📄 0832.lst
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C51 COMPILER V6.12 0832 01/07/2007 20:18:14 PAGE 1
C51 COMPILER V6.12, COMPILATION OF MODULE 0832
OBJECT MODULE PLACED IN .\0832.OBJ
COMPILER INVOKED BY: G:\单片机学习\单片机软件\keil\C51\BIN\C51.EXE .\0832.c BROWSE DEBUG OBJECTEXTEND
stmt level source
1 #include <intrins.h>
2 #include <reg51.h>
3 #include <stdio.h>
4
5 #define ulong unsigned long
6 #define uint unsigned int
7 #define uchar unsigned char
8 uchar k,i,j;
9 float l;
10 sbit sw=P3^0; //159选通开关
11 sbit ADCS =P3^1; //ADC0832 chip seclect
12 sbit ADDI =P3^3; //ADC0832 k in
13 sbit ADDO =P3^3; //ADC0832 k out
14 sbit ADCLK =P3^2; //ADC0832 clock signal
15
16 uchar dsw[20]; //存放sprintf转换字符
17 uchar idata value[149]; //点阵字符储存
18 uchar code table[]={ //字符查表
19 0x00,0x00,0x00,0x30,0x00,0x30,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,/*".",0*/
20
21 0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,0x00,
22
23 0x00,0x00,0xE0,0x0F,0x10,0x10,0x08,0x20,0x08,0x20,0x10,0x10,0xE0,0x0F,0x00,0x00,/*"0",1*/
24
25 0x00,0x00,0x10,0x20,0x10,0x20,0xF8,0x3F,0x00,0x20,0x00,0x20,0x00,0x00,0x00,0x00,/*"1",2*/
26
27 0x00,0x00,0x70,0x30,0x08,0x28,0x08,0x24,0x08,0x22,0x88,0x21,0x70,0x30,0x00,0x00,/*"2",3*/
28
29 0x00,0x00,0x30,0x18,0x08,0x20,0x88,0x20,0x88,0x20,0x48,0x11,0x30,0x0E,0x00,0x00,/*"3",4*/
30
31 0x00,0x00,0x00,0x07,0xC0,0x04,0x20,0x24,0x10,0x24,0xF8,0x3F,0x00,0x24,0x00,0x00,/*"4",5*/
32
33 0x00,0x00,0xF8,0x19,0x08,0x21,0x88,0x20,0x88,0x20,0x08,0x11,0x08,0x0E,0x00,0x00,/*"5",6*/
34
35 0x00,0x00,0xE0,0x0F,0x10,0x11,0x88,0x20,0x88,0x20,0x18,0x11,0x00,0x0E,0x00,0x00,/*"6",7*/
36
37 0x00,0x00,0x38,0x00,0x08,0x00,0x08,0x3F,0xC8,0x00,0x38,0x00,0x08,0x00,0x00,0x00,/*"7",8*/
38
39 0x00,0x00,0x70,0x1C,0x88,0x22,0x08,0x21,0x08,0x21,0x88,0x22,0x70,0x1C,0x00,0x00,/*"8",9*/
40
41 0x00,0x00,0xE0,0x00,0x10,0x31,0x08,0x22,0x08,0x22,0x10,0x11,0xE0,0x0F,0x00,0x00,/*"9",10*/
42
43 0x08,0x00,0x78,0x00,0x88,0x07,0x00,0x38,0x00,0x0E,0xC8,0x01,0x38,0x00,0x08,0x00,/*"V",11*/
44 };
45
46
47 void delay(int c) //延时，C不能小于5
48 {
49 1 int i,j;
50 1 for(i=0;i<c;i++)
51 1 for(j=0;j<10;j++)
52 1 ;
53 1 }
54 /************
55 读ADC0832函数
C51 COMPILER V6.12 0832 01/07/2007 20:18:14 PAGE 2
56 ************/
57
58 //采集并返回
59 unsigned int Adc0832(unsigned char channel) //AD转换，返回结果
60 {
61 1 uchar i=0;
62 1 uchar j;
63 1 uint dat=0;
64 1 uchar ndat=0;
65 1
66 1 if(channel==0)channel=2;
67 1 if(channel==1)channel=3;
68 1 ADDI=1;
69 1 _nop_();
70 1 _nop_();
71 1 ADCS=0;//拉低CS端
72 1 _nop_();
73 1 _nop_();
74 1 ADCLK=1;//拉高CLK端
75 1 _nop_();
76 1 _nop_();
77 1 ADCLK=0;//拉低CLK端,形成下降沿1
78 1 _nop_();
79 1 _nop_();
80 1 ADCLK=1;//拉高CLK端
