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Proteus仿真ds12c887+lcd1602的电子万年历

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ID:292554 发表于 2018-3-17 12:54 | 只看该作者 |只看大图 回帖奖励 |倒序浏览 |阅读模式

  1. #include<reg52.h>
  2. #define uchar unsigned char
  3. #define uint unsigned int
  4. sbit rs=P2^5;
  5. sbit rw=P2^6;
  6. sbit duanxuan=P2^5;
  7. sbit weixuan=P2^6;
  8. sbit en=P2^4;
  9. sbit input_si=P1^0;
  10. sbit sck=P2^3;
  11. sbit lck=P1^4;
  12. sbit dsds=P1^0;
  13. sbit dsrw=P1^1;
  14. sbit dsas=P1^2;
  15. sbit gnd=P3^0;
  16. sbit moshi=P3^7;
  17. sbit jia=P3^6;
  18. sbit jian=P3^5;

  20. uchar code table[]={0xc0,0xf9,0xa4,0xb0,
  21. 0x99,0x92,0x82,0xf8,0x80,0x90,0X88,0X83,
  22. 0XC6,0XA1,0X86,0X8E,0X89,0X7F,0XBF};
  23. uchar code table1[]=" 20 - - ";
  24. uchar code table2[]=" : : ";
  25. uchar ii,bb,flag;
  26. char shi,fen,miao,nian,yue,ri,week,ashi,afen,amiao;
  27. //函数申明
  28. void write_ds(uchar add,uchar date);
  29. uchar read_ds(uchar add);
  30. void write_week(uchar date);
  31. void init();
  32. void write_date(uchar aa);
  33. void write_com(uchar num);
  34. void write_sfm(char sh,fe,mia);
  35. void start();
  36. void respond();
  37. void stop();
  38. void write_byte(uchar date);
  39. uchar read_byte();
  40. void write_at(uchar address, date);
  41. uchar read_at(uchar address);
  42. void keyscan();
  43. void write_nyr(char nia2,yu,r);
  44. void hc595(uchar date);
  45. void set_time();
  46. void alarm(char ashi,uchar afen,uchar amiao);

  48. void delay(uchar z)
  49. {
  50. uchar x,y;
  51. for(x=z;x>0;x--)
  52. for(y=110;y>0;y--);
  53. }
  54. void delay1()
  55. {;;}

  57. void main()
  58. {
  59. init();
  60. while(1)
  61. {
  62. write_ds(0x0B,0x26);
  63. keyscan();
  64. if(flag==0)
  65. {
  66. miao=read_ds(0);
  67. fen=read_ds(2);
  68. shi=read_ds(4);
  69. nian=read_ds(9);
  70. yue=read_ds(8);
  71. ri=read_ds(7);
  72. week=read_ds(6);
  73. write_week(week);
  74. write_sfm(shi,fen,miao);
  75. write_nyr(nian,yue,ri);
  76. }
  77. P1=read_ds(0x0b);
  78. }
  79. }
  80. void write_ds(uchar add,uchar date)
  81. {
  82. hc595(0x02);
  83. dsas=1;
  84. dsds=1;
  85. dsrw=1;
  86. // P0=0xff;
  87. P0=add;
  88. dsas=0;
  89. dsrw=0;
  90. P0=date;
  91. dsrw=1;
  92. dsas=1;
  93. hc595(0xff);
  94. }
  95. uchar read_ds(uchar add)
  96. {
  97. uchar ds_date;
  98. hc595(0x02);
  99. dsas=1;
  100. dsds=1;
  101. dsrw=1;
  102. P0=add;
  103. dsas=0;
  104. dsds=0;
  105. P0=0xff;
  106. ds_date=P0;
  107. dsds=1;
  108. dsas=1;
  109. hc595(0xff);
  110. return ds_date;
  111. }
  112. void set_time()
  113. { write_ds(0x0b,0x06);
  114. write_ds(0x06,1);
  115. write_ds(0x07,9);
  116. write_ds(0x08,11);
  117. write_ds(0x09,15);
  118. write_ds(0,30);
  119. write_ds(2,59);
  120. write_ds(4,23);
  121. }
  122. //函数初始化模块
  123. void init()
  124. {
  125. write_ds(0x0B,0x26);
  126. alarm(0x15,0x11,0x0a);
  127. rw=0;
  128. en=0;
  129. gnd=0;
  130. EA=1;
  131. EX0=1;
  132. IT0=0;
  133. duanxuan=1;
  134. P0=0xff;
  135. duanxuan=0;
  136. weixuan=1;
  137. P0=0xff;
  138. weixuan=0;
  139. set_time();
  140. write_com(0x38);
  141. write_com(0x06);
  142. write_com(0x0c);
  143. write_com(0x80);
  144. for(ii=0;ii<15;ii++)
  145. {
  146. write_date(table1[ii]);
  147. delay(50);
  148. }
  149. write_com(0x80+0x40+4);
  150. for(ii=0;ii<8;ii++)
  151. {
  152. write_date(table2[ii]);
  153. delay(50);
  154. }
  155. }

