📄 lcd_key_1.lst
字号:
C51 COMPILER V8.15 LCD_KEY_1 08/10/2008 20:26:24 PAGE 1
C51 COMPILER V8.15, COMPILATION OF MODULE LCD_KEY_1
OBJECT MODULE PLACED IN LCD_KEY_1.OBJ
COMPILER INVOKED BY: C:\Keil\C51\BIN\C51.EXE LCD_KEY_1.C BROWSE DEBUG OBJECTEXTEND
line level source
1 #include <reg51.h>
2 #define uchar unsigned char
3 #include <1602lcd.ini>
4 #define ns P2
5 #define ew P3
6 uchar led[6]={0xdd,0xfd,0xed,0xfb,0xf6,0xfe};
7 uchar ctime[5]={8,2,5,2,5};
8 uchar key,x=0,tround=0,sed=0,min=0,sedpre;
9 uchar ledstate=0,ledsed=0;
10 bit nsew=0;
11 bit execute=0; //执行
12 bit upled=0;
13 bit d_pause=0;
14 uchar manage=0;
15 uchar cnt1,cnt2,indata;
16 uchar insed[3],inN,discount;
17 //-----------------------------------------------------------------------------------
18 void IT0R(void) interrupt 1 using 1
19 {
20 1 TH0=0x3c;
21 1 TL0=0xb0;
22 1 tround++;
23 1 if (tround==10) { //1S时，更新时间
24 2 tround=0;
25 2 sed++;ledsed--;
26 2 if (ledsed==255) ledsed=0;
27 2 if (sed==60) {sed=0;min++;}
28 2 }
29 1
30 1 }
31
32 //------------------------------------------------------------------------------------
33
34 void delay(uchar ms){
35 1 uchar i;
36 1 while(ms--){
37 2 for(i=0;i<125;i++);
38 2 }
39 1 }
40
41 //------------------------------------------------------------------------------------
42
43
44 //-----------------------------------------------------------------------------------
45 int getkey(){
46 1 return ((~P1)&0xf0);
47 1 }
48 //-----------------------------------------------------------------------------------
49 //判断是否有键按下
50 void chkkey(){
51 1 if (getkey()) {
52 2 delay(0x2); //延时，去抖
53 2 delay(0x02);
54 2 }
55 1 }
C51 COMPILER V8.15 LCD_KEY_1 08/10/2008 20:26:24 PAGE 2
56
57 //-----------------------------------------------------------------------------------
58 void findkey(){ //扫描法得出键值
59 1 uchar i,k,j;
60 1 i=(~P1)&0xf0;
61 1 j=0x10;
62 1 for (k=0;k<4;k++) {
63 2 if (i&j) key=k; //得出行号
64 2 j<<=1;
65 2 }
66 1 key=key*4;
67 1 P1=0xfe;
68 1 if ((~P1)&0xf0) key=key; //得出行键值=行号+列号
69 1 P1=0xfd;
70 1 if ((~P1)&0xf0) key=key+1;
71 1 P1=0xfb;
72 1 if ((~P1)&0xf0) key=key+2;
73 1 P1=0xf7;
74 1 if ((~P1)&0xf0) key=key+3;
75 1 //}
76 1 P1=0xf0;
77 1 }
78 //------------------------------------------------------------------------------------
79 void disstate(){
80 1 Set_LCM_XY(0,0);
81 1 if (!nsew) Send_String_LCM("NS:");
82 1 else Send_String_LCM("EW:");
83 1 Set_LCM_XY(3,0);
84 1 switch (ledstate){
85 2 case 0:{Send_String_LCM("G+M ");break;}
86 2 case 1:{Send_String_LCM("G ");break;}
87 2 case 2:{Send_String_LCM("G+Rt ");break;}
88 2 case 3:{Send_String_LCM("Y ");break;}
89 2 case 4:{Send_String_LCM("R+Lt ");break;}
90 2 case 5:{Send_String_LCM("StopAll ");break;}
91 2
92 2
93 2
94 2 }
95 1 }
96
97 //------------------------------------------------------------------------------------
98 void Updatedis(uchar i){
99 1 if (i!=5){
100 2 ledsed=ctime[i];
101 2 if (!nsew) {ns=led[i];ew=led[5];} //2
102 2 else {ew=led[i];ns=led[5];}
103 2 if (manage==0) disstate();
104 2 ledstate++;
105 2 }
106 1 else {
107 2 nsew=~nsew;
108 2 ledstate=0;
109 2 }
110 1 }
111 //------------------------------------------------------------------------------------
112 void trafficlamp()
113 {
114 1 if (ledstate==0) Updatedis(0);
115 1 else { if (ledsed==0) Updatedis(ledstate);}
116 1
117 1 }
C51 COMPILER V8.15 LCD_KEY_1 08/10/2008 20:26:24 PAGE 3
118 //-----------------------------------------------------------------------------------
119 void discnt(){
120 1 Send_Command_LCM(0x01);
121 1 Set_LCM_XY(0,0);
122 1 if (manage==1) {
123 2 Send_String_LCM("Regulate Ex-Time:");
124 2 inN=0;
125 2 Set_LCM_XY(0,1);
126 2 switch (cnt1){
127 3 case 1:{Send_String_LCM("Green+M :");break;}
128 3 case 2:{Send_String_LCM("Green :");break;}
129 3 case 3:{Send_String_LCM("Green+Right:");break;}
130 3 case 4:{Send_String_LCM("Yellow :");break;}
131 3 case 5:{Send_String_LCM("Red+Light :");break;}
132 3 case 6:{Send_String_LCM("StopAll :");break;}
133 3 }
134 2 Send_Command_LCM(0x0f);
135 2 Send_Num_LCM(ctime[cnt1-1]/100); //X=12
136 2 Send_Num_LCM((ctime[cnt1-1]%100)/10); //X=13
137 2 Send_Num_LCM(ctime[cnt1-1]%10); //X=14
138 2 Set_LCM_XY(12,1);
139 2 return;
140 2 }
141 1 if (manage==2) {
142 2 Send_String_LCM("Emergency:");
143 2 Set_LCM_XY(0,1);
144 2 switch (cnt2){
145 3 case 1:{Send_String_LCM("1.All Red ");break;}
146 3 case 2:{Send_String_LCM("2.EW Stopped");break;}
147 3 case 3:{Send_String_LCM("3.NS Stopped");break;}
148 3 }
149 2
150 2 return;
151 2 }
152 1 if (manage==3) {
153 2 Send_String_LCM("Pause:");
154 2 Set_LCM_XY(0,1);
155 2 Send_String_LCM("Are you sure?");
156 2 return;
157 2 }
158 1
159 1 }
160 //-----------------------------------------------------------------------------------
161 void keyfun(){
162 1 uchar i;
163 1 if (key<=9) {if (manage!=1) return;
164 2 else { //输入数字
165 3 Send_Num_LCM(key);
166 3 insed[inN]=key;
167 3 inN++;
168 3 if (inN>=3) {inN=0;Set_LCM_XY(12,1);}
169 3
170 3
171 3
172 3 }
173 2
⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -