单片机可调时间继电器制作 三个按键 LCD12864显示附程序

液晶12864（KS0108主控）做动作显示，74hc573 做扩展，三个按键，功能键，+ ，－。可调节组和各单元时间间隔。









下面是可调时控继电器的51单片机程序源码：

1. #include
   

2. #include
   

3. #include
   

4. #define uint unsigned int
   

5. #define uchar unsigned char
   

6. #define lcd_bus P0
   

7. #define date_bus P3
   

8. 
   

9. /*************LCD接口定义*************/
   

10. sbit rs=P2^0;
    

11. sbit rw=P2^1;
    

12. sbit e=P2^2;
    

13. sbit cs1=P2^3;
    

14. sbit cs2=P2^4;
    

15. sbit rst=P2^5;
    

16. /***************外扩输出*************/
    

17. sbit a573a=P1^0;
    

18. sbit a573b=P1^1;
    

19. sbit a573c=P1^2;
    

20. 
    

21. /*********按键*****************/
    

22. sbit gn=P1^4;
    

23. sbit jia=P1^5;
    

24. sbit jian=P1^6;
    

25. /***************初始屏(工作)时显示************/
    

26. uchar code table1[][32]={
    

27. //'第',
    

28. 0x10,0x08,0x94,0x97,0x9C,0x96,0x94,0xF8,
    

29. 0x97,0x94,0x9C,0x94,0xF6,0x04,0x00,0x00,
    

30. 0x00,0x40,0x47,0x24,0x24,0x14,0x0C,0xFF,
    

31. 0x04,0x04,0x24,0x44,0x44,0x3E,0x04,0x00,
    

32. 
    

33. //'一',
    

34. 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
    

35. 0x80,0x80,0x80,0x80,0x80,0xC0,0x80,0x00,
    

36. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    

37. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
    

38. //'组',
    

39. 0x20,0x30,0xAC,0x63,0x20,0x10,0x00,0xFC,
    

40. 0x44,0x44,0x44,0x44,0xFE,0x04,0x00,0x00,
    

41. 0x22,0x67,0x22,0x12,0x12,0x52,0x40,0x7F,
    

42. 0x44,0x44,0x44,0x44,0x7F,0x40,0x40,0x00,
    

43. 
    

44. /*******框周围亮中间黑**********/
    

45. 0xFF,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
    

46. 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0xFF,
    

47. 0xFF,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
    

48. 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0xFF,
    

49. 
    

50. /****************圆灭**********************************/
    

51. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
    

52. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
    

53. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
    

54. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
    

55. 
    

56. /****************圆灭**********************************/
    

57. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
    

58. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
    

59. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
    

60. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
    

61. 
    

62. /****************圆灭**********************************/
    

63. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
    

64. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
    

65. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
    

66. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
    

67. /****************圆灭**********************************/
    

68. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
    

69. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
    

70. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
    

71. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
    

72. 
    

73. //'第',
    

74. 0x10,0x08,0x94,0x97,0x9C,0x96,0x94,0xF8,
    

75. 0x97,0x94,0x9C,0x94,0xF6,0x04,0x00,0x00,
    

76. 0x00,0x40,0x47,0x24,0x24,0x14,0x0C,0xFF,
    

77. 0x04,0x04,0x24,0x44,0x44,0x3E,0x04,0x00,
    

78. 
    

79. 
    

80. //'二',
    

81. 0x00,0x00,0x08,0x08,0x08,0x08,0x08,0x08,
    

82. 0x08,0x08,0x08,0x0C,0x08,0x00,0x00,0x00,
    

83. 0x10,0x10,0x10,0x10,0x10,0x10,0x10,0x10,
    

84. 0x10,0x10,0x10,0x10,0x10,0x18,0x10,0x00,
    

85. 
    

86. //'组',
    

87. 0x20,0x30,0xAC,0x63,0x20,0x10,0x00,0xFC,
    

88. 0x44,0x44,0x44,0x44,0xFE,0x04,0x00,0x00,
    

89. 0x22,0x67,0x22,0x12,0x12,0x52,0x40,0x7F,
    

90. 0x44,0x44,0x44,0x44,0x7F,0x40,0x40,0x00,
    

91. /*******框周围亮中间黑**********/
    

92. 0xFF,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
    

93. 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0xFF,
    

94. 0xFF,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
    

95. 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0xFF,
    

96. 
    

