8086+匯編語言DAC0832轉換四種波形發(fā)生器仿真與源程序

ID:271147 · 發(fā)表于 2018-1-5 13:43

8086+DAC0832+匯編語言，Proteus仿真，有完整的源程序和硬件圖，可以產(chǎn)生方波三角波正弦波鋸齒波，并且可以調(diào)節(jié)各個波形的頻率大小和幅度大小。

仿真原理圖如下（proteus仿真工程文件可到本帖附件中下載）

單片機源程序如下:

CODE SEGMENT
ASSUME CS:CODE
DA EQU 0C000H
IN245 EQU 0D000H
SINBUF DB 80H,86H,8CH,92H,98H,9FH,0A5H,0ABH
DB 0B0H,0B6H,0BCH,0C1H,0C7H,0CCH,0D1H
DB 0D5H,0DAH,0DEH,0E2H,0E6H,0EAH,0EDH
DB 0F0H,0F3H,0F6H,0F8H,0FAH,0FCH,0FDH
DB 0FEH,0FFH,0FFH,0FFH,0FFH,0FFH,0FEH
DB 0FDH,0FCH,0FAH,0F8H,0F6H,0F3H,0F0H
DB 0EDH,0EAH,0E6H,0E3H,0DEH,0DAH,0D6H
DB 0D1H,0CCH,0C7H,0C1H,0BCH,0B6H,0B1H
DB 0ABH,0A5H,9FH,99H,92H,8CH,86H,80H
DB 79H,73H,6DH,67H,61H,5BH,55H,4FH
DB 49H,43H,3EH,39H,33H,2EH,2AH,25H
DB 21H,1DH,19H,15H,12H,0FH,0CH,9H
DB 7H,5H,3H,2H,1H,0H,0H,0H,0H,0H
DB 1H,2H,3H,5H,7H,9H,0CH,0EH,12H
DB 15H,18H,1CH,20H,25H,29H,2EH
DB 33H,38H,3DH,43H,48H,4EH
DB 54H,5AH,60H,66H,6CH,73H,79H
START:
MOV DX,IN245
IN AL,DX
DISO:
CMP AL,0
JZ FANGBO
CMP AL,1
JZ SANJIAOBO
CMP AL,2
JZ JUCHI
CMP AL,3
JZ ZHENGXIANBO
CMP AL,10H
JZ FANGBO4
CMP AL,20H
JZ FANGBO5
CMP AL,40H
JZ FANGBO6
CMP AL,80H
JZ FANGBO7
CMP AL,11H
JZ SANJIAOBO4
CMP AL,21H
JZ SANJIAOBO5
CMP AL,41H
JZ SANJIAOBO6
CMP AL,81H
JZ SANJIAOBO7
CMP AL,12H
JZ JUCHI4
CMP AL,22H
JZ JUCHI5
CMP AL,42H
JZ JUCHI6
CMP AL,82H
JZ JUCHI7
;CMP AL,13H
;JZ ZHENGXIANBO4
;CMP AL,23H
;JZ ZHENGXIANBO5
;CMP AL,43H
;JZ ZHENGXIANBO6
;CMP AL,83H
;JZ ZHENGXIANBO7
;方波
FANGBO:
MOV AL,0FFH ;+5V
MOV DX,DA
OUT DX,AL
MOV CX,2FH ;循環(huán)次數(shù)
DEL:
CALL DELAY
DEC CX
JNZ DEL
MOV AL,8F
OUT DX,AL
MOV CX,2FH ;循環(huán)次數(shù)
DEL0:
CALL DELAY
DEC CX
JNZ DEL0
JMP START
;方波幅度大
FANGBO4:
MOV AL,0FFH ;+5V
MOV DX,DA
OUT DX,AL
MOV CX,2FH ;循環(huán)次數(shù)
DEL4:
CALL DELAY
DEC CX
JNZ DEL4
MOV AL,0
OUT DX,AL
MOV CX,2FH ;循環(huán)次數(shù)
DEL40:
CALL DELAY
DEC CX
JNZ DEL40
JMP START
;方波幅度小
FANGBO5:
MOV AL,0FFH ;+5V
MOV DX,DA
OUT DX,AL
MOV CX,2FH ;循環(huán)次數(shù)
DEL5:
CALL DELAY
DEC CX
JNZ DEL5
MOV AL,0CFH
OUT DX,AL
MOV CX,2FH ;循環(huán)次數(shù)
DEL50:
CALL DELAY
DEC CX
JNZ DEL50
JMP START
;方波頻率減小，周期變大
FANGBO6:
MOV AL,0FFH ;+5V
MOV DX,DA
OUT DX,AL
MOV CX,4FH ;循環(huán)次數(shù)
DEL6:
CALL DELAY
DEC CX
JNZ DEL6
MOV AL,8F
OUT DX,AL
MOV CX,4FH ;循環(huán)次數(shù)
DEL60:
CALL DELAY
DEC CX
JNZ DEL60
JMP START
;方波頻率變大，周期減小
FANGBO7:
MOV AL,0FFH ;+5V
MOV DX,DA
OUT DX,AL
MOV CX,1FH ;循環(huán)次數(shù)
DEL7:
CALL DELAY
DEC CX
JNZ DEL7
MOV AL,8F
OUT DX,AL
MOV CX,1FH ;循環(huán)次數(shù)
DEL70:
CALL DELAY
DEC CX
JNZ DEL70
JMP START
;三角波
SANJIAOBO:
MOV AL,0
MOV DX,DA
SJ0:
CALL DELAY
OUT DX,AL
INC AL
INC AL
CMP AL,7EH
JNZ SJ0
SJ1:
CALL DELAY
OUT DX,AL
DEC AL
DEC AL
CMP AL,0
JNZ SJ1
JMP START
;三角波幅度大
SANJIAOBO4:
MOV AL,0
MOV DX,DA
SJ04:
CALL DELAY
OUT DX,AL
INC AL
INC AL
INC AL
INC AL
CMP AL,0FCH;-------------------------
JNZ SJ04
SJ14:
CALL DELAY
OUT DX,AL
DEC AL
DEC AL
DEC AL
DEC AL
CMP AL,0;------------
JNZ SJ14
JMP START
;三角波幅度小
SANJIAOBO5:
MOV AL,0
MOV DX,DA
SJ05:
CALL DELAY
OUT DX,AL
INC AL
CMP AL,3FH
JNZ SJ05
SJ15:
CALL DELAY
OUT DX,AL
DEC AL
CMP AL,0
JNZ SJ15
JMP START
;三角波周期大
SANJIAOBO6:
MOV AL,0
MOV DX,DA
SJ06:
CALL DELAY
OUT DX,AL
INC AL
CMP AL,7EH
JNZ SJ06
SJ16:
CALL DELAY
OUT DX,AL
DEC AL
CMP AL,0
JNZ SJ16
JMP START
;三角波周期小
SANJIAOBO7:
MOV AL,0
MOV DX,DA
SJ07:
CALL DELAY
OUT DX,AL
INC AL
INC AL
INC AL
INC AL
CMP AL,7CH
JNZ SJ07
SJ17:
CALL DELAY
OUT DX,AL
DEC AL
DEC AL
DEC AL
DEC AL
CMP AL,0
JNZ SJ17
JMP START
;鋸齒波
JUCHI:
MOV AL,07FH
MOV DX,DA
JUC:
INC AL
INC AL
CALL DELAY
OUT DX,AL
CMP AL,0FFH
JNZ JUC
JMP START
;鋸齒波幅度大
JUCHI4:
MOV AL,0FFH
MOV DX,DA
JUC4:
INC AL
INC AL
INC AL
INC AL
CALL DELAY
OUT DX,AL
CMP AL,0FFH
JNZ JUC4
JMP START
;鋸齒波幅度小
JUCHI5:
MOV AL,0BFH
MOV DX,DA
JUC5:
INC AL
CALL DELAY
OUT DX,AL
CMP AL,0FFH
JNZ JUC5
JMP START
;鋸齒波周期大
JUCHI6:
MOV AL,07FH
MOV DX,DA
JUC6:
INC AL
CALL DELAY
OUT DX,AL
CMP AL,0FFH
JNZ JUC6
JMP START
;鋸齒波周期小
JUCHI7:
MOV AL,07FH
MOV DX,DA
JUC7:
INC AL
INC AL
INC AL
INC AL
CALL DELAY
OUT DX,AL
CMP AL,0FFH
JNZ JUC7
JMP START
;正弦波
ZHENGXIANBO:
MOV CX,80H
MOV DI,OFFSET SINBUF
MOV DX,DA
ZX:
MOV AL,[DI]
CALL DELAY
OUT DX,AL
INC DI
DEC CX
JNZ ZX
JMP START
DELAY:
PUSH CX
MOV CX,0FFH
LOOP $
POP CX
RET
CODE ENDS
END START

