RosettaCodeData/Task/Draw-a-pixel/Action-/draw-a-pixel.action

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2023-07-01 11:58:00 -04:00
PROC Main()
BYTE
CH=$02FC, ;Internal hardware value for last key pressed
PALNTSC=$D014 ;To check if PAL or NTSC system is used
Graphics(8+16) ;Graphics 320x192 with 2 luminances
IF PALNTSC=15 THEN
SetColor(1,4,6) ;Red color for NTSC
SetColor(2,4,15)
ELSE
SetColor(1,2,6) ;Red color for PAL
SetColor(2,2,15)
FI
Color=1
Plot(100,100)
DO UNTIL CH#$FF OD
CH=$FF
RETURN