📄 main.lst
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C51 COMPILER V7.06 MAIN 03/13/2008 11:48:11 PAGE 1
C51 COMPILER V7.06, COMPILATION OF MODULE MAIN
OBJECT MODULE PLACED IN main.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE main.c BROWSE DEBUG OBJECTEXTEND
stmt level source
1 #include<AT892051.H>
2 #include <intrins.h>
3
4 #define Nop() _nop_();
5 typedef unsigned char uchar;
6 typedef unsigned int uint;
7
8 uchar code CrcTable [256] = {
9 0, 94, 188, 226, 97, 63, 221, 131, 194, 156, 126, 32, 163, 253, 31, 65,
10 157, 195, 33, 127, 252, 162, 64, 30, 95, 1, 227, 189, 62, 96, 130, 220,
11 35, 125, 159, 193, 66, 28, 254, 160, 225, 191, 93, 3, 128, 222, 60, 98,
12 190, 224, 2, 92, 223, 129, 99, 61, 124, 34, 192, 158, 29, 67, 161, 255,
13 70, 24, 250, 164, 39, 121, 155, 197, 132, 218, 56, 102, 229, 187, 89, 7,
14 219, 133, 103, 57, 186, 228, 6, 88, 25, 71, 165, 251, 120, 38, 196, 154,
15 101, 59, 217, 135, 4, 90, 184, 230, 167, 249, 27, 69, 198, 152, 122, 36,
16 248, 166, 68, 26, 153, 199, 37, 123, 58, 100, 134, 216, 91, 5, 231, 185,
17 140, 210, 48, 110, 237, 179, 81, 15, 78, 16, 242, 172, 47, 113, 147, 205,
18 17, 79, 173, 243, 112, 46, 204, 146, 211, 141, 111, 49, 178, 236, 14, 80,
19 175, 241, 19, 77, 206, 144, 114, 44, 109, 51, 209, 143, 12, 82, 176, 238,
20 50, 108, 142, 208, 83, 13, 239, 177, 240, 174, 76, 18, 145, 207, 45, 115,
21 202, 148, 118, 40, 171, 245, 23, 73, 8, 86, 180, 234, 105, 55, 213, 139,
22 87, 9, 235, 181, 54, 104, 138, 212, 149, 203, 41, 119, 244, 170, 72, 22,
23 233, 183, 85, 11, 136, 214, 52, 106, 43, 117, 151, 201, 74, 20, 246, 168,
24 116, 42, 200, 150, 21, 75, 169, 247, 182, 232, 10, 84, 215, 137, 107, 53};
25
26 code uchar DisMode[14] = {0xa0, 0xbd, 0x64, 0x25, 0x39, 0x23, 0x22, 0xb5, 0x20, 0x21, 0x62, 0x7f, 0xff, 0x
-df};
27 uchar DisCon[3]; // 0 1 2 3 4 5 6 7 8 9 e - nl d
-ot
28
29 sbit k1 = P3^0; //继电器H
30 sbit Ld = P3^1; //
31 sbit key_up = P3^2; //+key
32 sbit key_do = P3^3; //-key
33 sbit led_r = P3^4; //green led
34 sbit led_y = P3^5; //red led
35 sbit led2 = P3^7; //L
36
37 sbit led3 = P1^0; //L
38 sbit led1 = P1^1; //L
39 sbit led_g = P1^2; //green led
40 sbit Sck = P1^4; //4094 Sck
41 sbit Qd = P1^5; //4069 Qd
42 sbit Sw = P1^6; //water postion
43 sbit TempIO = P1^7; //18b20
44
45 bit Flag, DisFlag, ErFlag; //Flag 1,18b20 工作常 0，异常 DisFlag 1,显示当前温度 0,显示设定温度
46 bit Error;
47 uchar *p;
48 uchar idata temp_buff[9];
49 uint Temperature;
50 uchar SetTemp;
51 const HiTemp = 60, LoTemp = 23;
52
53 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
C51 COMPILER V7.06 MAIN 03/13/2008 11:48:11 PAGE 2
54 //+ 函数原型声明
55 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
56 void Swbt(uchar bt,bit Sw);
57 void Config18b20 (void);
58 void delay(uchar x);
59 void display(void);
60 void GetKey(void);
61 void Init18b20 (void);
62 void WriteByte (uchar wr);
63 uchar ReadByte (void);
64 void read_bytes (uchar j);
65 uchar CRC (uchar j);
66 void TemperatuerResult(void);
67
68
69 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
70 //+ 函数: Swbt
71 //+ 功能: 指定位数码管开关
72 //+ 参数: bt位，Sw开关0开1关
73 //+ 返回: 无
74 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
75 void Swbt(uchar bt,bit Sw)
76 {
77 1 if (Sw)
78 1 {
79 2 switch (bt)
80 2 {
81 3 case 0:led1 = 0; break;
82 3 case 1:led2 = 0; break;
83 3 case 2:led3 = 0; break;
84 3 default: break;
85 3 }
86 2 }
87 1 else
88 1 {
89 2 switch (bt)
90 2 {
91 3 case 0:led1 = 1; break;
92 3 case 1:led2 = 1; break;
93 3 case 2:led3 = 1; break;
94 3 default: break;
95 3 }
96 2 }