復制代碼

所有資料51hei提供下載:

8086DA波形發(fā)生器.zip (21.92 KB, 下載次數(shù): 310)

ID:313331 · 發(fā)表于 2018-4-21 20:28

謝謝樓主

ID:310431 · 發(fā)表于 2018-4-23 18:42

大佬，有沒有關于程控濾波器的

ID:361021 · 發(fā)表于 2018-6-28 16:15

請問怎么調(diào)出其他波形仿真了一下只有正弦波

ID:363244 · 發(fā)表于 2018-7-4 11:48

謝謝大佬的分享

ID:770522 · 發(fā)表于 2020-6-7 10:36

感謝樓主！

ID:790313 · 發(fā)表于 2020-6-26 16:10

感謝樓主

ID:942960 · 發(fā)表于 2021-6-23 11:11

ASDFG12345A 發(fā)表于 2020-6-26 16:10
感謝樓主

我怎么沒有波形，可以教教我怎么弄嗎

ID:1027075 · 發(fā)表于 2022-5-18 00:15

1533719209 發(fā)表于 2018-6-28 16:15
請問怎么調(diào)出其他波形仿真了一下只有正弦波

好巧我也是

ID:1083024 · 發(fā)表于 2023-6-9 15:21

1533719209 發(fā)表于 2018-6-28 16:15
請問怎么調(diào)出其他波形仿真了一下只有正弦波

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8086+匯編語言DAC0832轉換四種波形發(fā)生器仿真與源程序

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