cc2540->led/timer

 1 #include <iocc2540.h>
 2 
 3 typedef unsigned char uchar;
 4 typedef unsigned int uint;
 5 
 6 #define LED1 P1_0
 7 
 8 void led_init(void)
 9 {
10   P1DIR |= 0X01;
11   LED1 = 0;
12 }
13 
14 void T1_init(void)
15 {
16   T1CTL = 0x0d;         //128分频
17   T1STAT = 0x21;        //选择0通道
18 }
19 
20 void main(void)
21 {
22   //initialize hardware
23   led_init();
24   T1_init();
25   
26   uchar count = 0;
27   while(1)
28   {
29     if(IRCON>0)
30     {
31       //进入中断
32       IRCON = 0;        //进入中断，首先关闭中断
33       if (count++ >=2)
34       {
35         count = 0;              //count清除
36         LED1 = ~LED1;
37       }
38     }
39   }
40   
41 }