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標(biāo)題: VB上位機(jī)程序控制DS1302時(shí)鐘的proteus仿真+單片機(jī)代碼 [打印本頁]

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作者: 羅富永1    時(shí)間: 2019-1-22 17:59
標(biāo)題: VB上位機(jī)程序控制DS1302時(shí)鐘的proteus仿真+單片機(jī)代碼


仿真原理圖如下（proteus仿真工程文件可到本帖附件中下載）


單片機(jī)源碼:

1. include <reg52.h>
   
2. 
   
3. sbit T_CLK = P2^4; /*實(shí)時(shí)時(shí)鐘時(shí)鐘線引腳 */
   
4. sbit T_IO = P2^3; /*實(shí)時(shí)時(shí)鐘數(shù)據(jù)線引腳 */
   
5. sbit T_RST = P2^2; /*實(shí)時(shí)時(shí)鐘復(fù)位線引腳 */
   
6. sbit ACC0=ACC^0;
   
7. sbit ACC7=ACC^7;
   
8. sbit rs=P2^0;
   
9. sbit rw=P2^1;
   
10. sbit e=P2^7;
    
11. sbit setd=P3^2;
    
12. sbit sett=P3^3;
    
13. sbit add=P2^5;
    
14. sbit enter=P2^6;
    
15. sbit speaker=P3^7;
    
16. unsigned char code tab[]={0x30,0x31,0x32,0x33,0x34,0x35,0x36,0x37,0x38,0x39};
    
17. 
    
18. 
    
19. void v_RTInputByte(unsigned char ucDa)
    
20. {
    
21. unsigned char i;
    
22. ACC = ucDa;
    
23. for(i=8; i>0; i--)
    
24. {
    
25. T_IO = ACC0; /*相當(dāng)于匯編中的 RRC */
    
26. T_CLK = 1;
    
27. T_CLK = 0;
    
28. ACC = ACC >> 1;
    
29. }
    
30. }
    
31. 
    
32. unsigned char uc_RTOutputByte(void)
    
33. {
    
34. unsigned char i;
    
35. for(i=8; i>0; i--)
    
36. {
    
37. ACC = ACC >>1; /*相當(dāng)于匯編中的 RRC */
    
38. ACC7 = T_IO;
    
39. T_CLK = 1;
    
40. T_CLK = 0;
    
41. }
    
42. return(ACC);
    
43. }
    
44. 
    
45. void v_W1302(unsigned char ucAddr, unsigned char ucDa)
    
46. {
    
47. T_RST = 0;
    
48. T_CLK = 0;
    
49. T_RST = 1;
    
50. v_RTInputByte(ucAddr); /* 地址，命令 */
    
51. v_RTInputByte(ucDa); /* 寫1Byte數(shù)據(jù)*/
    
52. T_CLK = 1;
    
53. T_RST =0;
    
54. }
    
55. 
    
56. unsigned char uc_R1302(unsigned char ucAddr)
    
57. {
    
58. unsigned char ucDa;
    
59. T_RST = 0;
    
60. T_CLK = 0;
    
61. T_RST = 1;
    
62. v_RTInputByte(ucAddr); /* 地址，命令 */
    
63. ucDa = uc_RTOutputByte(); /* 讀1Byte數(shù)據(jù) */
    
64. T_CLK = 1;
    
65. T_RST =0;
    
66. return(ucDa);
    
67. }
    
68. 
    
69. void v_BurstW1302T(unsigned char *pSecDa)
    
70. {
    
71. unsigned char i;
    
72. v_W1302(0x8e,0x00); /* 控制命令,WP=0,寫操作?*/
    
73. T_RST = 0;
    
74. T_CLK = 0;
    
75. T_RST = 1;
    
76. v_RTInputByte(0xbe); /* 0xbe:時(shí)鐘多字節(jié)寫命令 */
    
77. for (i=8;i>0;i--) /*8Byte = 7Byte 時(shí)鐘數(shù)據(jù) + 1Byte 控制*/
    
78. {
    
79. v_RTInputByte(*pSecDa);/* 寫1Byte數(shù)據(jù)*/
    
80. pSecDa++;
    
81. }
    
82. T_CLK = 1;
    
83. T_RST =0;
    
84. }
    
85. 
    
86. void v_BurstR1302T(unsigned char *pSecDa)
    
87. {
    
88. unsigned char i;
    
89. T_RST = 0;
    
90. T_CLK = 0;
    
91. T_RST = 1;
    
92. v_RTInputByte(0xbf); /* 0xbf:時(shí)鐘多字節(jié)讀命令 */
    
93. for (i=8; i>0; i--)
    
94. {
    
95. *pSecDa = uc_RTOutputByte(); /* 讀1Byte數(shù)據(jù) */
    
96. pSecDa++;
    
97. }
    
98. T_CLK = 1;
    
99. T_RST =0;
    
100. }
     
101. 
     
