Apple-2-SW/Twilight_II
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v2 of the screensaver source code

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Antoine Vignau 2020-05-06 18:14:08 +02:00 committed by GitHub
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commit 7871025c1f
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1 changed files with 10 additions and 11 deletions
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21
source/twilight/twilight/ipc.asm
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@ -20,21 +20,20 @@
* V1.00 - 1.0d37 - September 13, 1992 by JRM - Implementation * V1.00 - 1.0d37 - September 13, 1992 by JRM - Implementation
* v1.1 - t2 1.1f4 - March 24, 1993 by JRM - inc/dec * v1.1 - t2 1.1f4 - March 24, 1993 by JRM - inc/dec
ipcTurnOn Start ipcTurnOn Start
kind $1000 ; no special memory kind $1000 ; no special memory
Using InitDATA Using InitDATA
debug 'T2TurnOn' debug 'T2TurnOn'
copy 22:debug.asm
copy 22:debug.asm
DefineStack DefineStack
dpageptr word dpageptr word
dbank byte dbank byte
retaddr block 3 retaddr block 3
dataOut long dataOut long
dataIn long dataIn long
request word request word
result word result word
lda ipcT2Off ; 0 = T2 is on lda ipcT2Off ; 0 = T2 is on
beq done beq done