Wayne Warthen
16475fe408
Audio Driver Cleanup
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Resolved some consistency issues between the AY-3-8910 and SN76489 audio drivers.
2023-01-09 16:08:42 -08:00
b1ackmai1er
c76cb6737e
revert debug_drv
2022-12-01 19:47:03 +08:00
b1ackmai1er
6d1a9f5b7c
Driver debug standardization
2022-11-26 16:03:09 +08:00
Dean Netherton
49359cc221
ay38910: Updated boot beep to use a timer, if active for termination of boot beep sound
2020-05-12 09:44:13 +10:00
Dean Netherton
5e65fcba13
AY38910: Refactored to use a common function for note mapping as SN76489 driver
2020-05-10 14:04:18 +10:00
Dean Netherton
8c2c0f45b5
sn76489: refactor to support full note range
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No need to full mapping table
Range can be consistent with all sound drivers
2020-05-10 14:02:59 +10:00
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
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