  157. //1602显示模块
  158. void write_date(uchar aa)
  159. {
  160. rs=1;
  161. P0=aa;
  162. delay(5);
  163. en=1;
  164. delay(5);
  165. en=0;
  166. }
  167. void write_com(uchar num)
  168. {
  169. rs=0;
  170. P0=num;
  171. delay(5);
  172. en=1;
  173. delay(5);
  174. en=0;
  175. }
  176. void write_sfm(char sh,fe,mia)
  177. {
  178. write_com(0x80+0x40+10);
  179. write_date(0x30+mia/10);
  180. delay(5);
  181. write_date(0x30+mia%10);
  182. delay(5);
  183. write_com(0x80+0x40+7);
  184. write_date(0x30+fe/10);
  185. delay(5);
  186. write_date(0x30+fe%10);
  187. delay(5);
  188. write_com(0x80+0x40+4);
  189. write_date(0x30+sh/10);
  190. delay(5);
  191. write_date(0x30+sh%10);
  192. delay(5);
  193. }
  194. void write_nyr(char nia2,yu,r)
  195. {
  196. write_com(0x80+3);
  197. write_date(0x30+nia2/10);
  198. delay(5);
  199. write_date(0x30+nia2%10);
  200. delay(5);
  201. write_com(0x80+6);
  202. write_date(0x30+yu/10);
  203. delay(5);
  204. write_date(0x30+yu%10);
  205. delay(5);
  206. write_com(0x80+9);
  207. write_date(0x30+ri/10);
  208. delay(5);
  209. write_date(0x30+ri%10);
  210. delay(5);
  211. }
  212. void write_week(uchar date)
  213. {
  214. switch(date)
  215. {
  216. case 1: write_com(0x80+12);
  217. write_date('M');
  218. write_date('O');
  219. write_date('N');
  220. break;
  221. case 2: write_com(0x80+12);
  222. write_date('T');
  223. write_date('U');
  224. write_date('S');
  225. break;
  226. case 3: write_com(0x80+12);
  227. write_date('W');
  228. write_date('E');
  229. write_date('D');
  230. break;
  231. case 4: write_com(0x80+12);
  232. write_date('T');
  233. write_date('H');
  234. write_date('U');
  235. break;
  236. case 5: write_com(0x80+12);
  237. write_date('F');
  238. write_date('R');
  239. write_date('I');
  240. break;
  241. case 6: write_com(0x80+12);
  242. write_date('S');
  243. write_date('T');
  244. write_date('A');
  245. break;
  246. case 7: write_com(0x80+12);
  247. write_date('S');
  248. write_date('U');
  249. write_date('N');
  250. break;
  251. }
  252. }
  253. void hc595(uchar date)
  254. {
  255. uchar i;
  256. sck=0;
  257. for(i=0;i<8;i++)
  258. { date=date<<1;
  259. lck=0;
  260. input_si=CY;
  261. lck=1;
  262. }
  263. lck=1;
  264. sck=1;
  265. }

