at91rm9200串口调试

//*----------------------------------------------------------------------------
//*         ATMEL Microcontroller Software Support  -  ROUSSET  -
//*----------------------------------------------------------------------------
//* The software is delivered "AS IS" without warranty or condition of any
//* kind, either express, implied or statutory. This includes without
//* limitation any warranty or condition with respect to merchantability or
//* fitness for any particular purpose, or against the infringements of
//* intellectual property rights of others.
//*----------------------------------------------------------------------------
//* File Name           : main.c
//* Object              : main application written in C
//* Creation            : ODi   06/26/2002
//*
//*----------------------------------------------------------------------------

#include

#include "AT91RM9200.h"
#include "lib_AT91RM9200.h"

// AT91F_DBGU_Printk is defined in init.c
extern void AT91F_DBGU_Printk(char *);

void AT91F_DBGU_Printf(char *fmt,...)
{
    va_list ap;
    char string[256];

    va_start(ap,fmt);
    vsprintf(string,fmt,ap);
    AT91F_DBGU_Printk(string);
    va_end(ap);
}

//*----------------------------------------------------------------------------
//* \fn    AT91F_DBGU_getc
//* \brief This function is used to receive a character to the DBGU channel
//*----------------------------------------------------------------------------
char AT91F_DBGU_Getc(void)
{
    while (!AT91F_US_RxReady((AT91PS_USART)AT91C_BASE_DBGU));
    return AT91F_US_GetChar((AT91PS_USART) AT91C_BASE_DBGU);
}


int main()
{
    unsigned int tick;
    int i, flag=0;

//* USART0 test

#if 1

    AT91F_DBGU_Printk("========USART0 ECHO TEST==========\n\r");
    AT91F_DBGU_Printk("Plug serial cable into COM2\n\r");
    AT91F_DBGU_Printk("\'q\' to quit\n\r");
    // Open PIO for USART0
    AT91F_US0_CfgPIO();
    AT91F_US0_CfgPMC();
    // Configure USART0
    AT91F_US_Configure (
        AT91C_BASE_US0,            // USART2 base address
        60000000,                  // 60 MHz
        AT91C_US_ASYNC_MODE ,      // mode Register to be programmed
        115200,                    // baudrate to be programmed
        0);                        // timeguard to be programmed

    // Enable Transmitter & Receiver
    AT91F_US_EnableTx((AT91PS_USART) AT91C_BASE_US0);
    AT91F_US_EnableRx((AT91PS_USART) AT91C_BASE_US0);

    // USART0 echo
    while(1)
    {
        char c;

        if(AT91F_US_RxReady(AT91C_BASE_US0))
        {
            if( (c = AT91F_US_GetChar(AT91C_BASE_US0)) != 'q')
                AT91F_US_PutChar(AT91C_BASE_US0, c);
            else
                break;
        }
    }

#endif

#if 1
    //* USART1 test
    AT91F_DBGU_Printk("========USART1 ECHO TEST==========\n\r");
    AT91F_DBGU_Printk("Plug serial cable into COM3\n\r");
    AT91F_DBGU_Printk("\'q\' to quit\n\r");
    // Open PIO for USART1
    AT91F_US1_CfgPIO();
    AT91F_US1_CfgPMC();
    // Configure USART0
    AT91F_US_Configure (
        AT91C_BASE_US1,            // USART2 base address
        59904000,                  // 60 MHz
        AT91C_US_ASYNC_MODE ,      // mode Register to be programmed
        115200,                    // baudrate to be programmed
        0);                        // timeguard to be programmed

    // Enable Transmitter & Receiver
    AT91F_US_EnableTx((AT91PS_USART) AT91C_BASE_US1);
    AT91F_US_EnableRx((AT91PS_USART) AT91C_BASE_US1);

    // USART1 echo
    i = 0;
    while(1)
    {
        char c;
        //char temp[1024];
        //int i = 0;

        if(AT91F_US_RxReady(AT91C_BASE_US1))
        {
            if( (c = AT91F_US_GetChar(AT91C_BASE_US1)) != 'q')
            {
                if(AT91F_US_TxReady(AT91C_BASE_US1))
                    AT91F_US_PutChar(AT91C_BASE_US1, c);
                //AT91F_DBGU_Printk(&c);
                //temp[i++] = c;
            }
            else if(c == 0x89)
                AT91F_DBGU_Printk("error");
            else
                break;
        }
    }

