[电子方面] 单片机的程序

简介：ORG 0000H SCLEQU0B0H;IC2401,byte-wr SDAEQU0B1H ;------------------------------------------------------- START:MOV SP,#53H JB P1.0,$ LCALL DL10MS JB P1.0,START LCALL DL10MS MOV R0,#00H MOV R1,#55H conw1:push 00h;R0 ...

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目录不存在简单介绍不错的基础试验程序!
对初学者很有用
不过要用
dvcc单片机开发平台

ORG 0000H
SCLEQU0B0H;IC2401,byte-wr
SDAEQU0B1H
;-------------------------------------------------------
START:MOV SP,#53H
JB P1.0,$
LCALL DL10MS
JB P1.0,START
LCALL DL10MS
MOV R0,#00H
MOV R1,#55H
conw1:push 00h;R0 IS IC CAR WR ADDRESS
push 01h;R1 IS IC CAR I/O DATA
CPL P1.1;WR-LED
LCALL WR2401_1W;Byte Wr
CJNE R5,#00H,DISPERR
pop 01h
pop 00h
inc r0
inc r1
cjne r0,#7fh,conw1
SETB P1.1
MOV R0,#00H;R0 IS RD ADDRESS
mov dptr,#4000h;[4000H----407FH]=55,56,57,....................
conr1:push 00h
CPL P1.2;RD-LED
LCALL RD2401_1W
CJNE R5,#00H,DISPERR
pop 00h
movx @dptr,a
inc dpl
inc r0
cjne r0,#7fh,conr1
SETB P1.2
condisp:lcall disp
sjmp condisp
DISPERR:
LCALL DISP1