📄 led_display.src
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; .\LED_Display.SRC generated from: LED_Display.c
; COMPILER INVOKED BY:
; D:\电子软件\Keil8.02\C51\BIN\C51.EXE LED_Display.c BROWSE DEBUG OBJECTEXTEND SRC(.\LED_Display.SRC)
$NOMOD51
NAME LED_DISPLAY
P0 DATA 080H
P1 DATA 090H
P2 DATA 0A0H
P3 DATA 0B0H
AC BIT 0D0H.6
T0 BIT 0B0H.4
T1 BIT 0B0H.5
EA BIT 0A8H.7
T2 BIT 090H.0
IE DATA 0A8H
P0_0 BIT 080H.0
P1_0 BIT 090H.0
P0_1 BIT 080H.1
FL BIT 0D0H.1
P2_0 BIT 0A0H.0
P1_1 BIT 090H.1
P0_2 BIT 080H.2
P3_0 BIT 0B0H.0
P2_1 BIT 0A0H.1
P1_2 BIT 090H.2
P0_3 BIT 080H.3
P3_1 BIT 0B0H.1
P2_2 BIT 0A0H.2
P1_3 BIT 090H.3
P0_4 BIT 080H.4
P3_2 BIT 0B0H.2
P2_3 BIT 0A0H.3
P1_4 BIT 090H.4
P0_5 BIT 080H.5
EXF2 BIT 0C8H.6
RD BIT 0B0H.7
P3_3 BIT 0B0H.3
P2_4 BIT 0A0H.4
P1_5 BIT 090H.5
P0_6 BIT 080H.6
P3_4 BIT 0B0H.4
P2_5 BIT 0A0H.5
P1_6 BIT 090H.6
P0_7 BIT 080H.7
P3_5 BIT 0B0H.5
ES BIT 0A8H.4
P2_6 BIT 0A0H.6
P1_7 BIT 090H.7
P3_6 BIT 0B0H.6
P2_7 BIT 0A0H.7
IP DATA 0B8H
P3_7 BIT 0B0H.7
RI BIT 098H.0
CY BIT 0D0H.7
INT0 BIT 0B0H.2
INT1 BIT 0B0H.3
TI BIT 098H.1
RCAP2H DATA 0CBH
PS BIT 0B8H.4
SP DATA 081H
T2EX BIT 090H.1
OV BIT 0D0H.2
RCAP2L DATA 0CAH
C_T2 BIT 0C8H.1
WR BIT 0B0H.6
RCLK BIT 0C8H.5
TCLK BIT 0C8H.4
SBUF DATA 099H
PCON DATA 087H
SCON DATA 098H
TMOD DATA 089H
TCON DATA 088H
IE0 BIT 088H.1
IE1 BIT 088H.3
B DATA 0F0H
CP_RL2 BIT 0C8H.0
ACC DATA 0E0H
ET0 BIT 0A8H.1
ET1 BIT 0A8H.3
TF0 BIT 088H.5
ET2 BIT 0A8H.5
TF1 BIT 088H.7
TF2 BIT 0C8H.7
RB8 BIT 098H.2
TH0 DATA 08CH
EX0 BIT 0A8H.0
IT0 BIT 088H.0
TH1 DATA 08DH
EX1 BIT 0A8H.2
TB8 BIT 098H.3
IT1 BIT 088H.2
TH2 DATA 0CDH
P BIT 0D0H.0
SM0 BIT 098H.7
TL0 DATA 08AH
SM1 BIT 098H.6
TL1 DATA 08BH
SM2 BIT 098H.5
TL2 DATA 0CCH
PT0 BIT 0B8H.1
RS0 BIT 0D0H.3
PT1 BIT 0B8H.3
RS1 BIT 0D0H.4
PT2 BIT 0B8H.5
TR0 BIT 088H.4
TR1 BIT 088H.6
TR2 BIT 0C8H.2
PX0 BIT 0B8H.0
PX1 BIT 0B8H.2
DPH DATA 083H
DPL DATA 082H
EXEN2 BIT 0C8H.3
REN BIT 098H.4
T2MOD DATA 0C9H
T2CON DATA 0C8H
RXD BIT 0B0H.0
TXD BIT 0B0H.1
F0 BIT 0D0H.5
PSW DATA 0D0H
?PR?TO_DATA?LED_DISPLAY SEGMENT CODE
?DT?TO_DATA?LED_DISPLAY SEGMENT DATA OVERLAYABLE
?BI?TO_DATA?LED_DISPLAY SEGMENT BIT OVERLAYABLE
?PR?LED_Display?LED_DISPLAY SEGMENT CODE
?DT?LED_Display?LED_DISPLAY SEGMENT DATA OVERLAYABLE
?BI?LED_Display?LED_DISPLAY SEGMENT BIT OVERLAYABLE
EXTRN CODE (BCD_ASCII)
EXTRN CODE (_Delay_1ms)
EXTRN CODE (?C?CLDOPTR)
PUBLIC ?LED_Display?BIT
PUBLIC ?LED_Display?BYTE
PUBLIC LED_Display
PUBLIC ?TO_DATA?BIT
PUBLIC ?TO_DATA?BYTE
PUBLIC TO_DATA
RSEG ?DT?LED_Display?LED_DISPLAY
?LED_Display?BYTE:
data_size?146: DS 1
ORG 1
S_D?147: DS 1
ORG 2
