USART_InitStructure.USART_StopBits = USART_StopBits_1;
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USART_InitStructure.USART_Parity = USART_Parity_No;
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USART_InitStructure.USART_HardwareFlowControl = USART_HardwareFlowControl_None;
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USART_InitStructure.USART_Mode = USART_Mode_Tx | USART_Mode_Rx;
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USART_Init(USART1, &USART_InitStructure);
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USART_ITConfig(USART1, USART_IT_RXNE, ENABLE);//使能串口1的接收中断
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USART_Cmd(USART1, ENABLE);
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}
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//*******************初始化独立看门狗*************************************
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//*******************初始化独立看门狗*************************************
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//函数定义: void IWDG_Configuration(void)
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//描 述:初始化独立看门狗
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//入口参数:无
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RCC_Configuration();
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NVIC_Configuration();
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SysTick_Configuration();
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GPIO_Configuration();
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GPIO_Configuration();
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// TODO 方便调试,暂时注释看门狗,正式发布时需要打开
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// IWDG_Configuration();
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}
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/* ----------------------- Static variables ---------------------------------*/
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volatile UCHAR ucMBMasterSendAddress;
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volatile UCHAR ucMBMasterSndAddress;
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volatile BOOL bMBRunInMasterMode = FALSE;
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static eMBMode eMBCurrentMode;
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static UCHAR ucMasterRTUBuf[MB_PDU_SIZE_MAX];
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static UCHAR * pucMasterPUDBuf = ucMasterRTUBuf + 1;
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UCHAR ucMasterRTUSndBuf[MB_PDU_SIZE_MAX];
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static UCHAR * pucMasterPUDSndBuf = ucMasterRTUSndBuf + 1;
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static UCHAR ucMasterSendPDULength;
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static enum
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@ -253,6 +253,7 @@ eMBMasterDisable( void )
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eMBErrorCode
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eMBMasterPoll( void )
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{
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static UCHAR *ucMBFrame;
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static UCHAR ucRcvAddress;
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static UCHAR ucFunctionCode;
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static USHORT usLength;
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break;
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case EV_MASTER_FRAME_RECEIVED:
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eStatus = peMBMasterFrameReceiveCur( &ucRcvAddress, &pucMasterPUDBuf, &usLength );
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eStatus = peMBMasterFrameReceiveCur( &ucRcvAddress, &ucMBFrame, &usLength );
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/* Check if the frame is for us. If not ,send an error process event. */
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if ( ( eStatus == MB_ENOERR ) && ( ucRcvAddress == ucMBMasterSendAddress ) )
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if ( ( eStatus == MB_ENOERR ) && ( ucRcvAddress == ucMBMasterSndAddress ) )
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{
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( void ) xMBMasterPortEventPost( EV_MASTER_EXECUTE );
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}
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break;
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case EV_MASTER_EXECUTE:
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ucFunctionCode = (ucMasterRTUBuf + 1)[MB_PDU_FUNC_OFF];
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ucFunctionCode = ucMBFrame[MB_PDU_FUNC_OFF];
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eException = MB_EX_ILLEGAL_FUNCTION;
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for( i = 0; i < MB_FUNC_HANDLERS_MAX; i++ )
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{
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else if( xMasterFuncHandlers[i].ucFunctionCode == ucFunctionCode )
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{
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bMBRunInMasterMode = TRUE;
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eException = xMasterFuncHandlers[i].pxHandler( pucMasterPUDBuf, &usLength );
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eException = xMasterFuncHandlers[i].pxHandler( ucMBFrame, &usLength );
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bMBRunInMasterMode = FALSE;
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break;
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}
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break;
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case EV_MASTER_FRAME_SENT:
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eStatus = peMBMasterFrameSendCur( ucMBMasterSendAddress, pucMasterPUDBuf, ucMasterSendPDULength );
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eStatus = peMBMasterFrameSendCur( ucMBMasterSndAddress, pucMasterPUDSndBuf, ucMasterSendPDULength );
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break;
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case EV_MASTER_ERROR_PROCESS:
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return MB_ENOERR;
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}
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//Test Modbus Master
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void vMBMasterReadHoldReg(UCHAR ucSlaveAddress, USHORT usRegAddress, USHORT ucRegValue)
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{
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ucMBMasterSndAddress = ucSlaveAddress;
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pucMasterPUDSndBuf[MB_PDU_FUNC_OFF] = MB_FUNC_READ_HOLDING_REGISTER;
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pucMasterPUDSndBuf[MB_PDU_DATA_OFF + 0] = usRegAddress / 256;
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pucMasterPUDSndBuf[MB_PDU_DATA_OFF + 1] = usRegAddress % 256;
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pucMasterPUDSndBuf[MB_PDU_DATA_OFF + 3] = ucRegValue / 256;
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pucMasterPUDSndBuf[MB_PDU_DATA_OFF + 4] = ucRegValue % 256;
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ucMasterSendPDULength = 5;
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( void ) xMBMasterPortEventPost( EV_MASTER_FRAME_SENT );
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}
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#endif
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static volatile eMBMasterSndState eSndState;
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static volatile eMBMasterRcvState eRcvState;
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static volatile UCHAR ucMasterRTUBuf[MB_SER_PDU_SIZE_MAX];
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extern UCHAR ucMasterRTUSndBuf[MB_PDU_SIZE_MAX];
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volatile UCHAR ucMasterRTURcvBuf[MB_SER_PDU_SIZE_MAX];
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static volatile UCHAR *pucMasterSndBufferCur;
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static volatile USHORT usMasterSndBufferCount;
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/* Length and CRC check */
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if( ( usMasterRcvBufferPos >= MB_SER_PDU_SIZE_MIN )
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&& ( usMBCRC16( ( UCHAR * ) ucMasterRTUBuf, usMasterRcvBufferPos ) == 0 ) )
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&& ( usMBCRC16( ( UCHAR * ) ucMasterRTURcvBuf, usMasterRcvBufferPos ) == 0 ) )
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{
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/* Save the address field. All frames are passed to the upper layed
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* and the decision if a frame is used is done there.
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*/
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*pucRcvAddress = ucMasterRTUBuf[MB_SER_PDU_ADDR_OFF];
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*pucRcvAddress = ucMasterRTURcvBuf[MB_SER_PDU_ADDR_OFF];
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/* Total length of Modbus-PDU is Modbus-Serial-Line-PDU minus
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* size of address field and CRC checksum.
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*pusLength = ( USHORT )( usMasterRcvBufferPos - MB_SER_PDU_PDU_OFF - MB_SER_PDU_SIZE_CRC );
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/* Return the start of the Modbus PDU to the caller. */
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*pucFrame = ( UCHAR * ) & ucMasterRTUBuf[MB_SER_PDU_PDU_OFF];
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*pucFrame = ( UCHAR * ) & ucMasterRTURcvBuf[MB_SER_PDU_PDU_OFF];
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}
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else
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{
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/* Calculate CRC16 checksum for Modbus-Serial-Line-PDU. */
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usCRC16 = usMBCRC16( ( UCHAR * ) pucMasterSndBufferCur, usMasterSndBufferCount );
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ucMasterRTUBuf[usMasterSndBufferCount++] = ( UCHAR )( usCRC16 & 0xFF );
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ucMasterRTUBuf[usMasterSndBufferCount++] = ( UCHAR )( usCRC16 >> 8 );
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ucMasterRTUSndBuf[usMasterSndBufferCount++] = ( UCHAR )( usCRC16 & 0xFF );
