《键盘C语言程序》word版

1、.查看文章 在DSP2812上的键盘C+程序#include "main.h"class SystemObj System;class TimerObj Timer;class LcdObj Lcd;class KeyboardObj Keyboard;int main(void)     Lcd.SetDisplayPos(0, 0);/汉字定位到上行左端     Lcd.Display("汉字显示演示12");     L

2、cd.SetDisplayPos(1, 0);/汉字定位到上行左端     Lcd.Display("汉字显示演示34");     Lcd.SetDisplayPos(2, 0);/汉字定位到上行左端     Lcd.Display("汉字显示演示56");     Lcd.SetDisplayPos(3, 0);/汉字定位到上行左端     Lcd.Di

3、splay("汉字显示演示78");     EALLOW;/     PieCtrlRegs.PIEACK.all = 0xFFFF;/PIEACK_GROUP1;     PieCtrlRegs.PIEACK.bit.ACK7 = 1;     EDIS;         EINT;    / Enabl

4、e Global interrupt INTM     ERTM;     / Enable Global realtime interrupt DBGM     for(;)             asm(" nop");     / Reset the watchdog counter 

5、60;      KickDog();     #include "keyboard.h"KeyboardObj:KeyboardObj(void)     Init();void KeyboardObj:Init(void)     for (int i = 0; i < sizeof(PressCount); i +)       

6、60;      PressCounti = 0;          Count = 0;void KeyboardObj:Exec(void)typedef void (KeyboardObj:*FunctionPtr)(void);/函数指针static const FunctionPtr KeyboardCommandTab3KeyboardNumbers =         &#

7、160;    &KeyboardObj:Key01,         &KeyboardObj:Key02,         &KeyboardObj:Key03,         &KeyboardObj:Key04,      &#

8、160;  &KeyboardObj:Key05,         &KeyboardObj:Key06,         &KeyboardObj:Key07,         &KeyboardObj:Key08     ,/放键表   

9、60;          &KeyboardObj:Key11,         &KeyboardObj:Key12,         &KeyboardObj:Key13,         &KeyboardObj:Key14, &#

10、160;       &KeyboardObj:Key15,         &KeyboardObj:Key16,         &KeyboardObj:Key17,         &KeyboardObj:Key18   

11、60; ,/短压表              &KeyboardObj:Key21,         &KeyboardObj:Key22,         &KeyboardObj:Key23,         &

12、amp;KeyboardObj:Key24,         &KeyboardObj:Key25,         &KeyboardObj:Key26,         &KeyboardObj:Key27,         &Keyboard

13、Obj:Key28     /长压表;unsigned char KeyCount;     Count %= KeyboardNumbers;     KeyCount = PressCountCount;/取压键次数     if (Scan() = Count + 1)/有键压下              Key

14、Count +;/压键计数             if (KeyCount >= KeyboardPushTimes)                      if (KeyCount = KeyboardPushTimes)/短压键   

15、          /                 System.BeepOn();                 (:Keyboard.*KeyboardCommandTab1Cou

16、nt)();                          if (KeyCount = KeyboardLongPushTimes)/长压键                  

17、0;           (:Keyboard.*KeyboardCommandTab2Count)();                 KeyCount = KeyboardPushTimes;            

18、;                        else/无键压下              if (KeyCount > 0)/以前有键压下           

19、0;          if (KeyCount > KeyboardPushTimes)                                  KeyCount = Ke

20、yboardPushTimes;                              else                   &

21、#160;          KeyCount -;/放键计数                 if (KeyCount = 0)/键释放                  

22、60;                   System.BeepOff();                     (:Keyboard.*KeyboardCommandTab0Count)(); 

23、0;                                                  else  &#

24、160;                   KeyCount = 0;                   PressCountCount = KeyCount;     Count +;   &#

25、160; Count %= KeyboardNumbers;unsigned char KeyboardObj:Scan(void)volatile unsigned char KeyVal = 0;     Count %= KeyboardNumbers;     KeyVal = LedKeyRegs;     switch (Count)            

26、;  case 0:             if (!(KeyVal & ConstKEY1)                              KeyVal = Coun

27、t + 1;                          break;         case 1:             if (!(KeyVal

28、& ConstKEY2)                              KeyVal = Count + 1;                

29、0;         break;         case 2:             if (!(KeyVal & ConstKEY3)               

30、               KeyVal = Count + 1;                          break;       &#

31、160; case 3:             if (!(KeyVal & ConstKEY4)                              KeyVal = Count +

32、 1;                          break;         case 4:             if (!(KeyVal &am

33、p; ConstKEY5)                              KeyVal = Count + 1;                 &

34、#160;        break;         case 5:             if (!(KeyVal & ConstKEY6)               

