单片机控制白炽灯光渐变的C程序

1、精选文档单片机控制白炽灯光渐变的C程序#include <reg52.h>#define uint unsigned int#define uchar unsigned char#define ON 0#define OFF 1void main()    TMOD = 0x11;    EA=1;    TCON=0x05;           

2、0;          for(;)            DispInfo( );        Display( );        keyscan( );    void k

3、eyscan()                           if(S1_num=0)            if (S2=0)       

4、 mDelay(10);        if (S2=0)        if (K_Less30s>59)                 LampGradual();        

5、;    void LampGradual()    Gradual=Lamp1;    K_Less30s=0;               /按开关灯键间隔小于30秒标记及时长记录    EX0=1;        

6、             /开外部中断0    ET0=1;    TR0=1;    ET1=1;                     /定时器1中断允许

7、    IT0=1;                       /INT0为下降沿触发（以前忘了这个，渐变时却不亮，呵呵）    On_Init=7000;            

8、; /渐开定时触发初始化为10ms,并递减    Off_Init=4000;            /渐关定时触发初始化为0ms,并递增/  *  void timer0() interrupt 1                /实时时

9、钟中断程序    TH0=(65536-50000)/256;    TL0=(65536-50000)%256;    Time50ms+;         if(Time50ms=20)                 

10、60;   /实时时钟走时累计                        Time50ms=0;              Sec+;     &

11、#160;        if(K_Less30s<60) /| OnTime=1 | OffTime=1           /*按键后或定时时间到后开关灯*                     &

12、#160;          K_Less30s+;                  if(K_Less30s=30)                

13、0; /30秒后*                                        K_Less30s=60;     

14、60;            /封闭渐开渐关操作,                      Lamp1=Gradual;    EX0=0;      

15、60;           /30秒后关中断    ET1=0;                  /30秒后关定时器1    ET0=0;    TR0=0;  

16、60;                                         void INT0_AC0() interrupt 0    

17、    /外部中断0，AC过0时，50Hz交流电每秒过零100次,每次间隔10ms    ET1=1;                           /定时器1中断允许    TR1=0;  &

18、#160;                        /定时器1开始计时    if(Gradual=OFF)                /渐开 

19、60;          -On_Init;              /On_Init-=2;         /每10ms        a=(65536-On_Init)/256; &

20、#160;/定时初值        b=(65536-On_Init)%256;        if(Gradual=ON)                /渐关            +Off_Init;          /Off_Init+=2;        a=(65536-Off_Init)/256;        b=(65536-Off_Init)%256; /