標(biāo)題: 單片機(jī)實(shí)驗(yàn):匯編實(shí)現(xiàn)計(jì)數(shù)器實(shí)驗(yàn) [打印本頁(yè)]

作者: JeffW    時(shí)間: 2017-5-7 20:05
標(biāo)題: 單片機(jī)實(shí)驗(yàn):匯編實(shí)現(xiàn)計(jì)數(shù)器實(shí)驗(yàn)
實(shí)驗(yàn)一:計(jì)數(shù)器實(shí)驗(yàn)
程序初始化
MOV DPTR,#TAB
定時(shí)器1和計(jì)數(shù)器0的設(shè)置
AJMP $
T1_INT: 定時(shí)器1賦初值
DJNZ R4,EXIT
MOV R4,#20
MOV A,TL0
MOV B,#10H
DIV AB
MOV 30H,B
MOV 31H,A
MOV A,TH0
MOV B,#10H
DIV AB
MOV 32H,B
MOV 33H,A
MOV A,30H
MOVC A,@A+DPTR
MOV R5,#8
ACALL DISPLAY
MOV A,31H
MOVC A,@A+DPTR
MOV R5,#8
ACALL DISPLAY
MOV A,32H
MOVC A,@A+DPTR
MOV R5,#8
ACALL DISPLAY
MOV A,33H
MOVC A,@A+DPTR
MOV R5,#8
ACALL DISPLAY
MOV TH0,#00H
MOV TL0,#00H
EXIT: 中斷結(jié)束

實(shí)驗(yàn)一: 計(jì)數(shù)器實(shí)驗(yàn).rar

16.78 KB, 下載次數(shù): 11, 下載積分: 黑幣 -5


作者: JeffW    時(shí)間: 2017-5-7 20:06
   筒子們可以看看




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