?? 2051.lst
字號:
C51 COMPILER V7.50 2051 10/30/2011 20:36:07 PAGE 1
C51 COMPILER V7.50, COMPILATION OF MODULE 2051
OBJECT MODULE PLACED IN .\2051.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE .\2051.C DEBUG OBJECTEXTEND
line level source
1 #include <REG2051.H>
2 #define uint unsigned int
3 #define uchar unsigned char
4 uchar flag;
5 /****************************/
6 void delay(uint k)
7 {
8 1 uint data i,j;
9 1 for(i=0;i<k;i++)
10 1 {for(j=0;j<10000;j++)
11 2 {;}}
12 1 }
13 /**********************************/
14 uchar scan_key(void)
15 {
16 1 uchar temp;
17 1 temp=P3;
18 1 return temp;
19 1 }
20 /***********************************/
21 void main(void)
22 {
23 1 while(1)
24 1 {
25 2 P3=0xfe;
26 2 if(P3!=0xfe)
27 2 {
28 3 delay(5);
29 3 P3=0xfe;
30 3 if(P3!=0xfe)flag=scan_key();
31 3 }
32 2 else flag=0;
33 2 switch(flag)
34 2 {
35 3 case 0xfd:P1=0xfe;
36 3 delay(1000);
37 3 default:P1=0xff;break;
38 3 }
39 2 }
40 1 }
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 91 ----
CONSTANT SIZE = ---- ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = 1 ----
IDATA SIZE = ---- ----
BIT SIZE = ---- ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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