uart1.c

2410开发测试程序

	pISR_UART1=(unsigned)Uart1_RxDmaOrErr;
	
	rULCON1=(0<<6)|(0<<3)|(0<<2)|(3);	// Normal,No parity,One stop bit, 8bit
	rUCON1 &= 0x400;	// For the PCLK <-> UCLK fuction	
	rUCON1 |= (TX_INTTYPE<<9)|(RX_INTTYPE<<8)|(0<<7)|(1<<6)|(0<<5)|(0<<4)|(1<<2)|(3);
	//Clock,Tx:Def,Rx:Def,Rx timeout:x,Rx error int:o,Loop-back:x,Send break:x,Tx:int,Rx:dma1

	/***DMA1 init***/
	rDISRC1=(U32)URXH1;			// Start address
	rDISRCC1=(1<<1)|(1);		// APB,Fixed
	rDIDST1=(U32)uart1RxStr;	// Memory buffer Address
	rDIDSTC1= (0<<1)|(0);		// AHB,Increment
	rDCON1=((U32)1<<31)|(0<<30)|(1<<29)|(0<<28)|(0<<27)|(1<<24)|(1<<23)|(1<<22)|(0<<20)|(5);
	//handshake, sync PCLK, TC int, single tx, single service, Uart1, H/W request,auto-reload off, Byte size Tx, Tx count value

	// Clear Int Pending and Unmask
	ClearPending(BIT_UART1);
	rINTMSK=~(BIT_DMA1|BIT_UART1);
	rSUBSRCPND=(BIT_SUB_RXD1|BIT_SUB_TXD1|BIT_SUB_ERR1);
	rINTSUBMSK=~(BIT_SUB_ERR1);
	rDMASKTRIG1=(0<<2)|(1<<1)|(0);	//no-stop, DMA1 channel on, no-SW trigger 

	while(isDone);

	Uart_Printf("%s\n",uart1RxStr);

	//----------------------------------------------------------------------------------------->	
	Uart_Printf("\nConnect PC[COM1 or COM2] and UART0 of SMDK241S0 with a serial cable!!! \n");
	Uart_Printf("Then, press any key........\n");
	Uart_Select(0);
	Uart_Getch();
	//--------------------------->

	Uart_Port_Return();
}

void Test_Uart1_Fifo(void)
{
	Uart_Port_Set(); 
	Uart_Select(0);
	/******* UART1 Tx FIFO test with interrupt ********/	
	Uart_Printf("[Uart channel 1 Tx FIFO Interrupt Test]\n");
	Uart_TxEmpty(0);	//wait until tx buffer is empty.
	
	//-------------------------------------------------------------------------------------------->
	Uart_Printf("\nConnect PC[COM1 or COM2] and UART1 of SMDK241S0 with a serial cable!!! \n");
	Uart_Printf("Then, press any key........\n");
	Uart_Select(1);	// Change the uart port	
	Uart_Getch();
	//----------------------------------------->

	/* <Tx Trigger Level:8Byte> */	
	uart1TxStr="ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890->UART1 Tx FIFO interrupt(8byte) test is good!!!!\r\n";
	pISR_UART1=(U32)Uart1_TxFifo;
	rULCON1=(0<<6)|(0<<3)|(0<<2)|(3);	// Normal,No parity,One stop bit, 8bit
	rUCON1 &= 0x400;	// For the PCLK <-> UCLK fuction	
	rUCON1 |= (TX_INTTYPE<<9)|(RX_INTTYPE<<8)|(0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1);
	//Clock,Tx:Def,Rx:Def,Rx timeout:x,Rx error int:x,Loop-back:x,Send break:x,Tx:int,Rx:int
	rUFCON1=(2<<6)|(1<<4)|(1<<2)|(1<<1)|(1);
	//Tx and Rx FIFO Trigger Level:8byte,Tx and Rx FIFO Reset,FIFO on
	rINTMSK=~(BIT_UART1);
	rINTSUBMSK=~(BIT_SUB_TXD1);
	Delay(500);
	rUFCON1=(2<<6)|(1<<4)|(1<<2)|(1<<1)|(0);
	//Tx and Rx FIFO Trigger Level:8byte,Tx and Rx FIFO Reset,FIFO off