102. void v_BurstW1302R(unsigned char *pReDa)
     
103. {
     
104. unsigned char i;
     
105. v_W1302(0x8e,0x00); /* 控制命令,WP=0,寫操作?*/
     
106. T_RST = 0;
     
107. T_CLK = 0;
     
108. T_RST = 1;
     
109. v_RTInputByte(0xfe); /* 0xbe:時(shí)鐘多字節(jié)寫命令 */
     
110. for (i=31;i>0;i--) /*31Byte 寄存器數(shù)據(jù) */
     
111. {
     
112. v_RTInputByte(*pReDa); /* 寫1Byte數(shù)據(jù)*/
     
113. pReDa++;
     
114. }
     
115. T_CLK = 1;
     
116. T_RST =0;
     
117. }
     
118. 
     
119. void v_BurstR1302R(unsigned char *pReDa)
     
120. {
     
121. unsigned char i;
     
122. T_RST = 0;
     
123. T_CLK = 0;
     
124. T_RST = 1;
     
125. v_RTInputByte(0xff); /* 0xbf:時(shí)鐘多字節(jié)讀命令 */
     
126. for (i=31; i>0; i--) /*31Byte 寄存器數(shù)據(jù) */
     
127. {
     
128. *pReDa = uc_RTOutputByte(); /* 讀1Byte數(shù)據(jù) */
     
129. pReDa++;
     
130. }
     
131. T_CLK = 1;
     
132. T_RST =0;
     
133. }
     
134. 
     
135. void v_setd1302(unsigned char *pSecDa)
     
136. {
     
137. unsigned char i;
     
138. unsigned char ucAddr = 0x80;
     
139. v_W1302(0x8e,0x00); /* 控制命令,WP=0,寫操作?*/
     
140. for(i =7;i>0;i--)
     
141. {
     
142. v_W1302(ucAddr,*pSecDa); /* 秒 分 時(shí) 日 月 星期 年 */
     
143. 
     
144. pSecDa++;
     
145. ucAddr +=2;
     
146. }
     
147. v_W1302(0x8e,0x80); /* 控制命令,WP=1,寫保護(hù)?*/
     
148. }
     
149. 
     
150. 
     
151. void delay()
     
152. { unsigned char y;
     
153. for(y=0;y<0xff;y++)
     
154. {;}
     
155. }
     
156. 
     
157. 
     
158. void wc51r(unsigned char j)//寫命令
     
159. {
     
160. e=0;rs=0;rw=0;
     
161. e=1;
     
162. P1=j;
     
163. e=0;
     
164. delay();
     
165. }
     
166. 
     
167. void init()//初始化
     
168. {
     
169. wc51r(0x01);
     
170. wc51r(0x38);
     
171. wc51r(0x38);
     
172. wc51r(0x0e);
     
173. wc51r(0x06);
     
174. wc51r(0x0c);
     
175. }
     
176. 
     
177. 
     
178. void wc51ddr(unsigned char j)//寫數(shù)據(jù)
     
179. {
     
180. e=0;rs=1;rw=0;
     
181. e=1;
     
182. P1=j;
     
183. e=0;
     
184. delay();
     
185. }
     
186. 
     
187. void write1602(unsigned char add,unsigned char da)//寫入顯示數(shù)據(jù)
     
188. {wc51r(add);wc51ddr(da);}
     
189. 
     
190. 
     
191. 
     
192. void main(void)
     
193. {
     
194. unsigned char ucCurtime[7];
     
195. unsigned char i,yearh,yearl,monh,monl,dah,dal,hoh,hol,mih,mil,seh,sel;
     
196. unsigned char ucAddr;
     
197. unsigned int c;
     
198. 
     
199. init();
     
200. write1602(0x85,0x35);
     
201. for(c=0;c<30000;c++);
     
202. write1602(0x86,0x32);
     
203. for(c=0;c<30000;c++);
     
204. write1602(0x87,0x4D);
     
205. for(c=0;c<30000;c++);
     
206. write1602(0x88,0x43);
     
207. for(c=0;c<30000;c++);
     
208. write1602(0x89,0x55);
     
209. for(c=0;c<30000;c++);
     
210. write1602(0xC2,0x51);
     
211. write1602(0xC3,0x51);
     
212. write1602(0xC4,0x3A);
     
213. write1602(0xC5,0x35);
     
214. write1602(0xC6,0x39);
     
215. write1602(0xC7,0x37);
     
216. write1602(0xC8,0x33);
     
217. write1602(0xC9,0x38);
     
218. write1602(0xCA,0x35);
     
219. write1602(0xCB,0x33);
     
220. write1602(0xCC,0x36);
     
221. write1602(0xCD,0x39);
     
222. for(c=0;c<50000;c++);
     
223. init();//LCD初始化
     
224. 
     
