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44 lines
1.9 KiB
Plaintext
44 lines
1.9 KiB
Plaintext
// Atari 8-bit POKEY hardware
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#if not(ATARI_8)
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#warn a8_pokey module should be used only on Atari computer-compatible targets
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#endif
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// write
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volatile byte pokey_audf1 @$D200 // audio channel #1 frequency
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volatile byte pokey_audc1 @$D201 // audio channel #1 control
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volatile byte pokey_audf2 @$D202 // audio channel #2 frequency
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volatile byte pokey_audc2 @$D203 // audio channel #2 control
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volatile byte pokey_audf3 @$D204 // audio channel #3 frequency
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volatile byte pokey_audc3 @$D205 // audio channel #3 control
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volatile byte pokey_audf4 @$D206 // audio channel #4 frequency
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volatile byte pokey_audc4 @$D207 // audio channel #4 control
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volatile byte pokey_audctl @$D208 // audio control
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volatile byte pokey_stimer @$D209 // start pokey timers
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volatile byte pokey_skrest @$D20A // reset serial port status reg.
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volatile byte pokey_potgo @$D20B // start paddle scan sequence
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volatile byte pokey_unuse1 @$D20C // unused
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volatile byte pokey_serout @$D20D // serial port data output
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volatile byte pokey_irqen @$D20E // interrupt request enable
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volatile byte pokey_skctl @$D20F // serial port control
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// read
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volatile byte pokey_pot0 @$D200 // paddle 0 value
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volatile byte pokey_pot1 @$D201 // paddle 1 value
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volatile byte pokey_pot2 @$D202 // paddle 2 value
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volatile byte pokey_pot3 @$D203 // paddle 3 value
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volatile byte pokey_pot4 @$D204 // paddle 4 value
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volatile byte pokey_pot5 @$D205 // paddle 5 value
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volatile byte pokey_pot6 @$D206 // paddle 6 value
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volatile byte pokey_pot7 @$D207 // paddle 7 value
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volatile byte pokey_allpot @$D208 // eight paddle port status
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volatile byte pokey_kbcode @$D209 // keyboard code
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volatile byte pokey_random @$D20A // random number generator
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volatile byte pokey_unuse2 @$D20B // unused
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volatile byte pokey_unuse3 @$D20C // unused
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volatile byte pokey_serin @$D20D // serial port input
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volatile byte pokey_irqst @$D20E // interrupt request status
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// serial port status
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volatile byte pokey_skstat @$D20F
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