字模方式:
{0x00,0x02,0x82,0x82,0x82,0x82,0x82,0xFE,0x82,0x82,0x82,0x82,0x82,0x02,0x00,0x00},
{0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x7F,0x40,0x40,0x40,0x40,0x40,0x40,0x40,0x00},/*"王",0*/
//取模方式為
//(1)點陣格式:陰碼
//(2)取模走向:逆向
//(3)取模方式:列行式
//(4)c51格式
//(5)點陣:16*16
//取模軟件為PCtolCD2002完美版
仿真原理圖如下(proteus仿真工程文件可到本帖附件中下載)
0.png (31.72 KB, 下載次數: 51)
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2018-5-11 22:45 上傳
0.png (17.79 KB, 下載次數: 38)
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2018-5-11 22:45 上傳
0.png (45.73 KB, 下載次數: 45)
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2018-5-11 22:44 上傳
單片機源程序如下:
- /*
- 題目:基于8051單片機的電子密碼鎖防盜系統的設計
- 作者:yarcl(原名:肖志)
- 注意:本文件包含LCDINIT.H和OWNMATH.C文件,LCDINIT.H主要是包含位定義,全局變量,函數聲明等
- 而OWNMATH.C文件主要是包含12864液晶顯示屏的寫數據、寫指令函數。
- 本程序當中最核心的程序部分應該是鍵盤掃描函數,讀者可以細細品味其中的優點,在此不作敘述!
- 對了,修改密碼的函數是采用中斷方式1的模式進行的,大家也可以細細品味。
- */
- #include < reg52.h > //包含頭文件
- #include "LcdInit.h" //包含本地文件LcdInit.h
- #include "ownmath.c" //包含本地文件ownmath.c
- static uchar mima[6] = {1,2,3,7,8,9}; //存入的密碼
- uchar shuru[6]; //將輸入的密碼存入到shuru這個數組當中去
- //函數聲明
- uchar key_scan();
- //字模數據(依次順序為“居民小區:請輸入密碼:位數重新”)
- uchar code data_shuju[15][32] = {
- 0x00,0x00,0xFE,0x92,0x92,0x92,0x92,0x92,0xF2,0x92,0x92,0x92,0x9E,0x80,0x80,0x00,
- 0x40,0x30,0x0F,0x00,0xFC,0x44,0x44,0x44,0x47,0x44,0x44,0x44,0xFC,0x00,0x00,0x00,/*"居",0*/
- …………
- …………限于本文篇幅 余下代碼請從51黑下載附件…………
- 0x40,0x40,0x80,0xF0,0x80,0x40,0x40,0x00,0x02,0x02,0x01,0x0F,0x01,0x02,0x02,0x00,/*"*",10*/
- };
- //消去液晶顯示屏的某些數字或者字母的顯示
- uchar code disappear_char[1][16] = {
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*" ",0*/
- };
- //消去液晶顯示屏的某些漢字的顯示
- uchar code disappear_hanzi[1][32] = {
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*" ",0*/
- 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00
- };
- /***************************************************************
- 名稱:進入主函數時的初始化函數
- 功能:進行12864液晶顯示屏的初始化
- 并且顯示居民小區和請輸入密碼的提示字符
- 對門鎖的初始化作用,P32口的低電平
- ***************************************************************/
- void init_main() {
- Lcd_Initial(); //對12864液晶顯示屏的初始化作用
- number = 0; //密碼存儲,顯示位置,各方面清零
- P32 = 0; //進行電磁鐵的初始關閉作用
- //顯示居民小區:
- Lcd_Character_16X16( 1, 0, 0,data_shuju[0]);
- Lcd_Character_16X16( 1, 0, 16,data_shuju[1]);
- Lcd_Character_16X16( 1, 0, 32,data_shuju[2]);
- Lcd_Character_16X16( 1, 0, 48,data_shuju[3]);
- Lcd_Character_16X16( 1, 0, 64,data_shuju[4]);
- //顯示請輸入密碼:
- Lcd_Character_16X16( 1, 4, 0,data_shuju[5]);
- Lcd_Character_16X16( 1, 4, 16,data_shuju[6]);
- Lcd_Character_16X16( 1, 4, 32,data_shuju[7]);
- Lcd_Character_16X16( 1, 4, 48,data_shuju[8]);
- Lcd_Character_16X16( 1, 4, 64,data_shuju[9]);
- Lcd_Character_16X16( 1, 4, 80,data_shuju[10]);
- EA = 1; //總中斷打開
- EX1 = 1; //外部中斷1打開
- IT1 = 0; //外部中斷1工作方式,為低電平觸發,IT1 = 1為下降沿觸發
- }
- /***************************************************************
- 函數:主函數
- 功能:綜合各個函數的作用
- 注意:進入主函數的時候,首先開啟初始化函數功能
- ***************************************************************/
- void main() {
- init_main(); //初始化主函數之前的所有操作
- while(1) { //進入無限循環當中
- key_scan(); //進行鍵盤掃描函數
- }
- //clear_screen();
- }
- /*********************************************************************
- 函數:鍵盤掃描函數
- 功能:集成了輸入密碼,顯示密碼個數,清除密碼,
- 顯示密碼正確與錯誤各種功能的集成函數
- 可稱為本函數的核心函數之一
- 鍵盤掃描方式:采用的翻轉法的鍵盤掃描,可以減少掃描代碼的數量
- 注意:本函數采用的是帶有返回值,不帶參數的函數,所以在函數的
- 末尾一定要加入return keyscan;這個語句
