main.c

IAR for ARM LPC2148的UART实验

//main.c

#include "rs232.h"
#include "system.h"

unsigned char ch_1 = 0;
unsigned char ch_2 = 0;

void main() {
  /**** 初始化 ****/
  FrecInit();                     // 频率初始化
  UART0Initialize(9600);          // UART0初始化
  UART1Initialize(9600);          // UART1初始化

  while(1) {
    //rs232 - UART0
    ch_1 = UART0ReadChar_nostop();
    if(ch_1 != 0) { UART0WriteChar(ch_1); UART0WriteChar('*'); ch_1 = 0; }
    //rs232 - UART0
    ch_2 = UART1ReadChar_nostop();
    if(ch_2 != 0) { UART1WriteChar(ch_2); UART1WriteChar('*'); ch_2 = 0; }
  }
}