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