35、60;              KeyVal = Count + 1;                          break;        

36、; case 6:             if (!(KeyVal & ConstKEY7)                              KeyVal = Count + 1;

37、                          break;         case 7:             if (!(KeyVal &

38、ConstKEY8)                              KeyVal = Count + 1;                 

39、0;        break;          return KeyVal;/KEY1放键事件处理void KeyboardObj:Key01(void)     Lcd.SetDisplayPos(3, 0);/汉字定位到上行左端     Lcd.Display("KEY1键释放事件");/KEY2放键事件处理void KeyboardObj

40、:Key02(void)     Lcd.SetDisplayPos(3, 0);/汉字定位到上行左端     Lcd.Display("KEY2键释放事件");/KEY3放键事件处理void KeyboardObj:Key03(void)     Lcd.SetDisplayPos(3, 0);/汉字定位到上行左端     Lcd.Display("KEY3键释放事件");/KEY4放键事件处理

41、void KeyboardObj:Key04(void)     Lcd.SetDisplayPos(3, 0);/汉字定位到上行左端     Lcd.Display("KEY4键释放事件");/KEY5放键事件处理void KeyboardObj:Key05(void)     Lcd.SetDisplayPos(3, 0);/汉字定位到上行左端     Lcd.Display("KEY5键释放事件&qu

42、ot;);/KEY6放键事件处理void KeyboardObj:Key06(void)     Lcd.SetDisplayPos(3, 0);/汉字定位到上行左端     Lcd.Display("KEY6键释放事件");/KEY7放键事件处理void KeyboardObj:Key07(void)     Lcd.SetDisplayPos(3, 0);/汉字定位到上行左端     Lcd.Display(&q

43、uot;KEY7键释放事件");/KEY8放键事件处理void KeyboardObj:Key08(void)     Lcd.SetDisplayPos(3, 0);/汉字定位到上行左端     Lcd.Display("KEY8键释放事件");/KEY1压键事件处理void KeyboardObj:Key11(void)/特别注意菜农的组合键用法，可以看出"零耗时键盘"的非典之处     if (PressCount7 &

44、gt;= KeyboardPushTimes)/KEY8已先压下              Key8_Key1();/执行KEY8_KEY1组合键事件          else     /            System.BeepOn();&#

45、160;        Lcd.SetDisplayPos(2, 0);/汉字定位到上行左端         Lcd.Display("KEY1键单击事件");     /KEY2压键事件处理void KeyboardObj:Key12(void)        System.BeepOn();  

46、   Lcd.SetDisplayPos(2, 0);/汉字定位到上行左端     Lcd.Display("KEY2键单击事件");/KEY3压键事件处理void KeyboardObj:Key13(void)        System.BeepOn();     Lcd.SetDisplayPos(2, 0);/汉字定位到上行左端     Lcd.Display

47、("KEY3键单击事件");/KEY4压键事件处理void KeyboardObj:Key14(void)        System.BeepOn();     Lcd.SetDisplayPos(2, 0);/汉字定位到上行左端     Lcd.Display("KEY4键单击事件");/KEY5压键事件处理void KeyboardObj:Key15(void)   &#

48、160;    System.BeepOn();     Lcd.SetDisplayPos(2, 0);/汉字定位到上行左端     Lcd.Display("KEY5键单击事件");/KEY6压键事件处理void KeyboardObj:Key16(void)        System.BeepOn();     Lcd.SetDisplayPos(2

49、, 0);/汉字定位到上行左端     Lcd.Display("KEY6键单击事件");/KEY7压键事件处理void KeyboardObj:Key17(void)        System.BeepOn();     Lcd.SetDisplayPos(2, 0);/汉字定位到上行左端     Lcd.Display("KEY7键单击事件");/KEY8压键事

50、件处理void KeyboardObj:Key18(void)/特别注意菜农的组合键用法，可以看出"零耗时键盘"的非典之处     if (PressCount0 >= KeyboardPushTimes)/KEY1已先压下              Key1_Key8();/执行KEY1_KEY8组合键事件          el

51、se     /            System.BeepOn();         Lcd.SetDisplayPos(2, 0);/汉字定位到上行左端         Lcd.Display("KEY8键单击事件");   

52、0; /KEY1长压键事件处理void KeyboardObj:Key21(void)        System.BeepOn();     Lcd.SetDisplayPos(2, 0);/汉字定位到上行左端     Lcd.Display("KEY1键长压事件");/KEY2长压键事件处理void KeyboardObj:Key22(void)        System.BeepOn();     Lcd.SetDisplayPos(2, 0);/汉字定位到上行左端     Lcd.Display("KEY2键长压事件");/KEY3长压键事件处理void KeyboardObj:Key23(