LED_data?148: DS 3
ORG 5
t?149: DS 1
ORG 6
y?150: DS 1
ORG 7
i?151: DS 1
ORG 8
x?152: DS 1
ORG 9
z?153: DS 1
ORG 10
a?154: DS 1
ORG 11
k?155: DS 1
ORG 12
size?156: DS 1
RSEG ?BI?LED_Display?LED_DISPLAY
?LED_Display?BIT:
N_S?145: DBIT 1
RSEG ?DT?TO_DATA?LED_DISPLAY
?TO_DATA?BYTE:
I?041: DS 1
ORG 1
led_data?042: DS 1
ORG 2
x?043: DS 3
ORG 5
y?044: DS 1
RSEG ?BI?TO_DATA?LED_DISPLAY
?TO_DATA?BIT:
n_s?040: DBIT 1
; /*==========================================
; LED显示驱动程序
;
; 文件名:LED_Display.c
;
; 作者 YOUJJYY
; 时间:2007.4.6
; ============================================*/
;
; #include <at89x52.h>
; #include <LED_Display.h>
; #define uchar unsigned char
;
; //***********显示数据的转换***************//
; uchar TO_DATA(bit n_s,uchar I,uchar led_data)
RSEG ?PR?TO_DATA?LED_DISPLAY
TO_DATA:
USING 0
; SOURCE LINE # 15
; {
; SOURCE LINE # 16
; uchar x[3],y;
; if(n_s==1)
; SOURCE LINE # 18
JNB n_s?040,?C0001
; {
; SOURCE LINE # 19
; switch(I)
; SOURCE LINE # 20
MOV A,I?041
DEC A
JZ ?C0005
DEC A
JZ ?C0006
ADD A,#02H
JNZ ?C0002
; {
; SOURCE LINE # 21
; case 0:if(led_data!=y){P0=P0^0x20;y=led_data;}
; SOURCE LINE # 22
?C0003:
MOV A,led_data?042
XRL A,y?044
JZ ?C0002
XRL P0,#020H
MOV y?044,led_data?042
; break;
; SOURCE LINE # 23
SJMP ?C0002
; case 1: {x[2]=(led_data>>4)+1;x[3]=(led_data&0x0f)+1;}
; SOURCE LINE # 24
?C0005:
MOV A,led_data?042
SWAP A
ANL A,#0FH
INC A
MOV x?043+02H,A
MOV A,led_data?042
ANL A,#0FH
INC A
MOV x?043+03H,A
; break;
; SOURCE LINE # 25
SJMP ?C0002
; case 2: {x[0]=(led_data>>4)+1;x[1]=(led_data&0x0f)+1;}
; SOURCE LINE # 26
?C0006:
MOV A,led_data?042
SWAP A
ANL A,#0FH
INC A
MOV x?043,A
MOV A,led_data?042
ANL A,#0FH
INC A
MOV x?043+01H,A
; break;
; SOURCE LINE # 27
; default:break;
; SOURCE LINE # 28
;
; }
; SOURCE LINE # 30
?C0002:
; return x[I];
; SOURCE LINE # 31
MOV A,#LOW (x?043)
ADD A,I?041
MOV R0,A
MOV A,@R0
MOV R7,A
RET
; }
; SOURCE LINE # 32
?C0001:
; else
; {
; SOURCE LINE # 34
; if(led_data<46)led_data=0;
; SOURCE LINE # 35
MOV A,led_data?042
CLR C
SUBB A,#02EH
JNC ?C0010
CLR A
MOV led_data?042,A
SJMP ?C0011
?C0010:
; else led_data-=47;
; SOURCE LINE # 36
MOV A,#0D1H
ADD A,led_data?042
MOV led_data?042,A
?C0011:
; return led_data;
; SOURCE LINE # 37
MOV R7,led_data?042
; }
; SOURCE LINE # 38
; }
; SOURCE LINE # 39
?C0008:
RET
; END OF TO_DATA
;
; /*****************LED显示程序***************/
; void LED_Display(bit N_S,uchar data_size,uchar S_D,uchar *LED_data)//N_S是数字和字符串显示选择,
RSEG ?PR?LED_Display?LED_DISPLAY
LED_Display:
USING 0
; SOURCE LINE # 42
; //data_size显示多少位
; //S_D是显示方式(0x00:静态,0x01:半动态,0x02:全动态)
