📄 lcd.lst
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C51 COMPILER V6.23a LCD 09/04/2007 02:41:08 PAGE 1
C51 COMPILER V6.23a, COMPILATION OF MODULE LCD
OBJECT MODULE PLACED IN lcd.OBJ
COMPILER INVOKED BY: C:\Keil\C51\Bin\c51.exe lcd.c DB SB OE ROM(LARGE) SMALL OT(6,SPEED) WL(2) RB(0)
stmt level source
1 #include"group.h"
2
3 xdata uchar CW _at_ 0xf9fc; //液晶控制地址
4 xdata uchar CR _at_ 0xf9fc;
5 xdata uchar DW _at_ 0xf9fd;
6 xdata uchar DR _at_ 0xf9ff;
7
8
9 bit flag; //标志位
10 //-----------------------------------------------
11 extern uchar lc_read(void) //读液晶命令
12 {
13 1 uchar a;
14 1 delay(100);
15 1 a=CR;
16 1 return(a);
17 1 }
18 //-----------------------------------------------
19 extern void readbf(void) //读液晶忙
20 {
21 1 while(flag)
22 1 {
23 2 flag=(bit)(lc_read()&0x80);
24 2 }
25 1 }
26 //-----------------------------------------------
27 extern void lc_write(uchar a) //写液晶命令
28 {
29 1 delay(20);
30 1 CW=a;
31 1 delay(20);
32 1 }
33 //-----------------------------------------------
34 extern void ld_write(uchar a) //写液晶数据
35 {
36 1 delay(20);
37 1 DW=a;
38 1 delay(20);
39 1 }
40 //-----------------------------------------------
41 extern void lcd_init(void) //液晶初始化
42 {
43 1 readbf();
44 1 lc_write(0x38);
45 1 delay(500);
46 1 readbf();
47 1 lc_write(0x01); //0001显示清除
48 1 readbf();
49 1 delay(500);
50 1 lc_write(0x0c); //11XX整体显示 1111光标开/闪烁 1100光标关/无闪
51 1 readbf();
52 1 delay(500);
53 1 lc_write(0x06); //011X光标右移 010X光标左移 0111屏幕所有文字左/右移
54 1 delay(500);
55 1 }
C51 COMPILER V6.23a LCD 09/04/2007 02:41:08 PAGE 2
56 //-----------------------------------------------
57 extern void lc_pos(uchar posx,uchar posy) //设定显示位置
58 {
59 1 posx=posx&0xf;
60 1 posy=posy&0x1;
61 1 lc_write(posx|posy*0x40+0x80);
62 1 }
63 //---------------------------------------------
64 extern void display_char(uchar x,uchar y,uchar ch) //显示字符
65 {
66 1 readbf();
67 1 lc_pos(x,y);
68 1 ld_write(ch);
69 1
70 1 }
71 //--------------------------------------
72 extern void display_string(uchar x,uchar y,uchar code *string) //显示字符串
- //在指定点起显示一个字符串
73 {
74 1 unsigned length;
75 1 length=0;
76 1 readbf();
77 1 while(string[length]!='\0')
78 1 {
79 2 display_char(x,y,string[length++]);
80 2 x++;
81 2 }
82 1 }
83 //---------------------------------------
84 extern void lcdclear(void) //清屏
85 {
86 1 readbf();
87 1 lc_write(0x01);
88 1 }
89
C51 COMPILER V6.23a LCD 09/04/2007 02:41:08 PAGE 3
NAME CLASS MSPACE TYPE OFFSET SIZE
==== ===== ====== ==== ====== ====
P1 . . . . . . . . . . . . . . . . . . SFR DATA U_CHAR 0090H 1
P3 . . . . . . . . . . . . . . . . . . SFR DATA U_CHAR 00B0H 1
T0 . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00B4H 1
AC . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00D6H 1
T1 . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00B5H 1
T2 . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0090H 1
EA . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00AFH 1
IE . . . . . . . . . . . . . . . . . . SFR DATA U_CHAR 00A8H 1
CR . . . . . . . . . . . . . . . . . . PUBLIC XDATA U_CHAR F9FCH 1
DR . . . . . . . . . . . . . . . . . . PUBLIC XDATA U_CHAR F9FFH 1
EXF2 . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00CEH 1
RD . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00B7H 1
ES . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00ACH 1
IP . . . . . . . . . . . . . . . . . . SFR DATA U_CHAR 00B8H 1
CW . . . . . . . . . . . . . . . . . . PUBLIC XDATA U_CHAR F9FCH 1
DW . . . . . . . . . . . . . . . . . . PUBLIC XDATA U_CHAR F9FDH 1
RI . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0098H 1
flag . . . . . . . . . . . . . . . . . PUBLIC DATA BIT 0000H 1
INT0 . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00B2H 1
CY . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00D7H 1
TI . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0099H 1
INT1 . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00B3H 1
PS . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00BCH 1
T2EX . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0091H 1
OV . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00D2H 1
C_T2 . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00C9H 1
WR . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00B6H 1
RCLK . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00CDH 1
DA_ADD . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0094H 1
AD_ADD . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0091H 1
TCLK . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00CCH 1
SCON . . . . . . . . . . . . . . . . . SFR DATA U_CHAR 0098H 1
TCON . . . . . . . . . . . . . . . . . SFR DATA U_CHAR 0088H 1