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ucMasterRTUSndBuf[usMasterSndBufferCount++] = ( UCHAR )( usCRC16 >> 8 );
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/* Activate the transmitter. */
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eSndState = STATE_M_TX_XMIT;
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eSndState = STATE_M_TX_IDLE;
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usMasterRcvBufferPos = 0;
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ucMasterRTUBuf[usMasterRcvBufferPos++] = ucByte;
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ucMasterRTURcvBuf[usMasterRcvBufferPos++] = ucByte;
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eRcvState = STATE_M_RX_RCV;
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/* Enable t3.5 timers. */
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case STATE_M_RX_RCV:
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if( usMasterRcvBufferPos < MB_SER_PDU_SIZE_MAX )
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{
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ucMasterRTUBuf[usMasterRcvBufferPos++] = ucByte;
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ucMasterRTURcvBuf[usMasterRcvBufferPos++] = ucByte;
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}
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else
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{
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}
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else
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{
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bFrameIsBroadcast = ( ucMasterRTUBuf[MB_SER_PDU_ADDR_OFF] == MB_ADDRESS_BROADCAST ) ? TRUE : FALSE;
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xNeedPoll = xMBMasterPortEventPost( EV_MASTER_FRAME_SENT );
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bFrameIsBroadcast = ( ucMasterRTUSndBuf[MB_SER_PDU_ADDR_OFF] == MB_ADDRESS_BROADCAST ) ? TRUE : FALSE;
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/* Disable transmitter. This prevents another transmit buffer
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* empty interrupt. */
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vMBMasterPortSerialEnable( TRUE, FALSE );
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@ -16,7 +16,7 @@
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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: portevent.c,v 1.60 2013/08/13 15:07:05 Armink add Master Functions, $
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* File: $Id: portevent.c,v 1.60 2013/08/13 15:07:05 Armink $
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*/
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/* ----------------------- Modbus includes ----------------------------------*/
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@ -16,7 +16,7 @@
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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: $Id: portserial.c,v 1.60 2013/08/13 15:07:05 Armink add Master Functions$
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* File: $Id: portserial.c,v 1.60 2013/08/13 15:07:05 Armink $
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*/
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#include "port.h"
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@ -107,7 +107,7 @@ BOOL xMBPortSerialInit(UCHAR ucPORT, ULONG ulBaudRate, UCHAR ucDataBits,
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USART_InitStructure.USART_HardwareFlowControl =
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USART_HardwareFlowControl_None;
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USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
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if (ucPORT > 1)
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if (ucPORT != 1)
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return FALSE;
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ENTER_CRITICAL_SECTION(); //¹ØÈ«¾ÖÖжÏ
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@ -58,7 +58,7 @@ void vMBMasterPortClose(void)
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USART_ITConfig(USART2, USART_IT_TXE | USART_IT_RXNE, DISABLE);
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USART_Cmd(USART2, DISABLE);
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}
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//默认一个从机 串口2 波特率可设置 奇偶检验可设置
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//默认一个主机 串口2 波特率可设置 奇偶检验可设置
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BOOL xMBMasterPortSerialInit(UCHAR ucPORT, ULONG ulBaudRate, UCHAR ucDataBits,
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eMBParity eParity)
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{
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@ -66,9 +66,8 @@ BOOL xMBMasterPortSerialInit(UCHAR ucPORT, ULONG ulBaudRate, UCHAR ucDataBits,
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USART_InitTypeDef USART_InitStructure;
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NVIC_InitTypeDef NVIC_InitStructure;
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//======================时钟初始化=======================================
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RCC_APB2PeriphClockCmd(
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RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB | RCC_APB1Periph_USART2,
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ENABLE);