97 1
98 1 }
99
100 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
101 //+ 函数: delay
102 //+ 功能: 按键和显示用延时
103 //+ 参数: x
104 //+ 返回: 无
105 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
106 void kdelay(uchar x)
107 {
108 1 uchar i, j;
109 1 for (i = x; i > 0; i--)
110 1 {
111 2 for (j = 0; j < 255; j++)
112 2 {;}
113 2 }
114 1 }
115
C51 COMPILER V7.06 MAIN 03/13/2008 11:48:11 PAGE 3
116 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
117 //+ 函数: delay
118 //+ 功能: 18B20 用延时
119 //+ 参数: x
120 //+ 返回: 无
121 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
122 void delay(uchar x)
123 {
124 1 while (x--);
125 1 }
126
127 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
128 //+ 函数: Rread_bytes
129 //+ 功能: 读18B20
130 //+ 参数: j
131 //+ 返回: 无
132 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
133 void read_bytes (uchar j)
134 {
135 1 uchar i;
136 1 for(i = 0; i < j; i ++)
137 1 {
138 2 *p = ReadByte();
139 2 p ++;
140 2 }
141 1 }
142
143 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
144 //+ 函数: ReadByte
145 //+ 功能: 读取单字节
146 //+ 参数: 无
147 //+ 返回: 无
148 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
149 uchar ReadByte (void) //读取单字节
150 {
151 1 uchar i,u = 0;
152 1 for(i = 0; i < 8; i ++)
153 1 {
154 2 TempIO = 0;
155 2 u >>= 1;
156 2 TempIO = 1;
157 2 if(TempIO ==1 )
158 2 u |= 0x80;
159 2 delay (4);
160 2 Nop();
161 2 }
162 1 return(u);
163 1 }
164 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
165 //+ 函数: ReadID
166 //+ 功能: 读取器件 id
167 //+ 参数: 无
168 //+ 返回: 无
169 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
170 /*void ReadID (void)
171 {
172 Init18b20();
173 WriteByte(0x33); //read rom
174 read_bytes(8);
175 }*/
176 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
177 //+函数:Init18b20
C51 COMPILER V7.06 MAIN 03/13/2008 11:48:11 PAGE 4
178 //+ 功能:18B20初始化
179 //+ 参数: wr
180 //+ 返回: 无
181 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
182 void Init18b20 (void)
183 {
184 1 TempIO = 1;
185 1 Nop();
186 1 TempIO = 0;
187 1 delay(86); //delay 530 uS//80
188 1 Nop();
189 1 TempIO = 1;
190 1 delay(14); //delay 100 uS//14
191 1 Nop(); Nop(); Nop();
192 1
193 1 if(TempIO == 0)
194 1 Flag = 1; //detect 1820 success!
195 1 else
196 1 Flag = 0; //detect 1820 fail!
197 1 delay(20); //20
198 1 Nop();
199 1 Nop();
200 1 TempIO = 1;
201 1 }
202
203 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
204 //+ 函数: WriteByte
205 //+ 功能: 18B20单字节写入
206 //+ 参数: wr
207 //+ 返回: 无
208 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
209 void WriteByte (uchar wr) //单字节写入
210 {
211 1 uchar i;
212 1
213 1 for (i = 0; i < 8; i ++)
214 1 {
215 2 TempIO = 0;
216 2 Nop();
217 2 TempIO = wr & 0x01;
218 2 delay(5); //delay 45 uS //5
219 2 Nop();
220 2 Nop();
221 2 TempIO = 1;
222 2 wr >>= 1;
223 2 }
224 1 }
225
226 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
227 //+ 函数: Config18b20
228 //+ 功能: 重新配置报警限定值和分辨率
229 //+ 参数: 无
230 //+ 返回: 无
231 //+++++++++++++++++++++++++++++++++++++++++++++++++++++
232 void Config18b20 (void) //重新配置报警限定值和分辨率
233 {
234 1 Init18b20();
235 1 WriteByte(0xcc); //skip rom
236 1 WriteByte(0x4e); //write scratchpad
237 1 WriteByte(0x28); //上限
238 1 WriteByte(0x14); //下限
239 1 WriteByte(0x7f); //set 11 bit (0.125)
C51 COMPILER V7.06 MAIN 03/13/2008 11:48:11 PAGE 5
240 1 Init18b20();
241 1 WriteByte(0xcc); //skip rom
242 1 WriteByte(0x48); //保存设定值
243 1 Init18b20();
244 1 WriteByte(0xcc); //skip rom
245 1 WriteByte(0xb8); //回调设定值
246 1 }
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