CHJ/user/Protocol/CommProcess.c

#include "../main/SystemInclude.h"

const u32 baudRateVaule[6]   ={4800, 9600, 19200, 38400, 57600, 115200};

COM_DATA_TypeDef comState;

void StartDMAForRxdMainUartData(void)
{
	#ifndef ENABLE_TURN_OFF_RS485 
	#pragma message("[undefined] ENABLE_TURN_OFF_RS485")
	#elif(ENABLE_TURN_OFF_RS485)
		RS485_Enable_RX();
	#endif	
	comState.state.ReceivedData = 0 ; //<2F><><EFBFBD>ý<EFBFBD><C3BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɱ<EFBFBD>־
	comState.state.SendingData =  0 ; //<2F><><EFBFBD>÷<EFBFBD><C3B7><EFBFBD><EFBFBD>б<EFBFBD>־
 	DMA_UART_AnyLength_Rx_Init(baudRateVaule[baudRate]);//<2F><>ʼ<EFBFBD><CABC>UART DMA<4D><41><EFBFBD>ղ<EFBFBD><D5B2><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>
	//<2F><><EFBFBD><EFBFBD>ָ<EFBFBD><D6B8>ָ<EFBFBD><D6B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	comState.state.ReceivedData = 0 ;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɱ<EFBFBD>־λ
}


void DMAForUART_Tx_Callback(void)
{
	comState.state.SendingData = 0 ; 			//UART DMA<4D><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	LHL_DMA_Stop(&DMA_Handle_UartTx);     //<2F>ر<EFBFBD>DMA<4D><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	RestartDMAForRxdMainUartData();			  //<2F>л<EFBFBD><D0BB>ؽ<EFBFBD><D8BD><EFBFBD>
}

void StartDMAForTxdMainUartData(void)
{
	LHL_DMA_Stop(&DMA_Handle_UartRx);//<2F>ر<EFBFBD>DMA<4D><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

	#ifndef ENABLE_TURN_OFF_RS485 
	#pragma message("[undefined] ENABLE_TURN_OFF_RS485")
	#elif(ENABLE_TURN_OFF_RS485)
		RS485_Enable_TX();
	#endif

	comState.state.SendingData =  1 ; 
	comState.TxLenth = MBBuf.TxdLen;
//	memcpy(comState.TxdData, MBBuf.TxPointer, comState.TxLenth );

//	for (u8 i=0;i<comState.TxLenth;i++) printf("%c",comState.TxdData[i]);
 	DMA_UART_Tx_Init();//<2F><>ʼ<EFBFBD><CABC>DMA <20><><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>
	DMA_register_irq_callback(DMA_CHANNEL_UART_Tx,NULL,DMAForUART_Tx_Callback);//ע<>ᴫ<EFBFBD><E1B4AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
}


void RestartDMAForRxdMainUartData(void)
{
	#ifndef ENABLE_TURN_OFF_RS485 
	#pragma message("[undefined] ENABLE_TURN_OFF_RS485")
	#elif(ENABLE_TURN_OFF_RS485)
		RS485_Enable_RX();
	#endif	
	
	comState.state.ReceivedData = 0 ;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɱ<EFBFBD>־λ
	
	DMA_DMAMUX_CFG(DMA_CHANNEL_UART_Rx,REQUEST_SOURCE_UART_RX);//<2F><>DMAMUX<55><58><EFBFBD>ӻص<D3BB><D8B5><EFBFBD><EFBFBD>ڽ<EFBFBD><DABD><EFBFBD>ͨ<EFBFBD><CDA8> 
	DMA_Handle_UartRx.Init.Dest_Address = (uint32_t)comState.RxdData;//<2F><><EFBFBD><EFBFBD>DMAĿ<41><C4BF><EFBFBD><EFBFBD>ַ<EFBFBD><D6B7><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ʼ<EFBFBD><CABC>ַ
	LHL_DMA_GenerateTCD(&DMA_Handle_UartRx, &DMA_Handle_UartRx.Init, (DMA_DES_N_TypeDef *)(DMA_DES_N_BASE + 32u * DMA_Handle_UartRx.Channel));  /* д<><D0B4>DMA<4D>Ĵ<EFBFBD><C4B4><EFBFBD> */