	/* <Tx Trigger Level:12Byte> */	
	uart1TxStr="ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890->UART1 Tx FIFO interrupt(12byte) test is good!!!!\r\n";
	pISR_UART1=(unsigned)Uart1_TxFifo;
	rULCON1=(0<<6)|(0<<3)|(0<<2)|(3);	// Normal,No parity,One stop bit, 8bit
	rUCON1 &= 0x400;	// For the PCLK <-> UCLK fuction	
	rUCON1 |= (TX_INTTYPE<<9)|(RX_INTTYPE<<8)|(0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1);
	//Clock,Tx:Def,Rx:Def,Rx timeout:x,Rx error int:x,Loop-back:x,Send break:x,Tx:int,Rx:int
	rUFCON1=(3<<6)|(2<<4)|(1<<2)|(1<<1)|(1);
	//Tx and Rx FIFO Trigger Level:12byte,Tx and Rx FIFO Reset,FIFO on
	rINTMSK=~(BIT_UART1);
	rINTSUBMSK=~(BIT_SUB_TXD1);
	Delay(500);
	rUFCON1=(3<<6)|(2<<4)|(1<<2)|(1<<1)|(0);
	//Tx and Rx FIFO Trigger Level:12byte,Tx and Rx FIFO Reset,FIFO off

	/******* UART1 Rx FIFO test with interrupt ********/
	rx_dncs=0;
	rx_point=0;
	rx_isdone=1;
	rx_filesize=0;
	rx_checksum=0;
	Uart_Printf("[Uart channel 1 Rx FIFO Interrupt Test]\n");

	pISR_UART1=(unsigned)Uart1_RxFifoOrErr;

	rULCON1=(0<<6)|(0<<3)|(0<<2)|(3);	// Normal,No parity,One stop bit, 8bit
	rUCON1 &= 0x400;	// For the PCLK <-> UCLK fuction
	rUCON1 |= (TX_INTTYPE<<9)|(RX_INTTYPE<<8)|(1<<7)|(1<<6)|(0<<5)|(0<<4)|(1<<2)|(1);
	//Clock,Tx:Def,Rx:Def,Rx timeout:o,Rx error int:o,Loop-back:x,Send break:x,Tx:int,Rx:int
	rUFCON1=(1<<6)|(0<<4)|(1<<2)|(1<<1)|(1);
	//Tx and Rx FIFO Trigger Level:4byte,Tx and Rx FIFO Reset,FIFO on

	// Clear Int Pending and Unmask 
	ClearPending(BIT_UART1);
	rINTMSK=~(BIT_UART1);
	rSUBSRCPND=(BIT_SUB_RXD1|BIT_SUB_TXD1|BIT_SUB_ERR1);
	rINTSUBMSK=~(BIT_SUB_RXD1|BIT_SUB_ERR1);

	Uart_Printf("Download the target file[*.bin] by Uart1\n");
	
	while(rx_isdone);

	rINTMSK |= (BIT_UART1);	
	rINTSUBMSK|=(BIT_SUB_RXD1|BIT_SUB_TXD1|BIT_SUB_ERR1);

	rUFCON1=(3<<6)|(2<<4)|(1<<2)|(1<<1)|(0);
	//Tx and Rx FIFO Trigger Level:12byte,Tx and Rx FIFO Reset,FIFO off
			
	if(rx_dncs==(rx_checksum&0xffff)) 
	Uart_Printf("\nDownload test OK!!!\n");
	else 
	Uart_Printf("\nError!!!\n");

