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11 lines
436 B
Markdown
11 lines
436 B
Markdown
# Commodore PET
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a computer from 1977 which was leader on US schools back then. subsequently the Apple II took its throne.
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maybe no better than a computer terminal, but somebody discovered a way to update the screen at turbo rate - and eventually its sound "chip" (it was nothing more than an 8-bit shift register) was abused as well.
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some of these didn't even have sound...
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# effects
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- `10xx`: **set waveform.** `xx` is a bitmask.
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