	LHL_DMA_Start(&DMA_Handle_UartRx); /*<2A><>ʼ<EFBFBD><CABC><EFBFBD><EFBFBD>*/
}

//void RestartDMAForTxdMainUartData(void)
//{
//	LHL_DMA_Stop(&DMA_Handle_UartRx);//<2F>ر<EFBFBD>DMA<4D><41><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>

//	comState.state.SendingData =  1 ; 
//	comState.TxLenth = MBBuf.TxdLen;
//	memcpy(comState.TxdData, MBBuf.TxPointer, comState.TxLenth );
//	
//	DMA_Handle_UartTx.Init.Src_Address = (uint32_t)&comState.TxdData;						// Դ<><D4B4><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
//	DMA_Handle_UartTx.Init.Repetition = comState.TxLenth ;                         
//	LHL_DMA_GenerateTCD(&DMA_Handle_UartTx, &DMA_Handle_UartTx.Init, (DMA_DES_N_TypeDef *)(DMA_DES_N_BASE + 32u * DMA_Handle_UartTx.Channel));  /* д<><D0B4>DMA<4D>Ĵ<EFBFBD><C4B4><EFBFBD> */
//	LHL_DMA_Start(&DMA_Handle_UartTx);
//	DMA_register_irq_callback(DMA_CHANNEL_UART_Tx,NULL,DMAForUART_Tx_Callback);//ע<>ᴫ<EFBFBD><E1B4AB><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ж<EFBFBD>
//}

void ReceivedDataProcessing(void)
{
	comState.state.ReceivedData = 0 ; 	//<2F><><EFBFBD>ý<EFBFBD><C3BD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ɱ<EFBFBD>־
	Get_UART_Rx_ActualLength();//<2F><><EFBFBD>½<EFBFBD><C2BD>ճ<EFBFBD><D5B3><EFBFBD>
	MBBuf.RxdLen  	= comState.RxLenth;	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݳ<EFBFBD><DDB3><EFBFBD> 
	MBBuf.RxPointer = comState.RxdData;	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	MBBuf.TxPointer = comState.TxdData;	//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
	if(ModBusProtocolDetection()) //<2F><><EFBFBD>⵽ModbusЭ<73><D0AD>
	{
		ModBusDataProcessing(); //Э<>鴦<EFBFBD><E9B4A6><EFBFBD><EFBFBD><EFBFBD><EFBFBD> Э<>鴦<EFBFBD><E9B4A6><EFBFBD><EFBFBD><EFBFBD>ظ<EFBFBD><D8B8><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>MBBuf.RxPointer<65><72>
		
//		MBBuf.TxPointer = MBBuf.RxPointer ;//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>ݵ<EFBFBD><DDB5><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>
		
    StartDMAForTxdMainUartData();   //<2F>ظ<EFBFBD>֡      
	}
	else 	RestartDMAForRxdMainUartData();//<2F><><EFBFBD><EFBFBD><EFBFBD><EFBFBD><EFBFBD>½<EFBFBD><C2BD><EFBFBD>(<28>ܹ<EFBFBD>ʹͨ<CAB9><CDA8>ʧ<EFBFBD><CAA7>ʱ<EFBFBD><CAB1><EFBFBD>¸<EFBFBD>λ)
}








/*********************************************************************************************************************************************/
/* <20><>RS485<38>Ŀ<EFBFBD><C4BF><EFBFBD> */
/*********************************************************************************************************************************************/
#ifndef ENABLE_TURN_OFF_RS485 
#pragma message("[undefined] ENABLE_TURN_OFF_RS485")
#elif(ENABLE_TURN_OFF_RS485)
	void RS485_Enable_TX(void)
	{
		RS485DE_OUTPUT();
		ENABLE_TXD();
	}

	void RS485_Enable_RX(void)
	{
		RS485DE_OUTPUT();
		ENABLE_RXD();
	}
#endif