CC2530 按键控制LED交替闪烁

演示:

Mar-05-2022 00-32-57.gif

代码：
exboard.h

#define uint unsigned int
#define uchar unsigned char
#define uint32 unsigned long

#define LED1 P1_0
#define LED2 P1_1
#define KEY1 P0_1
#define KEY2 P2_0

main.cpp

#include<ioCC2530.h>
#include "exboard.h"

void main(void)
{
  // 按键
  P0SEL &= ~0x01; // 设置P0_1为通用IO
  P0DIR &= ~0x01; // 设置按键在P0_1口,设置P0_1为输入模式
  P0INP |= 0x01;  // 设置P1为上拉
  
  // LED
  P1SEL &= ~0x03; // P1SEl第0、1位设为通用IO
  P1DIR |= 0x03;  // P1DIR第0、1位设为输出模式
  
  LED1 = 1;
  LED2 = 1;
  while(1)
  {
    if(KEY1 == 0)   // 测试key1是否按下
    {
      while(KEY1 == 0);
      LED1 = !LED1;  // 闪动LED
      LED2 = !LED2;
    }
  }
}