?? 2geioshibie.lst
字號:
C51 COMPILER V8.02 2GEIOSHIBIE 06/09/2011 11:08:44 PAGE 1
C51 COMPILER V8.02, COMPILATION OF MODULE 2GEIOSHIBIE
OBJECT MODULE PLACED IN 2geIOshibie.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE 2geIOshibie.c BROWSE DEBUG OBJECTEXTEND
line level source
1 #include <reg52.h>
2 #define uchar unsigned char
3 sbit IO1=P1^6;
4 sbit IO2=P1^7;
5 uchar keybuf,keydat;
6 bit bkeyok;
7 void delay_us(unsigned int n)
8 {
9 1 while(--n);
10 1 }
11 void delay_ms(unsigned int n)
12 {
13 1 do
14 1 {
15 2 delay_us(1000);
16 2 }
17 1 while(--n);
18 1 }
19 bit scan_key(void)
20 {
21 1 uchar tempkey;
22 1 IO1=1;
23 1 IO2=1;
24 1 if(!IO1)
25 1 {
26 2 if(!IO2)
27 2 tempkey=3;
28 2 else
29 2 tempkey=2;
30 2 }
31 1 else
32 1 {
33 2 if(!IO2)
34 2 tempkey=1;
35 2 else
36 2 {
37 3 IO1=0;
38 3 if(!IO2)
39 3 {
40 4 IO1=1;
41 4
42 4 IO2=0;
43 4
44 4 if(!IO1)
45 4
46 4 tempkey=4;
47 4
48 4 else
49 4 tempkey=6;
50 4 }
51 3 else
52 3 {
53 4 IO1=1;
54 4 IO2=0;
55 4 if(!IO1)
C51 COMPILER V8.02 2GEIOSHIBIE 06/09/2011 11:08:44 PAGE 2
56 4 tempkey=5;
57 4 else
58 4 tempkey=0;
59 4
60 4 }
61 3 }
62 2 }
63 1 IO1=1;
64 1 IO2=1;
65 1 if((keybuf!=0)&&(keybuf==tempkey))
66 1 {
67 2 bkeyok=1;
68 2 keydat=tempkey;
69 2 }
70 1 keybuf=tempkey;
71 1 teturn(bkeyok);
*** WARNING C206 IN LINE 71 OF 2GEIOSHIBIE.C: 'teturn': missing function-prototype
*** ERROR C267 IN LINE 71 OF 2GEIOSHIBIE.C: 'teturn': requires ANSI-style prototype
72 1 }
73 uchar read_key(void)
74 {
75 1 bkeyok=0;
76 1 return(keydat);
77 1 }
78 void doanthing(uchar key)
79 {
80 1 //按鍵處理只有按鍵并正確消抖時才會進入,功能自己隨便寫
81 1 }
82 void main(void)
83 {
84 1 while(1)
85 1 {
86 2 if(scan_key())
87 2 doanthing(read_key());
88 2 delay_ms(10);
89 2 }
90 1 }
C51 COMPILATION COMPLETE. 1 WARNING(S), 1 ERROR(S)
?? 快捷鍵說明
復制代碼
Ctrl + C
搜索代碼
Ctrl + F
全屏模式
F11
切換主題
Ctrl + Shift + D
顯示快捷鍵
?
增大字號
Ctrl + =
減小字號
Ctrl + -