- **********************************************************************/
- uchar key_scan()
- { //函數開始
- unsigned char k=0,p1_h=0,p1_l=0; //翻轉法的定義k為選擇分支作用,
- uchar Mark; //p1_h是選擇分支的高四位,p1_l是選擇分支的低四位
- char keyscan = 0, i = 0, j = 0; //記錄輸入的數據是數值,然后將其送入到shuru所代表的數組當中去
- //i的作用記錄輸入的數據是否是6位數據,防止超出所存儲的數組的空間
- //j的作用是用來加強功能鍵“確認”的作用
- /*************************/
- P1 = 0xf0; //翻轉法先給P1口送數據
- k = P1; //然后賦值給k
- if(k != 0xf0) //判斷k是否是0xf0,如果不是,進入內部執行相應的程序
- {
- delayms(50); //延時,防抖動
- k = P1; //重新賦值
- if(k != 0xf0) //確定是否k不等于0xf0
- {
- number++; //number用于確定后面的在12864中的輸出位置和密碼存儲的位置
- p1_h = P1; //將P1的高四位賦值給p1_h
- P1 = 0x0f; //然后將0x0f賦值給P1口,翻轉,確定低四位,賦值給p1_l
- p1_l = P1; //將P1口的值賦給p1_l(是小寫的字母l,不是數字1)
- k = p1_h|p1_l; //將高四位和低四位相或,然后賦值給k
- if (k == 0XE7) { //此判斷是為了確定是否是確認按鍵,如果是,直接進入確定程序
- j = 1;
- }
- if(number == 7) //此判斷是為了確定輸入的是否是6個數字,防止多輸入或者少輸入
- {
- if (k != 0XB7) { //這個是判斷是否是清除按鍵,
- number = 0;
- }
- }
- while (p1_l == P1); //這個是松手檢測,防止長時間按在按鍵上,使輸入的數據重復
- if (number > 0||j == 1){
- switch(k) //條件分支語句
- {
- case 0XD7: keyscan = 0; Lcd_Character_16X8( 1, 6, 8*number,shuzi[0]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XEE: keyscan = 1; Lcd_Character_16X8( 1, 6, 8*number,shuzi[1]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XDE: keyscan = 2; Lcd_Character_16X8( 1, 6, 8*number,shuzi[2]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XBE: keyscan = 3; Lcd_Character_16X8( 1, 6, 8*number,shuzi[3]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XED: keyscan = 4; Lcd_Character_16X8( 1, 6, 8*number,shuzi[4]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XDD: keyscan = 5; Lcd_Character_16X8( 1, 6, 8*number,shuzi[5]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XBD: keyscan = 6; Lcd_Character_16X8( 1, 6, 8*number,shuzi[6]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XEB: keyscan = 7; Lcd_Character_16X8( 1, 6, 8*number,shuzi[7]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XDB: keyscan = 8; Lcd_Character_16X8( 1, 6, 8*number,shuzi[8]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XBB: keyscan = 9; Lcd_Character_16X8( 1, 6, 8*number,shuzi[9]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XE7: number = 0;
- for(i = 0; i < 6; i++)
- if (mima[i] != shuru[i])//對比原始密碼和輸入密碼
- {
- Mark++;
- //該if語句是用來判斷密碼Mark的錯誤次數,一旦達到3次,
- //就進入到while循環當中,并且P30口 = 0;蜂鳴器響,直至單片機復位才可消失
- if (3 == Mark) {
- P30 = 0;
- Lcd_Character_16X8( 1, 6, 8*1,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*2,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*3,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*4,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*5,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*6,disappear_char[0]);
- while(1);
- }
- //密碼錯誤
- Lcd_Character_16X16( 1, 6, 64,mistake[0]);
- Lcd_Character_16X16( 1, 6, 80,mistake[1]);
- Lcd_Character_16X16( 1, 6, 96,mistake[2]);
- Lcd_Character_16X16( 1, 6, 112,mistake[3]);
- //消除密碼顯示
- delayms(1000);
- Lcd_Character_16X8( 1, 6, 8*1,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*2,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*3,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*4,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*5,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*6,disappear_char[0]);
- //消除密碼錯誤漢字顯示