97. 
    

98. /****************圆灭**********************************/
    

99. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
    

100. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
     

101. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
     

102. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
     

103. 
     

104. /****************圆灭**********************************/
     

105. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
     

106. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
     

107. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
     

108. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
     

109. 
     

110. /****************圆灭**********************************/
     

111. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
     

112. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
     

113. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
     

114. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
     

115. /****************圆灭**********************************/
     

116. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
     

117. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
     

118. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
     

119. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
     

120. 
     

121. //'第',
     

122. 0x10,0x08,0x94,0x97,0x9C,0x96,0x94,0xF8,
     

123. 0x97,0x94,0x9C,0x94,0xF6,0x04,0x00,0x00,
     

124. 0x00,0x40,0x47,0x24,0x24,0x14,0x0C,0xFF,
     

125. 0x04,0x04,0x24,0x44,0x44,0x3E,0x04,0x00,
     

126. 
     

127. //'三',
     

128. 0x00,0x04,0x84,0x84,0x84,0x84,0x84,0x84,
     

129. 0x84,0x84,0x84,0xC4,0x86,0x04,0x00,0x00,
     

130. 0x20,0x20,0x20,0x20,0x20,0x20,0x20,0x20,
     

131. 0x20,0x20,0x20,0x20,0x20,0x30,0x20,0x00,
     

132. 
     

133. 
     

134. //'组',
     

135. 0x20,0x30,0xAC,0x63,0x20,0x10,0x00,0xFC,
     

136. 0x44,0x44,0x44,0x44,0xFE,0x04,0x00,0x00,
     

137. 0x22,0x67,0x22,0x12,0x12,0x52,0x40,0x7F,
     

138. 0x44,0x44,0x44,0x44,0x7F,0x40,0x40,0x00,
     

139. /*******框周围亮中间黑**********/
     

140. 0xFF,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
     

141. 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0xFF,
     

142. 0xFF,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
     

143. 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0xFF,
     

144. 
     

145. 
     

146. /****************圆灭**********************************/
     

147. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
     

148. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
     

149. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
     

150. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
     

151. 
     

152. /****************圆灭**********************************/
     

153. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
     

154. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
     

155. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
     

156. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
     

157. 
     

158. /****************圆灭**********************************/
     

159. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
     

160. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
     

161. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
     

162. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
     

163. /****************圆灭**********************************/
     

164. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
     

165. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
     

166. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
     

167. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
     

168. 
     

169. //'第',
     

170. 0x10,0x08,0x94,0x97,0x9C,0x96,0x94,0xF8,
     

171. 0x97,0x94,0x9C,0x94,0xF6,0x04,0x00,0x00,
     

172. 0x00,0x40,0x47,0x24,0x24,0x14,0x0C,0xFF,
     

173. 0x04,0x04,0x24,0x44,0x44,0x3E,0x04,0x00,
     

174. 
     

175. //'四',
     

176. 0x00,0xFC,0x04,0x04,0x04,0xFC,0x04,0x04,
     

177. 0x04,0xFC,0x04,0x04,0x04,0xFE,0x04,0x00,
     

178. 0x00,0x7F,0x20,0x28,0x24,0x23,0x20,0x20,
     

179. 0x20,0x21,0x22,0x22,0x22,0x7F,0x00,0x00,
     

180. 
     

181. //'组',
     

182. 0x20,0x30,0xAC,0x63,0x20,0x10,0x00,0xFC,
     

183. 0x44,0x44,0x44,0x44,0xFE,0x04,0x00,0x00,
     

184. 0x22,0x67,0x22,0x12,0x12,0x52,0x40,0x7F,
     

185. 0x44,0x44,0x44,0x44,0x7F,0x40,0x40,0x00,
     

186. 
     

187. /*******框周围亮中间黑**********/
     

188. 0xFF,0x01,0x01,0x01,0x01,0x01,0x01,0x01,
     

189. 0x01,0x01,0x01,0x01,0x01,0x01,0x01,0xFF,
     

190. 0xFF,0x80,0x80,0x80,0x80,0x80,0x80,0x80,
     

191. 0x80,0x80,0x80,0x80,0x80,0x80,0x80,0xFF,
     

192. 
     