	//----------------------------------------------------------------------------------------->	
	Uart_Printf("\nConnect PC[COM1 or COM2] and UART0 of SMDK241S0 with a serial cable!!! \n");
	Uart_Printf("Then, press any key........\n");
	Uart_Select(0);
	Uart_Getch();
	//--------------------------->

	Uart_Port_Return();	
}

//------------------------------------------------------------------------------------------------------
void __irq Uart1_AfcTx(void)
{
	rINTSUBMSK|=(BIT_SUB_RXD1|BIT_SUB_TXD1|BIT_SUB_ERR1);

	if(tx_cnt < (AFC_BUFLEN))
	{
		Uart_Printf("%d,",*txdataPt);
		WrUTXH1(*txdataPt++);
		tx_cnt++;
		ClearPending(BIT_UART1);
		rSUBSRCPND=(BIT_SUB_TXD1);
		rINTSUBMSK&=~(BIT_SUB_TXD1);
	}
	else
	{
		tx_end=1;
		while(rUFSTAT1 & 0x2f0);	//Until FIFO is empty
		ClearPending(BIT_UART1);
		rSUBSRCPND=(BIT_SUB_TXD1);
		rINTMSK|=(BIT_UART1);
	}
}

void __irq Uart1_AfcRxOrErr(void)
{
	rINTSUBMSK|=(BIT_SUB_RXD1|BIT_SUB_TXD1|BIT_SUB_ERR1);
	if(rSUBSRCPND&BIT_SUB_RXD1) __sub_Uart1_RxAfc();
	else __sub_Uart1_RxErrInt();

	rSUBSRCPND=(BIT_SUB_RXD1|BIT_SUB_TXD1|BIT_SUB_ERR1);
	rINTSUBMSK&=~(BIT_SUB_RXD1|BIT_SUB_ERR1);
	ClearPending(BIT_UART1);
}

void __sub_Uart1_RxAfc(void)
{
	while( (rUFSTAT1 & 0x100) || (rUFSTAT1 & 0xf)	)
	{
		*rxdataPt=rURXH1;
		Uart_Printf("%d,",*rxdataPt++);
		rx_cnt++;
	}
	if(rx_cnt == AFC_BUFLEN)
	{
		rx_end=1;
		rINTMSK|=BIT_UART1;
	}
}

void Test_Uart1_AfcTx(void)
{
	int i;
	Uart_Port_Set(); 
	//U32 safc_rGPHCON,safc_rGPHDAT,safc_rGPHUP;
	tx_cnt=0;
	tx_end=0;
	txdataFl=(volatile U8 *)UARTBUFFER;
	txdataPt=(volatile U8 *)UARTBUFFER;
	for(i=0;i<AFC_BUFLEN;i++) 
		*txdataFl++=i;	// Initialize the AFC data
	Uart_Select(0);
	Uart_Printf("[Uart channel 1 AFC Tx Test]\n");
	Uart_Printf("This test should be configured two boards.\n");
	Uart_Printf("Connect Tx and Rx Board with twitsted(rx/tx, nCTS/nRTS) cable .\n");
	
	pISR_UART1=(unsigned) Uart1_AfcTx;

	rULCON1=(0<<6)|(0<<3)|(0<<2)|(3);	// Normal,No parity,One stop bit, 8bit
	rUCON1 &= 0x400;	// For the PCLK <-> UCLK fuction	
	rUCON1 |= (1<<9)|(1<<8)|(0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1);
	//Clock,Tx:Lev,Rx:Lev,Rx timeout:x,Rx error int:x,Loop-back:x,Send break:x,Tx:int,Rx:int
	rUFCON1=(1<<6)|(0<<4)|(1<<2)|(1<<1)|(1);
	//Tx and Rx FIFO Trigger Level:4byte,Tx and Rx FIFO Reset,FIFO on
	rUMCON1=0x10;	// Enable Uart0 AFC 