81 1 ADDI=channel&0x1;
82 1 _nop_();
83 1 _nop_();
84 1 ADCLK=0;//拉低CLK端,形成下降沿2
85 1 _nop_();
86 1 _nop_();
87 1 ADCLK=1;//拉高CLK端
88 1 ADDI=(channel>>1)&0x1;
89 1 _nop_();
90 1 _nop_();
91 1 ADCLK=0;//拉低CLK端,形成下降沿3
92 1 ADDI=1;//控制命令结束
93 1 _nop_();
94 1 _nop_();
95 1 dat=0;
96 1 for(i=0;i<8;i++)
97 1 {
98 2 dat|=ADDO;//收数据
99 2 ADCLK=1;
100 2 _nop_();
101 2 _nop_();
102 2 ADCLK=0;//形成一次时钟脉冲
103 2 _nop_();
104 2 _nop_();
105 2 dat<<=1;
106 2 if(i==7)dat|=ADDO;
107 2 }
108 1 for(i=0;i<8;i++)
109 1 {
110 2 j=0;
111 2 j=j|ADDO;//收数据
112 2 ADCLK=1;
113 2 _nop_();
114 2 _nop_();
115 2 ADCLK=0;//形成一次时钟脉冲
116 2 _nop_();
117 2 _nop_();
C51 COMPILER V6.12 0832 01/07/2007 20:18:14 PAGE 3
118 2 j=j<<7;
119 2 ndat=ndat|j;
120 2 if(i<7)ndat>>=1;
121 2 }
122 1 ADCS=1;//拉低CS端
123 1 ADCLK=0;//拉低CLK端
124 1 ADDO=1;//拉高数据端,回到初始状态
125 1 dat<<=8;
126 1 dat|=ndat;
127 1 return(dat); //return ad k
128 1 }
129 /*************************************************
130 点阵字符采集函数
131 **************************************************/
132
133 void tra(uchar *p) //数组dsp[]里面的字符查询后，再储储存到另一个显示数组value[]
134 { for(i=0;i<5;i++)
135 1 {
136 2 if(i<4) //i=2时查的是句号，其他3个是电压值
137 2 {
138 3 for(j=0;j<16;j++)
139 3 {
140 4 value[(i+1)*16+j]=table[(*p-0x2e)*16+j];
141 4 }
142 3 }
143 2 else
144 2 { for(j=0;j<16;j++) //电压符号V
145 3 value[(i+1)*16+j]=table[12*16+j];
146 3 }
147 2
148 2 p++;
149 2 }
150 1 for(i=0;i<16;i++) //前16个和后21个消隐作用，不显示
151 1 value[i]=0;
152 1 for(i=128;i<149;i++)
153 1 value[i]=0;
154 1 }
155
156
157 void main()
158 {
159 1
160 1 unsigned int b=0,i,j;
161 1 unsigned char a;
162 1
163 1
164 1
165 1 while(1)
166 1 {
167 2 k=Adc0832(0); //AD转换结果
168 2 l=k/255.0*5.0;
169 2 sprintf(dsw,"%2.3f",l); //电压值转换成字符方式储存，不明白的人上百度查一下sprintf函数的运用就清楚的，
-俺也是查的
170 2 tra(dsw);
171 2 j=0;
172 2 if(a>2) //移动间隔时间；越大移动越慢
173 2 {
174 3 a=0;
175 3 b+=2;
176 3 if(b>=85) //显示到最后一个字，回头显示
177 3 {
178 4 b=0;
C51 COMPILER V6.12 0832 01/07/2007 20:18:14 PAGE 4
179 4 }
180 3 }
181 2 sw=1; //显示字符，顺序是从左扫到右，有16列，数据电平是从左1到左16，由低到高
182 2 for(i=0;i<16;i++) //sw是154选通开关。
183 2 {
184 3 P1=i;
185 3 P0=value[j+b];
186 3 P2=value[j+b+1];
187 3 delay(5);
188 3 P0=0x00;
189 3 P2=0x00;
190 3 j+=2;
191 3 }
192 2 sw=0;
193 2 for(i=0;i<16;i++)
194 2 {
195 3 P1=i;
196 3 P0=value[j+b];
197 3 P2=value[j+b+1];
198 3 delay(5);
199 3 P0=0x00;
200 3 P2=0x00;
201 3 j+=2;
202 3 }
203 2 a++;
204 2
205 2 }
206 1 }
207
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 593 ----
CONSTANT SIZE = 214 ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = 27 10
IDATA SIZE = 149 ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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