- Lcd_Character_16X16( 1, 6, 64,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 6, 80,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 6, 96,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 6, 112,disappear_hanzi[0]);
- break;
- }
- if(i == 6) //確認密碼是否是正確的,通過i值
- {
- //輸入密碼正確
- Lcd_Character_16X16( 1, 6, 64,mistake[0]);
- Lcd_Character_16X16( 1, 6, 80,mistake[1]);
- Lcd_Character_16X16( 1, 6, 96,mistake[4]);
- Lcd_Character_16X16( 1, 6, 112,mistake[5]);
- delayms(1000); //延時
- //消除密碼顯示位
- Lcd_Character_16X8( 1, 6, 8*1,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*2,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*3,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*4,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*5,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*6,disappear_char[0]);
- //消除密碼正確顯示位
- Lcd_Character_16X16( 1, 6, 64,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 6, 80,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 6, 96,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 6, 112,disappear_hanzi[0]);
- P32 = 1;
- delayms(2000);
- P32 = 0;
- }
- break;
- case 0XB7: keyscan = 10;number--;Lcd_Character_16X8( 1, 6, 8*number,disappear_char[0]);number--;break;
- //這個是用來清除輸錯的密碼,然后重新輸入新的位數的密碼
- default: break;
- /* case 0XE7: return(4);break;
- case 0XDE: return(5);break;
- case 0XDD: return(6);break;
- case 0XDB: return(7);break;
- case 0XD7: return(8);break;
- case 0XBE: return(9);break;
- case 0XBD: return(10);break;
- case 0XBB: return(11);break;
- case 0XB7: return(12);break;
- case 0X7E: return(13);break;
- case 0X7D: return(14);break;
- case 0X7B: return(15);break;
- case 0X77: return(16);break;
- default: return(0);break; */
- }
- }
-
- }
- }
- return keyscan; //函數返回的參數
- }
- //修改密碼函數
- /*
- 名稱:修改密碼函數
- 功能:如果需要進行密碼的修改,可以調用此函數
- 注意:本函數可以采用中斷,或者外部按鍵的方式,密碼存儲在ROM中
- */
- void external_mima() interrupt 2{
- unsigned char k=0,p1_h=0,p1_l=0; //翻轉法的定義k為選擇分支作用,
- unsigned char Mark = 0; //p1_h是選擇分支的高四位,p1_l是選擇分支的低四位
- char keyscan = 0, i = 0, j = 0, h = 0; //記錄輸入的數據是數值,然后將其送入到shuru所代表的數組當中去
- //i的作用記錄輸入的數據是否是6位數據,防止超出所存儲的數組的空間
- //j的作用是用來加強功能鍵“確認”的作用
- nihao: number = 0; //采用了goto語句,實現了錯誤輸入密碼后的重新輸入
- //清除“居民小區:”顯示
- Lcd_Character_16X16( 1, 0, 0,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 0, 16,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 0, 32,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 0, 48,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 0, 64,disappear_hanzi[0]);
- //清除“請輸入密碼:”顯示
- Lcd_Character_16X16( 1, 4, 0,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 4, 16,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 4, 32,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 4, 48,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 4, 64,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 4, 80,disappear_hanzi[0]);
- //顯示“請輸入6位數密碼”顯示
- Lcd_Character_16X16( 1, 4, 0,data_shuju[5]);
- Lcd_Character_16X16( 1, 4, 16,data_shuju[6]);
- Lcd_Character_16X16( 1, 4, 32,data_shuju[7]);
- Lcd_Character_16X8( 1, 4, 48,shuzi[6]);
- Lcd_Character_16X16( 1, 4, 56,data_shuju[11]);
- Lcd_Character_16X16( 1, 4, 72,data_shuju[8]);
- Lcd_Character_16X16( 1, 4, 88,data_shuju[9]);
- Lcd_Character_16X16( 1, 4, 104,data_shuju[10]);
- while(1) {
- P1 = 0xf0; //翻轉法先給P1口送數據
- k = P1; //然后賦值給k
- if(k != 0xf0) //判斷k是否是0xf0,如果不是,進入內部執行相應的程序
- {