#endif

    AT91F_DBGU_Printk("Test OK");

    while(1);
}

//*---------------------------------------------------------------------------- 
//*         ATMEL Microcontroller Software Support  -  ROUSSET  - 
//*---------------------------------------------------------------------------- 
//* The software is delivered "AS IS" without warranty or condition of any 
//* kind, either express, implied or statutory. This includes without 
//* limitation any warranty or condition with respect to merchantability or 
//* fitness for any particular purpose, or against the infringements of 
//* intellectual property rights of others. 
//*---------------------------------------------------------------------------- 
//* File Name           : main.c 
//* Object              : main application written in C 
//* Creation            : ODi   06/26/2002 
//* 
//*---------------------------------------------------------------------------- 
 
#include  
 
#include "AT91RM9200.h" 
#include "lib_AT91RM9200.h" 
 
// AT91F_DBGU_Printk is defined in init.c 
extern void AT91F_DBGU_Printk(char *); 
 
void AT91F_DBGU_Printf(char *fmt,...) 
{ 
    va_list ap; 
    char string[256]; 
 
    va_start(ap,fmt); 
    vsprintf(string,fmt,ap); 
    AT91F_DBGU_Printk(string); 
    va_end(ap); 
} 
 
//*---------------------------------------------------------------------------- 
//* \fn    AT91F_DBGU_getc 
//* \brief This function is used to receive a character to the DBGU channel 
//*---------------------------------------------------------------------------- 
char AT91F_DBGU_Getc(void) 
{ 
	while (!AT91F_US_RxReady((AT91PS_USART)AT91C_BASE_DBGU)); 
	return AT91F_US_GetChar((AT91PS_USART) AT91C_BASE_DBGU); 
} 
 
 
int main() 
{ 
	unsigned int tick; 
	int i, flag=0; 
 
//* USART0 test 
 
#if 1 
	 
	AT91F_DBGU_Printk("========USART0 ECHO TEST==========\n\r"); 
	AT91F_DBGU_Printk("Plug serial cable into COM2\n\r"); 
	AT91F_DBGU_Printk("\'q\' to quit\n\r"); 
	// Open PIO for USART0 
	AT91F_US0_CfgPIO(); 
	AT91F_US0_CfgPMC(); 
	// Configure USART0  
	AT91F_US_Configure ( 
		AT91C_BASE_US0,            // USART2 base address 
		60000000,                  // 60 MHz 
		AT91C_US_ASYNC_MODE ,      // mode Register to be programmed 
		115200,                    // baudrate to be programmed 
		0);                        // timeguard to be programmed 
 
	// Enable Transmitter & Receiver 
	AT91F_US_EnableTx((AT91PS_USART) AT91C_BASE_US0); 
	AT91F_US_EnableRx((AT91PS_USART) AT91C_BASE_US0); 
	 
	// USART0 echo  
	while(1) 
	{ 
		char c; 
		 
		if(AT91F_US_RxReady(AT91C_BASE_US0)) 
		{ 
			if( (c = AT91F_US_GetChar(AT91C_BASE_US0)) != 'q') 
				AT91F_US_PutChar(AT91C_BASE_US0, c); 
			else  
				break; 
		} 
	} 
	 
#endif 
 
#if 1	 
	//* USART1 test 
	AT91F_DBGU_Printk("========USART1 ECHO TEST==========\n\r"); 
	AT91F_DBGU_Printk("Plug serial cable into COM3\n\r"); 
	AT91F_DBGU_Printk("\'q\' to quit\n\r"); 
	// Open PIO for USART1 
	AT91F_US1_CfgPIO(); 
	AT91F_US1_CfgPMC(); 
	// Configure USART0  
	AT91F_US_Configure ( 
		AT91C_BASE_US1,            // USART2 base address 
		59904000,                  // 60 MHz 
		AT91C_US_ASYNC_MODE ,      // mode Register to be programmed 
		115200,                    // baudrate to be programmed 
		0);                        // timeguard to be programmed 
 
	// Enable Transmitter & Receiver 
	AT91F_US_EnableTx((AT91PS_USART) AT91C_BASE_US1); 
	AT91F_US_EnableRx((AT91PS_USART) AT91C_BASE_US1); 
 
	// USART1 echo  
	i = 0; 
	while(1) 
	{ 
		char c; 
		//char temp[1024]; 
		//int i = 0; 
		 
		if(AT91F_US_RxReady(AT91C_BASE_US1)) 
		{ 
			if( (c = AT91F_US_GetChar(AT91C_BASE_US1)) != 'q') 
			{ 
				if(AT91F_US_TxReady(AT91C_BASE_US1)) 
					AT91F_US_PutChar(AT91C_BASE_US1, c); 
				//AT91F_DBGU_Printk(&c); 
				//temp[i++] = c; 
			} 
			else if(c == 0x89) 
				AT91F_DBGU_Printk("error"); 
			else 
				break; 
		} 
	} 
 
#endif 
	 
	AT91F_DBGU_Printk("Test OK"); 
	 
	while(1); 
}