Dean Netherton
eb552ab7a2
Sound Drivers: fixed building image issue
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Duplicate labels fixed for when building AY38910 and SN76489 drivers into the same image
2020-05-03 11:25:32 +10:00
b1ackmai1er
7f1b8c8aa6
ay-3-8910 sound drive tone table development
2020-05-02 20:59:12 +08:00
b1ackmai1er
3dfeaabe2f
ay-3-8910 sound driver updates
2020-05-02 12:28:35 +08:00
Dean Netherton
c51fa1fcae
SN76489: Renamed variable 'pitch' to 'period'
2020-04-28 20:40:46 +10:00
Dean Netherton
9cdbc5b981
SN76489: Do not play when period is overflowing
2020-04-28 20:40:46 +10:00
Dean Netherton
b1bb684a04
SN76489: Prevent and return error code if a pitch greater than 03FF is attempted to be set
2020-04-28 18:35:20 +10:00
Dean Netherton
ade954ab69
SN76489: Added support for BF_SNDQ_DEV/SN7_QUERY_DEV query
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And updated some driver docs
2020-04-28 18:17:56 +10:00
Dean Netherton
6d9172f635
Replace FAIL with git statusgit status! to force assembler to error
2020-04-26 10:27:19 +10:00
Wayne Warthen
d14cf27acf
Miscellaneous Cleanup
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No functional changes.
2020-04-22 11:26:32 -07:00
Dean Netherton
890f9262e0
HBIOS: Added support for sound drivers
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New sound driver support with initial support for the SN76489 chip
New build configuration entry:
* SN76489ENABLE
Ports are currently locked in with:
* SN76489_PORT_LEFT .EQU $FC ; PORTS FOR ACCESSING THE SN76489 CHIP (LEFT)
* SN76489_PORT_RIGHT .EQU $F8 ; PORTS FOR ACCESSING THE SN76489 CHIP (LEFT)
2020-04-22 21:12:52 +10:00