; //LED_data是要显示的数据
; {
; SOURCE LINE # 46
; uchar t,y,i,x,z,a,k=20,size=0;
; SOURCE LINE # 47
MOV k?155,#014H
CLR A
MOV size?156,A
;
; //*****************显示方式S_D***************//
; switch(S_D)
; SOURCE LINE # 50
MOV A,S_D?147
DEC A
JZ ?C0014
DEC A
JZ ?C0015
ADD A,#02H
JNZ ?C0012
; {
; SOURCE LINE # 51
; case 0:a=0;
; SOURCE LINE # 52
?C0013:
CLR A
MOV a?154,A
; break;
; SOURCE LINE # 53
SJMP ?C0012
; case 1:a=4,k=80,size/=4;
; SOURCE LINE # 54
?C0014:
MOV a?154,#04H
MOV k?155,#050H
MOV A,size?156
RRC A
RRC A
ANL A,#03FH
MOV size?156,A
; break;
; SOURCE LINE # 55
SJMP ?C0012
; case 2:a=1;//size-=4;
; SOURCE LINE # 56
?C0015:
MOV a?154,#01H
; break;
; SOURCE LINE # 57
; default:break;
; SOURCE LINE # 58
; }
; SOURCE LINE # 59
?C0012:
;
; //*************显示个数data_size***********//
; for(i=0;i<data_size;i++) //BCD码转换成LED码
; SOURCE LINE # 62
CLR A
MOV i?151,A
?C0017:
MOV A,i?151
CLR C
SUBB A,data_size?146
JNC ?C0018
; {
; SOURCE LINE # 63
; if(N_S==1)size=0;
; SOURCE LINE # 64
JNB N_S?145,?C0020
CLR A
MOV size?156,A
SJMP ?C0019
?C0020:
; else size+=1;
; SOURCE LINE # 65
INC size?156
; }
; SOURCE LINE # 66
?C0019:
INC i?151
SJMP ?C0017
?C0018:
;
; //****************显示程序**************//
; for(t=0;t<=size;t++) //要显示的位数
; SOURCE LINE # 69
CLR A
MOV t?149,A
?C0022:
MOV A,t?149
SETB C
SUBB A,size?156
JNC ?C0031
; {
; SOURCE LINE # 70
; for(y=0;y<=k;y++) //循环20显示
; SOURCE LINE # 71
CLR A
MOV y?150,A
?C0025:
MOV A,y?150
SETB C
SUBB A,k?155
JNC ?C0024
; {
; SOURCE LINE # 72
; z=0x7f;
; SOURCE LINE # 73
MOV z?153,#07FH
; for(i=0;i<=3;i++) //一次显示
; SOURCE LINE # 74
CLR A
MOV i?151,A
?C0028:
; {
; SOURCE LINE # 75
; P2=z;
; SOURCE LINE # 76
MOV P2,z?153
; z>>=1;
; SOURCE LINE # 77
MOV A,z?153
CLR C
RRC A
MOV z?153,A
; z+=0x80;
; SOURCE LINE # 78
ADD A,#080H
MOV z?153,A
; x=TO_DATA(N_S,i,LED_data[i+t*a]);
; SOURCE LINE # 79
MOV C,N_S?145
MOV ?TO_DATA?BIT,C
MOV ?TO_DATA?BYTE,i?151
MOV A,t?149
MOV B,a?154
MUL AB
ADD A,i?151
MOV DPL,A
CLR A
ADDC A,B
MOV DPH,A
MOV R3,LED_data?148
MOV R2,LED_data?148+01H
MOV R1,LED_data?148+02H
LCALL ?C?CLDOPTR
MOV ?TO_DATA?BYTE+01H,A
LCALL TO_DATA
MOV x?152,R7
; P0=BCD_ASCII[x];
; SOURCE LINE # 80
MOV A,R7
MOV DPTR,#BCD_ASCII
MOVC A,@A+DPTR
MOV P0,A
; Delay_1ms(3);//延时时间
; SOURCE LINE # 81
MOV R7,#03H
LCALL _Delay_1ms
; }
; SOURCE LINE # 82
INC i?151
MOV A,i?151
SETB C
SUBB A,#03H
JC ?C0028
; }
; SOURCE LINE # 83
?C0027:
INC y?150
SJMP ?C0025
; }
; SOURCE LINE # 84
?C0024:
INC t?149
SJMP ?C0022
; } ; SOURCE LINE # 85
?C0031:
RET
; END OF LED_Display
END
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