送个PIC串口调试小程序。。。

wei556675

#include<pic.h>     
__CONFIG(0x3bcc);      

//#define _XTAL_FREQ 4000000
#define k1 RB0
#define k2 RB1
#define k3 RB2
#define k4 RB3
void usart_set()
{
TRISG = 0b00000110;
ANSELG= 0x00;
SP2BRGH = 0;
SP2BRGL = 207;        
BAUD2CONbits.BRG16=0;
TX2STAbits.BRGH = 1;
TX2STAbits.SYNC = 0;
RC2STAbits.SPEN = 1;
TX2STAbits.TXEN = 1;
RC2STAbits.CREN = 1;
}
void usart_trans(unsigned char data)   
{
TX2REG = data;
while(!TX2STAbits.TRMT);
}
unsigned char usart_re(void)   
{
while(!RC2IF);
return RC2REG;  
}
void main()
{      
OSCCON=0xf0;
usart_set();
//key_set();
while(1)
{  
   usart_trans(usart_re());
}

chenxuyang1991

呵呵 还不错哦 希望LZ以后发帖的时候照顾哈那些不同的同学 毕竟不是每个人都明白这段代码是怎么回事 是吧！多些注释

guguansheng

没有注释，好在我看懂C

buynian2

好帖要顶,楼主的头像还是不错滴

buynian6

好帖要顶,楼主的头像还是不错滴