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RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA | RCC_APB2Periph_GPIOB, ENABLE);
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RCC_APB1PeriphClockCmd(RCC_APB1Periph_USART2, ENABLE);
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//======================IO初始化=======================================
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//USART2_TX
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GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
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USART_InitStructure.USART_HardwareFlowControl =
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USART_HardwareFlowControl_None;
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USART_InitStructure.USART_Mode = USART_Mode_Rx | USART_Mode_Tx;
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if (ucPORT > 1)
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if (ucPORT != 2)
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return FALSE;
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ENTER_CRITICAL_SECTION(); //关全局中断
|
||||
|
|
|
@ -16,7 +16,7 @@
|
|||
* 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: porttimer.c,v 1.60 2013/08/13 15:07:05 Armink add Master Functions $
|
||||
* File: $Id: porttimer.c,v 1.60 2013/08/13 15:07:05 Armink $
|
||||
*/
|
||||
|
||||
/* ----------------------- Platform includes --------------------------------*/
|
||||
|
|
|
@ -20,7 +20,7 @@ USHORT usMRegInBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_REG_INPUT_NREGS];
|
|||
USHORT usMRegHoldStart = M_REG_HOLDING_START;
|
||||
USHORT usMRegHoldBuf[MB_MASTER_TOTAL_SLAVE_NUM][M_REG_HOLDING_NREGS];
|
||||
|
||||
extern volatile UCHAR ucMBMasterSendAddress;
|
||||
extern volatile UCHAR ucMBMasterSndAddress;
|
||||
extern volatile BOOL bMBRunInMasterMode;
|
||||
#endif
|
||||
//******************************ÊäÈë¼Ä´æÆ÷»Øµ÷º¯Êý**********************************
|
||||
|
@ -45,7 +45,7 @@ eMBRegInputCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs )
|
|||
//Determine the master or slave
|
||||
if (bMBRunInMasterMode)
|
||||
{
|
||||
pusRegInputBuf = usMRegInBuf[ucMBMasterSendAddress];
|
||||
pusRegInputBuf = usMRegInBuf[ucMBMasterSndAddress];
|
||||
REG_INPUT_START = M_REG_INPUT_START;
|
||||
REG_INPUT_NREGS = M_REG_INPUT_NREGS;
|
||||
usRegInStart = usMRegInStart;
|
||||
|
@ -111,7 +111,7 @@ eMBRegHoldingCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs, eMBRegi
|
|||
//Determine the master or slave
|
||||
if (bMBRunInMasterMode)
|
||||
{
|
||||
pusRegHoldingBuf = usMRegHoldBuf[ucMBMasterSendAddress];
|
||||
pusRegHoldingBuf = usMRegHoldBuf[ucMBMasterSndAddress];
|
||||
REG_HOLDING_START = M_REG_HOLDING_START;
|
||||
REG_HOLDING_NREGS = M_REG_HOLDING_NREGS;
|
||||
usRegHoldStart = usMRegHoldStart;
|
||||
|
@ -179,16 +179,17 @@ eMBRegCoilsCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNCoils, eMBRegis
|
|||
{
|
||||
eMBErrorCode eStatus = MB_ENOERR;
|
||||
int iRegIndex , iRegBitIndex , iNReg;
|
||||
iNReg = usNCoils / 8 + 1; //占用寄存器数量
|
||||
UCHAR * pucCoilBuf;
|
||||
UCHAR * pucCoilBuf;
|
||||
UCHAR COIL_START;
|
||||
UCHAR COIL_NCOILS;
|
||||
UCHAR usCoilStart;
|
||||
iNReg = usNCoils / 8 + 1; //占用寄存器数量
|
||||
|
||||
|
||||
//Determine the master or slave
|
||||
if (bMBRunInMasterMode)
|
||||
{
|
||||
pucCoilBuf = ucMCoilBuf[ucMBMasterSendAddress];
|
||||
pucCoilBuf = ucMCoilBuf[ucMBMasterSndAddress];
|
||||
COIL_START = M_COIL_START;
|
||||
COIL_NCOILS = M_COIL_NCOILS;
|
||||
usCoilStart = usMCoilStart;
|
||||
|
@ -257,16 +258,16 @@ eMBRegDiscreteCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNDiscrete )
|
|||
{
|
||||
eMBErrorCode eStatus = MB_ENOERR;
|
||||
int iRegIndex , iRegBitIndex , iNReg;
|
||||
iNReg = usNDiscrete / 8 + 1; //占用寄存器数量
|
||||
UCHAR * pucDiscreteInputBuf;
|
||||
UCHAR * pucDiscreteInputBuf;
|
||||
UCHAR DISCRETE_INPUT_START;
|
||||
UCHAR DISCRETE_INPUT_NDISCRETES;
|
||||
UCHAR usDiscreteInputStart;
|
||||
iNReg = usNDiscrete / 8 + 1; //占用寄存器数量
|
||||
|
||||
//Determine the master or slave
|
||||
if (bMBRunInMasterMode)
|
||||
{
|
||||
pucDiscreteInputBuf = ucMDiscInBuf[ucMBMasterSendAddress];
|
||||
pucDiscreteInputBuf = ucMDiscInBuf[ucMBMasterSndAddress];
|
||||
DISCRETE_INPUT_START = M_DISCRETE_INPUT_START;
|
||||
DISCRETE_INPUT_NDISCRETES = M_DISCRETE_INPUT_NDISCRETES;
|
||||
usDiscreteInputStart = usMDiscInStart;
|
||||
|
|
File diff suppressed because one or more lines are too long
|
@ -741,9 +741,9 @@
|
|||
<FilePath>..\FreeModbus\port\porttimer.c</FilePath>
|
||||
</File>
|
||||
<File>
|
||||
<FileName>user_app_s.c</FileName>
|
||||
<FileName>user_mb_app.c</FileName>
|
||||
<FileType>1</FileType>
|
||||
<FilePath>..\FreeModbus\port\user_app_s.c</FilePath>
|
||||
<FilePath>..\FreeModbus\port\user_mb_app.c</FilePath>
|
||||
</File>
|
||||
</Files>
|
||||
</Group>
|
||||
|
@ -1514,9 +1514,9 @@
|
|||
<FilePath>..\FreeModbus\port\porttimer.c</FilePath>
|
||||
</File>
|
||||
<File>
|
||||
<FileName>user_app_s.c</FileName>
|
||||
<FileName>user_mb_app.c</FileName>
|
||||
<FileType>1</FileType>
|
||||
<FilePath>..\FreeModbus\port\user_app_s.c</FilePath>
|
||||
<FilePath>..\FreeModbus\port\user_mb_app.c</FilePath>
|
||||
</File>
|
||||
</Files>
|
||||
</Group>
|
||||
|
|
1206
RVMDK/JLinkLog.txt
1206
RVMDK/JLinkLog.txt
File diff suppressed because it is too large
Load Diff
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Reference in New Issue