193. 
     

194. /****************圆灭**********************************/
     

195. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
     

196. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
     

197. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
     

198. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
     

199. 
     

200. /****************圆灭**********************************/
     

201. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
     

202. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
     

203. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
     

204. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
     

205. 
     

206. /****************圆灭**********************************/
     

207. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
     

208. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
     

209. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
     

210. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
     

211. /****************圆灭**********************************/
     

212. 0xF0,0x1C,0x0C,0x06,0x02,0x01,0x01,0x01,
     

213. 0x01,0x01,0x02,0x02,0x04,0x1C,0xF0,0xC0,
     

214. 0x0F,0x38,0x30,0x60,0x40,0x80,0x80,0x80,
     

215. 0x80,0x80,0x40,0x60,0x30,0x38,0x0F,0x03,
     

216. /******框中间亮******/
     

217. 0x00,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,
     

218. 0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0x00,
     

219. 0x00,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,
     

220. 0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x7F,0x00,
     

221. /****************圆亮****************************/
     

222. 0xC0,0xF0,0xF8,0xFC,0xFC,0xFE,0xFE,0xFE,
     

223. 0xFE,0xFE,0xFE,0xFC,0xFC,0xF8,0xF0,0xC0,
     

224. 0x03,0x0F,0x1F,0x3F,0x3F,0x7F,0x7F,0x7F,
     

225. 0x7F,0x7F,0x7F,0x3F,0x3F,0x1F,0x0F,0x03,
     

226. 
     

227. /***************调整时显示***********************/
     

228. 
     

229. //
     

230. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

231. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

232. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

233. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

234. //-- 圆 --
     

235. 0x00,0xFE,0x02,0x82,0xBA,0xAA,0xAA,0xAA,
     

236. 0xAA,0xAA,0xBA,0x82,0x02,0xFF,0x02,0x00,
     

237. 0x00,0xFF,0x40,0x4F,0x60,0x50,0x48,0x46,
     

238. 0x48,0x50,0x60,0x4F,0x40,0xFF,0x00,0x00,
     

239. //-- 间 --
     

240. 0x00,0xF8,0x01,0x02,0xF6,0x10,0x12,0x12,
     

241. 0x12,0x12,0xFA,0x12,0x02,0xFF,0x02,0x00,
     

242. 0x00,0xFF,0x00,0x00,0x3F,0x11,0x11,0x11,
     

243. 0x11,0x11,0x3F,0x40,0x80,0x7F,0x00,0x00,
     

244. //-- 隔 --
     

245. 0x00,0xFE,0x22,0x5A,0x86,0x02,0x7A,0x4A,
     

246. 0x4A,0x4A,0x4A,0x4A,0x7B,0x82,0x00,0x00,
     

247. 0x00,0xFF,0x04,0x08,0x07,0xFF,0x09,0x0B,
     

248. 0x0D,0x79,0x0D,0x4B,0x89,0x7F,0x01,0x00,
     

249. //-- 调 --
     

250. 0x20,0x21,0xE6,0x00,0x00,0xFE,0x82,0x92,
     

251. 0x92,0xFE,0x92,0xD2,0x82,0xFF,0x02,0x00,
     

252. 0x00,0x00,0x3F,0x90,0x48,0x3F,0x00,0x3E,
     

253. 0x12,0x12,0x12,0x5E,0x80,0x7F,0x00,0x00,
     

254. //-- 整 --
     

255. 0x00,0x3A,0xAA,0x6A,0xFF,0x6A,0xAA,0x3A,
     

256. 0x08,0xB7,0x44,0xA4,0x1C,0x06,0x04,0x00,
     

257. 0x41,0x41,0x42,0x42,0x7B,0x42,0x42,0x7E,
     

258. 0x4B,0x4A,0x4A,0x4A,0x43,0x61,0x41,0x00,
     

259. //
     

260. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

261. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

262. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

263. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

264. //
     

265. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

266. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

267. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

268. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

269. 
     

270. //
     

271. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

272. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

273. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

274. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

275. 
     