- delayms(5); //延時,防抖動
- k = P1; //重新賦值
- if(k != 0xf0) //確定是否k不等于0xf0
- {
- number++; //number用于確定后面的在12864中的輸出位置和密碼存儲的位置
- p1_h = P1; //將P1的高四位賦值給p1_h
- P1 = 0x0f; //然后將0x0f賦值給P1口,翻轉,確定低四位,賦值給p1_l
- p1_l = P1; //將P1口的值賦給p1_l(是小寫的字母l,不是數字1)
-
- k = p1_h|p1_l; //將高四位和低四位相或,然后賦值給k
- if (k == 0XE7) { //此判斷是為了確定是否是確認按鍵,如果是,直接進入確定程序
- j = 1;
- }
-
- if(number == 7) //此判斷是為了確定輸入的是否是6個數字,防止多輸入或者少輸入
- {
- if (k != 0XB7) { //這個是判斷是否是清除按鍵,
- number = 0;
- }
- }
-
- while (p1_l == P1); //這個是松手檢測,防止長時間按在按鍵上,使輸入的數據重復
- if (number > 0||j == 1){
- switch(k) //條件分支語句
- {
- case 0XD7: keyscan = 0; Lcd_Character_16X8( 1, 6, 8*number,shuzi[0]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);mima[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XEE: keyscan = 1; Lcd_Character_16X8( 1, 6, 8*number,shuzi[1]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);mima[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XDE: keyscan = 2; Lcd_Character_16X8( 1, 6, 8*number,shuzi[2]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);mima[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XBE: keyscan = 3; Lcd_Character_16X8( 1, 6, 8*number,shuzi[3]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);mima[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XED: keyscan = 4; Lcd_Character_16X8( 1, 6, 8*number,shuzi[4]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);mima[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XDD: keyscan = 5; Lcd_Character_16X8( 1, 6, 8*number,shuzi[5]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);mima[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XBD: keyscan = 6; Lcd_Character_16X8( 1, 6, 8*number,shuzi[6]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);mima[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XEB: keyscan = 7; Lcd_Character_16X8( 1, 6, 8*number,shuzi[7]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);mima[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XDB: keyscan = 8; Lcd_Character_16X8( 1, 6, 8*number,shuzi[8]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);mima[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XBB: keyscan = 9; Lcd_Character_16X8( 1, 6, 8*number,shuzi[9]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);mima[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XE7: number = 0;break;
- case 0XB7: keyscan = 10;number--;Lcd_Character_16X8( 1, 6, 8*number,disappear_char[0]);number--;break;
- //這個是用來清除輸錯的密碼,然后重新輸入新的位數的密碼
- }
- }
-
- }
- }
- if (k == 0XE7) break;
- }
- //消除“請輸入6位數密碼”顯示
- Lcd_Character_16X16( 1, 4, 0,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 4, 16,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 4, 32,disappear_hanzi[0]);
- Lcd_Character_16X8( 1, 4, 48,disappear_char[0]);
- Lcd_Character_16X16( 1, 4, 56,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 4, 72,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 4, 88,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 4, 104,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 4, 120,disappear_hanzi[0]);
- //消除密碼顯示
- Lcd_Character_16X8( 1, 6, 8*1,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*2,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*3,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*4,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*5,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*6,disappear_char[0]);
