void main(void)
{
/* Write your local variable definition here */ /*** Processor Expert internal initialization. DON'T REMOVE THIS CODE!!! ***/
PE_low_level_init();
/*** End of Processor Expert internal initialization. ***/
for(;;){
err = AS1_RecvChar(&ch);
AS1_SendChar(0x55);
} 上边使用PE生成的，仅供参考 | 