225. 
     
226. 
     
227. 
     
228. 
     
229. TMOD=0X20;
     
230. TH1=0XF3;
     
231. TL1=0XF3;
     
232. SCON=0X50;
     
233. PCON=0X00;
     
234. IT0=1;
     
235. EX0=1;
     
236. IT1=1;
     
237. EX1=1;
     
238. TR1=1;
     
239. EA=1;
     
240. ES=1;
     
241. while(1)
     
242. {ucAddr = 0x81;
     
243. for (i=0;i<7;i++)
     
244. {
     
245. ucCurtime[i] = uc_R1302(ucAddr);/*格式為: 秒 分 時(shí) 日 月 星期 年 */
     
246. ucAddr += 2;
     
247. }
     
248. 
     
249. 
     
250. yearh=ucCurtime[6]/16;
     
251. yearl=ucCurtime[6]%16;
     
252. monh=ucCurtime[4]/16;
     
253. monl=ucCurtime[4]%16;
     
254. dah=ucCurtime[3]/16;
     
255. dal=ucCurtime[3]%16;
     
256. 
     
257. hoh=ucCurtime[2]/16;
     
258. hol=ucCurtime[2]%16;
     
259. mih=ucCurtime[1]/16;
     
260. mil=ucCurtime[1]%16;
     
261. seh=ucCurtime[0]/16;
     
262. sel=ucCurtime[0]%16;
     
263. 
     
264. 
     
265. 
     
266. write1602(0x80,0x44);
     
267. write1602(0x81,0x61);
     
268. write1602(0x82,0x74);
     
269. write1602(0x83,0x65);
     
270. write1602(0x84,0x3a);//顯示date:
     
271. 
     
272. write1602(0x85,tab[yearh]);
     
273. write1602(0x86,tab[yearl]);
     
274. write1602(0x87,0x2d);//顯示年
     
275. write1602(0x88,tab[monh]);
     
276. write1602(0x89,tab[monl]);
     
277. write1602(0x8a,0x2d);//顯示月
     
278. write1602(0x8b,tab[dah]);
     
279. write1602(0x8c,tab[dal]);
     
280. 
     
281. write1602(0xc0,0x54);
     
282. write1602(0xc1,0x69);
     
283. write1602(0xc2,0x6d);
     
284. write1602(0xc3,0x65);
     
285. write1602(0xc4,0x3a);//顯示time:
     
286. 
     
287. write1602(0xc5,tab[hoh]);
     
288. write1602(0xc6,tab[hol]);
     
289. write1602(0xc7,0x3a);//顯示小時(shí)
     
290. write1602(0xc8,tab[mih]);
     
291. write1602(0xc9,tab[mil]);
     
292. write1602(0xca,0x3a);//顯示小時(shí)
     
293. write1602(0xcb,tab[seh]);
     
294. write1602(0xcc,tab[sel]);
     
295. 
     
296. if((ucCurtime[1]==0)&(ucCurtime[0]==0|ucCurtime[0]==1|ucCurtime[0]==2))//3秒整點(diǎn)報(bào)時(shí)
     
297.   speaker=0;
     
298. else speaker=1;
     
299. 
     
300. }
     
301. }
     
302. 
     
303. 
     
304. 
     
305. 
     
306. serint() interrupt 4
     
307. { //EA=0;
     
308.   static unsigned char k;
     
309.   unsigned char temp,year,month,date,hour,min,sec,week;
     
310.   unsigned char stemp[7]={0};
     
311.   RI=1;
     
312.   temp=SBUF;
     
313.   RI=0;
     
314.   k++;
     
315.   switch (k)
     
316.   { case 1:sec=temp;
     
317.            break;
     
318.         case 2:min=temp;
     
319.                break;
     
320.         case 3:hour=temp;
     
321.                break;
     
322.         case 4:date=temp;
     
323.                break;
     
324.         case 5:month=temp;
     
325.                break;
     
326.         case 6:week=temp;
     
327.                break;
     
328.         case 7:year=temp;
     
329.                stemp[0]=(sec/10)*16+sec%10;
     
330.                    stemp[1]=(min/10)*16+min%10;
     
331.                    stemp[2]=(hour/10)*16+hour%10;
     
332.                    stemp[3]=(date/10)*16+date%10;
     
333.                    stemp[4]=(month/10)*16+month%10;
     
334.                    stemp[5]=(week/10)*16+week%10;
     
335.                    stemp[6]=(year/10)*16+year%10;
     
336.            v_setd1302(stemp);//設(shè)定值
     
337.                    k=0;
     
338.                break;
     
339.   }
     
340. }

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