- //重新裝初值
- number = 0;
- //顯示“請重新輸入密碼:”
- Lcd_Character_16X16( 1, 4, 0,data_shuju[5]);
- Lcd_Character_16X16( 1, 4, 16,data_shuju[13]);
- Lcd_Character_16X16( 1, 4, 32,data_shuju[14]);
- Lcd_Character_16X16( 1, 4, 48,data_shuju[6]);
- Lcd_Character_16X16( 1, 4, 64,data_shuju[7]);
- Lcd_Character_16X16( 1, 4, 80,data_shuju[8]);
- Lcd_Character_16X16( 1, 4, 96,data_shuju[9]);
- Lcd_Character_16X16( 1, 4, 112,data_shuju[10]);
- while(1) {
- P1 = 0xf0; //翻轉法先給P1口送數據
- k = P1; //然后賦值給k
- if(k != 0xf0) //判斷k是否是0xf0,如果不是,進入內部執行相應的程序
- {
- delayms(5); //延時,防抖動
- k = P1; //重新賦值
- if(k != 0xf0) //確定是否k不等于0xf0
- {
- number++; //number用于確定后面的在12864中的輸出位置和密碼存儲的位置
- p1_h = P1; //將P1的高四位賦值給p1_h
- P1 = 0x0f; //然后將0x0f賦值給P1口,翻轉,確定低四位,賦值給p1_l
- p1_l = P1; //將P1口的值賦給p1_l(是小寫的字母l,不是數字1)
-
- k = p1_h|p1_l; //將高四位和低四位相或,然后賦值給k
- if (k == 0XE7) { //此判斷是為了確定是否是確認按鍵,如果是,直接進入確定程序
- j = 1;
- }
-
- if(number == 7) //此判斷是為了確定輸入的是否是6個數字,防止多輸入或者少輸入
- {
- if (k != 0XB7) { //這個是判斷是否是清除按鍵,
- number = 0;
- }
- }
-
- while (p1_l == P1); //這個是松手檢測,防止長時間按在按鍵上,使輸入的數據重復
- if (number > 0||j == 1){
- switch(k) //條件分支語句
- {
- case 0XD7: keyscan = 0; Lcd_Character_16X8( 1, 6, 8*number,shuzi[0]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XEE: keyscan = 1; Lcd_Character_16X8( 1, 6, 8*number,shuzi[1]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XDE: keyscan = 2; Lcd_Character_16X8( 1, 6, 8*number,shuzi[2]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XBE: keyscan = 3; Lcd_Character_16X8( 1, 6, 8*number,shuzi[3]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XED: keyscan = 4; Lcd_Character_16X8( 1, 6, 8*number,shuzi[4]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XDD: keyscan = 5; Lcd_Character_16X8( 1, 6, 8*number,shuzi[5]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XBD: keyscan = 6; Lcd_Character_16X8( 1, 6, 8*number,shuzi[6]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XEB: keyscan = 7; Lcd_Character_16X8( 1, 6, 8*number,shuzi[7]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XDB: keyscan = 8; Lcd_Character_16X8( 1, 6, 8*number,shuzi[8]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XBB: keyscan = 9; Lcd_Character_16X8( 1, 6, 8*number,shuzi[9]);delayms(1000);Lcd_Character_16X8( 1, 6, 8*number,shuzi[10]);shuru[number-1] = keyscan;break; //keyscan是用來確定輸入的數據,number是用來確定輸入的位置,shuru【】是用來放置密碼
- case 0XE7: number = 0;
- for(i = 0; i < 6; i++)
- if (mima[i] != shuru[i])//對比原始密碼和輸入密碼
- {
- //密碼錯誤
- Lcd_Character_16X16( 1, 6, 64,mistake[0]);
- Lcd_Character_16X16( 1, 6, 80,mistake[1]);
- Lcd_Character_16X16( 1, 6, 96,mistake[2]);
- Lcd_Character_16X16( 1, 6, 112,mistake[3]);
- //消除密碼顯示位
- Lcd_Character_16X8( 1, 6, 8*1,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*2,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*3,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*4,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*5,disappear_char[0]);
- Lcd_Character_16X8( 1, 6, 8*6,disappear_char[0]);
- //消除密碼錯誤顯示位
- Lcd_Character_16X16( 1, 6, 64,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 6, 80,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 6, 96,disappear_hanzi[0]);
- Lcd_Character_16X16( 1, 6, 112,disappear_hanzi[0]);
- ……………………
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