276. //-- 组 --
     

277. 0x20,0x30,0xAC,0x63,0x20,0x10,0x00,0xFC,
     

278. 0x44,0x44,0x44,0x44,0xFE,0x04,0x00,0x00,
     

279. 0x22,0x67,0x22,0x12,0x12,0x52,0x40,0x7F,
     

280. 0x44,0x44,0x44,0x44,0x7F,0x40,0x40,0x00,
     

281. //-- 间 --
     

282. 0x00,0xF8,0x01,0x02,0xF6,0x10,0x12,0x12,
     

283. 0x12,0x12,0xFA,0x12,0x02,0xFF,0x02,0x00,
     

284. 0x00,0xFF,0x00,0x00,0x3F,0x11,0x11,0x11,
     

285. 0x11,0x11,0x3F,0x40,0x80,0x7F,0x00,0x00,
     

286. //-- 隔 --
     

287. 0x00,0xFE,0x22,0x5A,0x86,0x02,0x7A,0x4A,
     

288. 0x4A,0x4A,0x4A,0x4A,0x7B,0x82,0x00,0x00,
     

289. 0x00,0xFF,0x04,0x08,0x07,0xFF,0x09,0x0B,
     

290. 0x0D,0x79,0x0D,0x4B,0x89,0x7F,0x01,0x00,
     

291. //-- 调 --
     

292. 0x20,0x21,0xE6,0x00,0x00,0xFE,0x82,0x92,
     

293. 0x92,0xFE,0x92,0xD2,0x82,0xFF,0x02,0x00,
     

294. 0x00,0x00,0x3F,0x90,0x48,0x3F,0x00,0x3E,
     

295. 0x12,0x12,0x12,0x5E,0x80,0x7F,0x00,0x00,
     

296. //-- 整 --
     

297. 0x00,0x3A,0xAA,0x6A,0xFF,0x6A,0xAA,0x3A,
     

298. 0x08,0xB7,0x44,0xA4,0x1C,0x06,0x04,0x00,
     

299. 0x41,0x41,0x42,0x42,0x7B,0x42,0x42,0x7E,
     

300. 0x4B,0x4A,0x4A,0x4A,0x43,0x61,0x41,0x00,
     

301. //
     

302. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

303. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

304. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

305. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

306. //
     

307. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

308. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

309. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

310. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

311. //
     

312. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

313. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

314. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

315. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

316. //
     

317. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

318. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

319. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
     

320. 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00, };
     

321. /************定义变量******************/
     

322. uchar sj,sk=1,on,gnb;
     

323. uint mm,miao,zuj=40,yuanj=20;
     

324. uint fzg,zjg=0;
     

325. uint yjiab=3,zjiab=3;
     

326. uchar ja=0,tt,ti;
     

327. /*******毫秒延时************/
     

328. void delay(uint a)
     

329. {
     

330. uint x,y;
     

331. for(x=0;x<>
     

332. for(y=0;y<>
     

333. }
     

334. /***********延时*************/
     

335. void delayy()
     

336. {
     

337. _nop_();
     

338. _nop_();
     

339. _nop_();
     

340. _nop_();
     

341. _nop_();
     

342. _nop_();
     

343. _nop_();
     

344. _nop_();
     

345. _nop_();
     

346. _nop_();
     

347. _nop_();
     

348. _nop_();
     

349. }
     

350. /************测忙**************/
     

351. void lcd_busm()
     

352. {
     

353. uchar temp;
     

354. do
     

355. {
     

356. temp=0x80;
     

357. rs=0;
     

358. _nop_();
     

359. _nop_();
     

360. _nop_();
     

361. rw=1;
     

362. e=1;
     

363. temp=lcd_bus;
     

364. _nop_();
     

365. _nop_();
     

366. _nop_();
     

367. e=0;
     

368. } while((temp&0x80)==0x80);
     

369. }
     

370. /***********写指令********************/
     

371. void send_comm(uchar comm)
     

372. {
     

373. lcd_busm();
     

374. rs=0;
     

375. delayy();
     

376. rw=0;
     

377. lcd_bus=comm;
     

378. delayy();
     

379. e=1;
     

380. delayy();
     

381. e=0;
     

382. }
     

383. /************写数据********************/
     

384. void send_data(uchar date)
     

385. {
     

386. lcd_busm();
     

387. rs=1;
     

388. delayy();
     

389. rw=0;
     

390. delayy();
     

391. lcd_bus=date;
     

392. delayy();
     

393. e=1;
     

394. delayy();
     

395. e=0;
     

