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SixtyPical/eg/vic20/hearts.60p

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2018-03-26 12:43:33 +00:00
// Displays 256 hearts at the top of the VIC-20's screen.
// Define where the screen starts in memory:
byte table[256] screen @ 7680
routine main
// These are the values that will be written to by this routine:
trashes a, x, z, n, screen
{
ld x, 0
ld a, 83 // 83 = screen code for heart
repeat {
st a, screen + x
inc x
} until z // this flag will be set when x wraps around from 255 to 0
}