ReadAddAndLoop.asm

Language: 8080 Assembly
Last Modified: 2022-11-13 1:21:06 AM UTC
File Size: 1019 bytes

http://www.penguinstew.ca/example/AltairAdder/ReadAddAndLoop.asm

;ReadAddandLoopProgramdisplaysresultofaddinglowandhighvaluefromswitchesusingaddresslights

ORG0000H

INFFH;0000:DBFFReadvaluefromswitches

MOVBA;0002:47Storevalue

ANI0FH;0003:E60FClearhighpart

MOVCA;0005:4FStorelowpart

MOVAB;0006:78Loadvalue

RRC;0007:0FRotatehightolow

RRC;0008:0F

RRC;0009:0F

RRC;000A:0F

ANI0FH;000B:E60FClearhighpart

ADDC;000D:81AddHightolow

MOVDA;000E:57MovetoHighaddressregister

LP:LDAXD;000F:1ALoaddisplayaddress

JMPLP;0010:C30F00Jumptodisplay