DAC0832多種波形輸出程序

ID:98253 · 發(fā)表于 2015-12-4 08:46

DAC0832多種波形輸出

ID:121114 · 發(fā)表于 2016-11-6 10:41

ORG 0000H
LJMP MAIN
ORG 0100H
MAIN: MOV R1,#63 ;單位周期內(nèi)共64個(gè)采樣輸出
SIN: MOV DPTR,#TAB
MOV A,R1
MOVC A,@A+DPTR ;查找正弦波數(shù)據(jù)
MOV DPTR,#7FFFH
MOVX @DPTR,A ;輸出
NOP
DJNZ R1,SIN
SJMP MAIN
TAB: DB 80H,8CH,98H,0A5H,0B0H,0BCH,0C7H,0D1H ;正弦波數(shù)據(jù)表
DB 0DAH,0E2H,0EAH,0F0H,0F6H,0FAH,0FDH,0FFH
DB 0FFH,0FFH,0FDH,0FAH,0F6H,0F0H,0EAH,0E3H
DB 0DAH,0D1H,0C7H,0BCH,0B1H,0A5H,99H,8CH
DB 80H,73H,67H,5BH,4FH,43H,39H,2EH
DB 25H,1DH,15H,0FH,09H,05H,02H,00H
DB 00H,00H,02H,05H,09H,0EH,15H,1CH
DB 25H,2EH,38H,43H,4EH,5AH,66H,73H
END
這是里面的程序！
就輸出正弦波！�。�

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DAC0832多種波形輸出程序

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