uart0.c
来自「s3c2410/s3c2440的bootloader演示程序」· C语言 代码 · 共 43 行
C
43 行
#include "option.h"
#include "2410addr.h"
#include "uart0.h"
//***************************[ UART ]******************************
void Uart0_Init(void)
{
int i;
rUFCON0 = 0x0; // FIFO disable
rUMCON0 = 0x0; // AFC disable
rULCON0 = 0x3; // Normal,No parity,1 stop,8 bits
rUCON0 = 0x245;
rUBRDIV0=( (int)(PCLK/16./BAUD_RATE) -1 );
for(i=0;i<100;i++);
}
//=================================================================
void Uart0_SendByte(int data)
{
int i;
if(data=='\n')
{
while(!(UART_STATUS & 0x2));
for(i=0;i<1000;i++);
WRITE_UART('\r');
}
while(!(UART_STATUS & 0x2)); //Wait until THR is empty.
for(i=0;i<1000;i++);
WRITE_UART(data);
}
//=================================================================
void Uart0_SendString(char *pt)
{
while(*pt)
Uart0_SendByte(*pt++);
}
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