396. }
     

397. /*************选屏****************/
     

398. void csp(uchar a)
     

399. {
     

400. switch(a)
     

401. {
     

402. case 0:
     

403. {
     

404. cs1=1;
     

405. cs2=1;
     

406. break;
     

407. }
     

408. case 1:
     

409. {
     

410. cs1=1;
     

411. cs2=0;
     

412. break;
     

413. }
     

414. case 2:
     

415. {
     

416. cs1=0; delayy();
     

417. cs2=1;
     

418. break;
     

419. }
     

420. default: break;
     

421. }
     

422. }
     

423. /**********初始化*****************/
     

424. void init()
     

425. {
     

426. rst=0;
     

427. delay(150);
     

428. rst=1;
     

429. delay(100);
     

430. csp(0);
     

431. send_comm(0x3f);
     

432. delayy();
     

433. send_comm(0xc0);
     

434. a573a=0;
     

435. a573b=0;
     

436. a573c=0;
     

437. }
     

438. /**************定时器初始化**************/
     

439. void time()
     

440. {
     

441. TMOD=0x11;
     

442. TH0=0x3c;
     

443. TL0=0xb0;
     

444. TH1=0X3C;
     

445. TL1=0XB0;
     

446. EA=1;
     

447. ET0=1;
     

448. ET1=1;
     

449. TR0=1;
     

450. TR1=1;
     

451. }
     

452. /***********设置页地址*************/
     

453. void x_page(uchar x)
     

454. {
     

455. send_comm(0xb8+x);
     

456. delayy();
     

457. }
     

458. /************设置列地址***********/
     

459. void y_line(uchar y)
     

460. {
     

461. send_comm(0x40+y);
     

462. delayy();
     

463. }
     

464. /************设置行地址***********/
     

465. void z_hang(uchar z)
     

466. {
     

467. send_comm(0xc0+z);
     

468. delayy();
     

469. }
     

470. 
     

471. /*************清空显示内存***********/
     

472. void clean()
     

473. {
     

474. uchar i,j,k;
     

475. for(i=0;i<>
     

476. {
     

477. csp(0);
     

478. y_line(0);
     

479. delayy();
     

480. x_page(i);
     

481. delayy();
     

482. 
     

483. csp(1);
     

484. for(j=0;j<>
     

485. {
     

486. send_data(0x00);
     

487. }
     

488. delayy();
     

489. csp(2);
     

490. for(k=64;k<>
     

491. {
     

492. send_data(0x00);
     

493. }
     

494. }
     

495. }
     

496. 
     

497. /****************页和列地址*****************/
     

498. void write_x_y(uchar x,y)
     

499. {
     

500. x_page(x);
     

501. y_line(y);
     

502. }
     

503. 
     

504. /**************指定位置写汉字****************/
     

505. void write_zf(uchar a,b,c )
     

506. {
     

507. uchar k,m;
     

508. 
     

509. write_x_y(a,b); //写页和列地址是字的上半
     

510. for(k=0;k<>
     

511. {
     

512. send_data(table1[c][k]);
     

513. }
     

514. delayy();
     

515. write_x_y(a+1,b); //写页和列地址是字的下半
     

516. for(m=16;m<>
     

517. {
     

518. send_data(table1[c][m]);
     

519. }
     

520. }
     

521. 
     

522. /*****************指定位置写字ASCII*************/
     

523. void write_ascii(uchar a,b,c )
     

524. {
     

525. uchar k,m;
     

526. 
     

527. write_x_y(a,b);
     

528. for(k=0;k<>
     

529. {
     

530. send_data(table1[c][k]);
     

531. }
     

532. delayy();
     

533. write_x_y(a+1,b);
     

534. for(m=8;m<>
     

535. {
     

536. send_data(table1[c][m]);
     

537. }
     

538. }
     

539. /***************满行写字***************/
     

540. void write_mh(uchar a,b,c) //（页，列 ，字）
     

541. {
     

542. uchar i,d;
     

543. csp(1);
     

544. for(i=0;i<>
     

545. {
     

546. write_zf(a,b+i*16,c++);
     

547. }
     

548. csp(2); delayy();
     

549. for(d=0;d<>
     

550. {
     

551. write_zf(a,b+d*16,c++);
     

552. }
     

553. 
     

554. }