24*24点阵汉字显示程序及原理图 74HC138控制列 74HC595行

ID:137190 · 发表于 2016-9-26 13:16

用74HC138控制列 74HC595控制行实现24*24的点阵汉字显示.下面是原理图：

完整的原理图：原理图.pdf (188.21 KB, 下载次数: 19)

2016-9-26 13:16 上传
点击文件名下载附件
下面是程序源代码：

SH_CP bit P0.0
ST_CP bit P0.1
DDS bit P0.2
MR bit P0.3
OE bit P0.4
E1 bit P1.3
E2 bit P1.4
E3 bit P1.5
KEY1 bit P2.0
KEY2 bit P2.1
KEY3 bit P2.2
ORG 0000H
AJMP MAIN
ORG 0030H
MAIN: MOV 55H,#06
MOV SP,#64H
MAIN3: MOV DPTR,#TAB
CLR MR
CLR ST_CP
NOP
SETB ST_CP
SETB MR
CLR OE
MOV R4,#216
MAIN1: CLR E1
CLR E2
CLR E3
MOV R5,55H
MAIN2: JB KEY2,S_STOP
JNB KEY2,$
CPL 0EH
S_STOP: JB 0EH,MAIN1
JB KEY1,JIAN
JNB KEY1,$
CPL 0FH
JIAN: JB KEY3,Q_OUT
JNB KEY3,$
DEC 55H
MOV R5,55H
CJNE R5,#0,Q_OUT
MOV 55H,#06H
Q_OUT: MOV R2,#0
MOV R1,#0
PANT: MOV 54H,#03
MOV 53H,#08
GG: MOV 50H,#08
FF: MOV A,R1
ANL A,#07H
MOV P1,A
INC R1
ACALL GC
MOV A,53H
ORL P1,A
ACALL MS
DJNZ 50H,FF
MOV A,53H
RL A
MOV 53H,A
DJNZ 54H,GG
DJNZ R5,MAIN2
JB 0FH,M_STOP
INC DPTR
INC DPTR
INC DPTR
DJNZ R4,MAIN1
AJMP MAIN3
M_STOP: AJMP MAIN1
GC: SETB MR
SETB OE
MOV 51H,#03
AAA: MOV A,R2
MOVC A,@A+DPTR
MOV R3,#8
AA: RLC A
MOV DDS,C
CLR SH_CP
NOP
SETB SH_CP
DJNZ R3,AA
CLR ST_CP
NOP
SETB SH_CP
INC R2
DJNZ 51H,AAA
CLR OE
RET
MS: MOV R6,#5
DELAY: MOV R7,#190
DJNZ R7,$
DJNZ R6,DELAY
RET
TAB:
DB 00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H;
DB 00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H;"",0
DB 00H,00H,00H,00H,00H, 00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H
DB 00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H;"",0
DB 00H,00H,00H,80H,03H;1CH,0C0H,03H,1EH,60H,03H,1BH,20H,80H,19H,20H,0C0H,18H,20H,60H,18H,60H,38H,18H;
DB 0E0H,3FH,18H,0C0H,1FH,1FH,80H,07H,1FH,00H,00H,00H;"2",1
DB 00H,00H,00H,00H,0C0H,00H,00H,0F0H,00H,00H,0B8H,00H,00H,8EH,00H,00H,87H,10H,0C0H,81H,10H,0E0H,0FFH,1FH;
DB 0F0H,0FFH,1FH,0F0H,0FFH,1FH,00H,80H,10H,00H,80H,10H;"4",1
DB 00H,00H,00H,00H,42H,00H,00H,66H,00H,00H,66H,00H,00H,7EH,00H,00H,3CH,00H,0C0H,0FFH,03H,0C0H,0FFH,03H;
DB 00H,3CH,00H,00H,7EH,00H,00H,66H,00H,00H,66H,00H;"*",2
DB 00H,00H,00H,80H,03H,1CH,0C0H,03H,1EH,60H,03H,1BH,20H,80H,19H,20H,0C0H,18H,20H,60H,18H,60H,38H,18H;
DB 0E0H,3FH,18H,0C0H,1FH,1FH,80H,07H,1FH,00H,00H,00H;"2",2
DB 00H,00H,00H,00H,0C0H,00H,00H,0F0H,00H,00H,0B8H,00H,00H,8EH,00H,00H,87H,10H,0C0H,81H,10H,0E0H,0FFH,1FH;
DB 0F0H,0FFH,1FH,0F0H,0FFH,1FH,00H,80H,10H,00H,80H,10H;"4",3
DB 00H,00H,00H,00H,00H,00H,00H,00H,40H,00H,00H,60H,00H,00H,78H,00H,00H,38H,00H,0FEH,01H,00H,0FEH,01H;
DB 00H,84H,04H,00H,84H,1CH,00H,84H,38H,0FCH,87H,30H,0FCH,87H,00H,24H,84H,04H,20H,84H,1CH,20H,84H,38H;
DB 20H,84H,30H,20H,0FEH,01H,20H,0FEH,05H,30H,0FEH,0DH,30H,00H,38H,20H,00H,38H,00H,00H,20H,00H,00H,00H;"点"，4
DB 00H,00H,00H,00H,00H,00H,00H,00H,00H,0F8H,0FFH,7FH,0F8H,0FFH,7FH,08H,02H,01H,88H,07H,03H,0F8H,8DH,03H;
DB 78H,0F8H,01H,38H,0F0H,03H,20H,10H,02H,20H,1EH,02H,0E0H,1FH,02H,0F8H,13H,02H,7CH,10H,02H,2CH,0FFH,7FH;
DB 24H,0FFH,7FH,20H,11H,7EH,20H,10H,02H,20H,10H,02H,30H,18H,03H,30H,08H,01H,20H,00H,01H,00H,00H,00H;"阵"，5
DB 00H,00H,00H,00H,02H,00H,00H,02H,00H,00H,02H,00H,04H,02H,00H,3CH,0FEH,1FH,38H,0FEH,1FH,30H,0EH,5CH;
DB 00H,0CH,46H,00H,06H,43H,00H,0FH,61H,0FCH,1BH,20H,0FCH,79H,30H,18H,0E8H,19H,08H,88H,0FH,08H,08H,0EH;
DB 08H,88H,0FH,0FCH,0E9H,1BH,0FCH,0F9H,30H,00H,39H,30H,00H,09H,70H,00H,01H,60H,00H,01H,20H,00H,00H,20H;"设"，6
DB 00H,00H,00H,00H,04H,00H,00H,04H,00H,00H,04H,00H,04H,04H,00H,1CH,0FCH,3FH,38H,0FCH,3FH,38H,04H,1CH;
DB 30H,00H,0EH,00H,04H,07H,00H,84H,01H,00H,84H,00H,00H,04H,00H,00H,04H,00H,0FCH,0FFH,7FH,0FCH,0FFH,7FH;
DB 0FCH,0FFH,7FH,00H,04H,00H,00H,04H,00H,00H,04H,00H,00H,06H,00H,00H,02H,00H,00H,02H,00H,00H,00H,00H;"计"，7
DB 00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H;
DB 00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H;"",8
DB 00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H;
DB 00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H;"",8
END

复制代码

ID:331405 · 发表于 2018-5-24 21:08

不能用啊

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