  267. void keyscan()
  268. { uchar num1,ii;
  269. if(moshi==0)
  270. {
  271. delay(5);
  272. if(moshi==0)
  273. {
  274. flag=1;
  275. num1++;



  279. switch(num1)
  280. {
  281. case 1: write_com(0x80+0x40+11);
  282. write_com(0x0f);
  283. break;
  284. case 2: write_com(0x80+0x40+8);
  285. // write_com(0x0f);
  286. break;
  287. case 3: write_com(0x80+0x40+5);
  288. // write_com(0x0f);
  289. break;
  290. case 4: write_com(0x80+14);
  291. // write_com(0x0f);
  292. break;
  293. case 5: write_com(0x80+10);
  294. // write_com(0x0f);
  295. break;
  296. case 6: write_com(0x80+7);
  297. // write_com(0x0f);
  298. break;
  299. case 7: write_com(0x80+4);
  300. // write_com(0x0f);
  301. break;
  302. case 8: write_ds(0,miao);
  303. write_ds(2,fen);
  304. write_ds(4,shi);
  305. write_ds(6,week);
  306. write_ds(7,ri);
  307. write_ds(8,yue);
  308. write_ds(9,nian);
  309. write_com(0x0c);
  310. flag=0;
  311. num1=0;
  312. break;
  313. }
  314. while(!moshi);
  315. }
  316. }


  319. if(num1!=0)
  320. {
  321. if(jia==0)
  322. {
  323. delay(5);
  324. if(jia==0)
  325. {
  326. while(!jia);

  328. switch(num1)
  329. {
  330. case 1:
  331. miao++;
  332. if(miao==60)miao=0;
  333. write_sfm(shi,fen,miao);
  334. write_com(0x80+0x40+11);
  335. break;
  336. case 2: fen++;
  337. if(fen==60)fen=0;
  338. write_sfm(shi,fen,miao);
  339. write_com(0x80+0x40+8);
  340. break;
  341. case 3: shi++;
  342. if(shi==24)shi=0;
  343. write_sfm(shi,fen,miao);
  344. write_com(0x80+0x40+5);
  345. break;
  346. case 4: week++;
  347. if(week==8)week=1;
  348. write_week(week);
  349. write_com(0x80+14);
  350. break;
  351. }

  353. }
  354. }
  355. if(jian==0)
  356. {
  357. delay(5);
  358. if(jian==0)
  359. {
  360. while(!jian);
  361. switch(num1)
  362. {
  363. case 1: miao--;
  364. if(miao==-1)miao=59;
  365. write_sfm(shi,fen,miao);
  366. write_com(0x80+0x40+11);
  367. break;
  368. case 2: fen--;
  369. if(fen==-1)fen=59;
  370. write_sfm(shi,fen,miao);
  371. write_com(0x80+0x40+8);
  372. break;
  373. case 3: shi--;
  374. if(shi==-1)shi=23;
  375. write_sfm(shi,fen,miao);
  376. write_com(0x80+0x40+5);
  377. break;
  378. case 4: week--;
  379. if(week==0)week=7;
  380. write_week(week);
  381. write_com(0x80+14);
  382. break;
  383. }
  384. }
  385. }
  386. }
  387. }

  389. void alarm(char ashi,uchar afen,uchar amiao)
  390. {
  391. write_ds(1,amiao);
  392. write_ds(3,afen);
  393. write_ds(5,ashi);
  394. }
  395. void exter() interrupt 0
  396. {
  397. uchar c,i;
  398. c=read_ds(0x0C);
  399. for(i=30;i>0;i--)
  400. {
  401. P1=0x55;
  402. delay(200);
  403. P1=0xaa;
  404. delay(200);
  405. }
  406. }
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贴吧仿真.7z

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