	Uart_Printf("\nKeep the connection between PC[COM1 or COM2] and UART0 of SMDK2410!!! \n");
	Uart_Printf("Start Rx first and then press any key to start Tx.....\n");
	Uart_TxEmpty(0);
	Uart_Getch();

	rINTMSK=~(BIT_UART1);
	rINTSUBMSK=~(BIT_SUB_TXD1);

	while(!tx_end);

	rINTMSK |= (BIT_UART1);	
	rINTSUBMSK|=(BIT_SUB_RXD1|BIT_SUB_TXD1|BIT_SUB_ERR1);
	rUFCON1=(3<<6)|(2<<4)|(1<<2)|(1<<1)|(0);
	//Tx and Rx FIFO Trigger Level:12byte,Tx and Rx FIFO Reset,FIFO off
	Uart_Printf("\nEnd Tx, transfer data count=%d\n",tx_cnt);
	Uart_Port_Return();
}

void Test_Uart1_AfcRx(void)
{
	unsigned int i;
	rx_cnt=0;
	rx_end=0;
	afc_err=0;
	rxdataCk=(volatile U8 *)UARTBUFFER;
	rxdataPt=(volatile U8 *)UARTBUFFER;
	Uart_Port_Set(); 
	Uart_Select(0);
	Uart_Printf("[Uart channel 1 AFC Rx Test]\n");
	Uart_Printf("This test should be configured two boards.\n");
	Uart_Printf("Connect Tx and Rx Board with twitsted(rx/tx, nCTS/nRTS) cable .\n");
	
	pISR_UART1=(unsigned) Uart1_AfcRxOrErr;

	rULCON1=(0<<6)|(0<<3)|(0<<2)|(3);	// Normal,No parity,One stop bit, 8bit
	rUCON1 &= 0x400;	// For the PCLK <-> UCLK fuction	
	rUCON1 |= (1<<9)|(1<<8)|(1<<7)|(1<<6)|(0<<5)|(0<<4)|(1<<2)|(1);
	//Clock,Tx:Lev,Rx:Lev,Rx timeout:o,Rx error int:o,Loop-back:x,Send break:x,Tx:int,Rx:int
	rUFCON1=(1<<6)|(0<<4)|(1<<2)|(1<<1)|(1);
	//Tx and Rx FIFO Trigger Level:4byte,Tx and Rx FIFO Reset,FIFO on
	rUMCON1=0x10;	// Enable Uart1 AFC 

	Uart_Printf("\nKeep the connection between PC[COM1 or COM2] and UART0 of SMDK2410!!! \n");
	Uart_Printf("Press any key to start Rx and then Star Tx....\n");
	Uart_Getch();

	// Clear Int Pending and Unmask 
	rSUBSRCPND=(BIT_SUB_RXD1|BIT_SUB_TXD1|BIT_SUB_ERR1);
	rINTSUBMSK=~(BIT_SUB_RXD1|BIT_SUB_ERR1);
	ClearPending(BIT_UART1);
	rINTMSK=~(BIT_UART1);

	while(!rx_end);

	rINTMSK |= (BIT_UART1);	
	rINTSUBMSK|=(BIT_SUB_RXD1|BIT_SUB_TXD1|BIT_SUB_ERR1);
	rUFCON1=(3<<6)|(2<<4)|(1<<2)|(1<<1)|(0);
	//Tx and Rx FIFO Trigger Level:12byte,Tx and Rx FIFO Reset,FIFO off
	Uart_Printf("\nEnd Rx, receive data count=%d\n",rx_cnt);
	for(i=0;i<AFC_BUFLEN;i++) 
		if(i-(*rxdataCk++)) {
			Uart_Printf("i=%d\n",i);
			afc_err++;
			}
	if(afc_err)
		Uart_Printf("AFC test fail!! Error count=%d\n",afc_err);
	else
		Uart_Printf("AFC test is good!!\n");
	Uart_Port_Return();
}