AD_EOC . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00B2H 1
_lc_write. . . . . . . . . . . . . . . PUBLIC CODE PROC 0000H -----
a. . . . . . . . . . . . . . . . . . AUTO DATA U_CHAR 0000H 1
IE0. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0089H 1
_ld_write. . . . . . . . . . . . . . . PUBLIC CODE PROC 0000H -----
a. . . . . . . . . . . . . . . . . . AUTO DATA U_CHAR 0000H 1
lcdclear . . . . . . . . . . . . . . . PUBLIC CODE PROC 0000H -----
IE1. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 008BH 1
DA_CLK . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0095H 1
AD_CLK . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0090H 1
CP_RL2 . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00C8H 1
ET0. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00A9H 1
ET1. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00ABH 1
TF0. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 008DH 1
lcd_init . . . . . . . . . . . . . . . PUBLIC CODE PROC 0000H -----
ET2. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00ADH 1
TF1. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 008FH 1
TF2. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00CFH 1
RB8. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 009AH 1
EX0. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00A8H 1
IT0. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0088H 1
lc_read. . . . . . . . . . . . . . . . PUBLIC CODE PROC 0000H -----
a. . . . . . . . . . . . . . . . . . * REG * DATA U_CHAR 0007H 1
TB8. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 009BH 1
C51 COMPILER V6.23a LCD 09/04/2007 02:41:08 PAGE 4
NAME CLASS MSPACE TYPE OFFSET SIZE
==== ===== ====== ==== ====== ====
EX1. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00AAH 1
IT1. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 008AH 1
P. . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00D0H 1
SM0. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 009FH 1
SM1. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 009EH 1
SM2. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 009DH 1
PT0. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00B9H 1
PT1. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00BBH 1
RS0. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00D3H 1
_display_string. . . . . . . . . . . . PUBLIC CODE PROC 0000H -----
x. . . . . . . . . . . . . . . . . . AUTO DATA U_CHAR 0000H 1
y. . . . . . . . . . . . . . . . . . AUTO DATA U_CHAR 0001H 1
string . . . . . . . . . . . . . . . AUTO DATA PTR 0002H 2
length . . . . . . . . . . . . . . . AUTO DATA U_INT 0004H 2
PT2. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00BDH 1
TR0. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 008CH 1
RS1. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00D4H 1
TR1. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 008EH 1
TR2. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00CAH 1
PX0. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00B8H 1
PX1. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00BAH 1
_display_char. . . . . . . . . . . . . PUBLIC CODE PROC 0000H -----
x. . . . . . . . . . . . . . . . . . AUTO DATA U_CHAR 0000H 1
y. . . . . . . . . . . . . . . . . . AUTO DATA U_CHAR 0001H 1
ch . . . . . . . . . . . . . . . . . AUTO DATA U_CHAR 0002H 1
AD_OUT . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0092H 1
_lc_pos. . . . . . . . . . . . . . . . PUBLIC CODE PROC 0000H -----
posx . . . . . . . . . . . . . . . . * REG * DATA U_CHAR 0007H 1
posy . . . . . . . . . . . . . . . . * REG * DATA U_CHAR 0005H 1
EXEN2. . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00CBH 1
REN. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 009CH 1
readbf . . . . . . . . . . . . . . . . PUBLIC CODE PROC 0000H -----
T2CON. . . . . . . . . . . . . . . . . SFR DATA U_CHAR 00C8H 1
RXD. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00B0H 1
TXD. . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00B1H 1
_delay . . . . . . . . . . . . . . . . EXTERN CODE PROC ----- -----
F0 . . . . . . . . . . . . . . . . . . ABSBIT ----- BIT 00D5H 1
PSW. . . . . . . . . . . . . . . . . . SFR DATA U_CHAR 00D0H 1
DA_CS. . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0096H 1
AD_CS. . . . . . . . . . . . . . . . . ABSBIT ----- BIT 0093H 1
MODULE INFORMATION: STATIC OVERLAYABLE
CODE SIZE = 250 ----
CONSTANT SIZE = ---- ----
XDATA SIZE = ---- ----
PDATA SIZE = ---- ----
DATA SIZE = ---- 11
IDATA SIZE = ---- ----
BIT SIZE = 1 ----
END OF MODULE INFORMATION.
C51 COMPILATION COMPLETE. 0 WARNING(S), 0 ERROR(S)
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