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DISPONOF.ASM
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Wrap
Assembly Source File
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1984-04-29
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332b
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16 lines
;11 JULY 79 / MOSHELL
; ROUTINES TO TURN ON AND OFF THE DISPLAY.
;
ONBUF EQU 5090H
ORG 5600H
DISPOFF:SUB A
OUT 0EH ;TURN OFF DAZZLER.
RET
DISPON: LDA ONBUF+1 ;GET HIGH PART OF BUFFER ADDRESS.
STC
RAR ;BUILD DAZZ COMMAND WORD:HI-BIT
OUT 0EH ;SET TURNS ON DAZZLER.
MVI A,30H ; SELECT 64X64 COLOR.
OUT 0FH
RET