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pc9801_86.cpp: add stereo sound

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r09 2018-11-03 13:28:25 +01:00 committed by GitHub
parent 65330e1fb7
commit 69d1185d9a
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1 changed files with 12 additions and 7 deletions
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19
src/devices/bus/cbus/pc9801_86.cpp
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@ -14,7 +14,6 @@
- Test all pcm modes
- Make volume work
- Recording
- actual stereo sound routing (currently routes to ALL_OUTPUTS)
- SpeakBoard: no idea about software that uses this, also board shows a single YM2608B?
"-86 only supports ADPCM instead of PCM, while SpeakBoard has OPNA + 256 Kbit RAM"
Sounds like a sound core flaw since OPNA requires a rom region in any case;
@ -58,8 +57,10 @@ MACHINE_CONFIG_START(pc9801_86_device::pc9801_86_config)
//MCFG_AY8910_PORT_B_READ_CB(READ8(*this, pc9801_state, opn_portb_r))
//MCFG_AY8910_PORT_A_WRITE_CB(WRITE8(*this, pc9801_state, opn_porta_w))
MCFG_AY8910_PORT_B_WRITE_CB(WRITE8(*this, pc9801_86_device, opn_portb_w))
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 1.00)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 1.00)
MCFG_SOUND_ROUTE(0, "lspeaker", 1.00)
MCFG_SOUND_ROUTE(0, "rspeaker", 1.00)
MCFG_SOUND_ROUTE(1, "lspeaker", 1.00)
MCFG_SOUND_ROUTE(2, "rspeaker", 1.00)
MCFG_DEVICE_ADD("ldac", DAC_16BIT_R2R_TWOS_COMPLEMENT, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 1.0) // burr brown pcm61p
MCFG_DEVICE_ADD("rdac", DAC_16BIT_R2R_TWOS_COMPLEMENT, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 1.0) // burr brown pcm61p
@ -390,13 +391,17 @@ MACHINE_CONFIG_START(pc9801_speakboard_device::device_add_mconfig)
MCFG_DEVICE_MODIFY("opna")
MCFG_SOUND_ROUTES_RESET()
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 0.50)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 0.50)
MCFG_SOUND_ROUTE(0, "lspeaker", 0.50)
MCFG_SOUND_ROUTE(0, "rspeaker", 0.50)
MCFG_SOUND_ROUTE(1, "lspeaker", 0.50)
MCFG_SOUND_ROUTE(2, "rspeaker", 0.50)
MCFG_DEVICE_ADD("opna_slave", YM2608, 7.987_MHz_XTAL)
MCFG_AY8910_OUTPUT_TYPE(0)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "lspeaker", 0.50)
MCFG_SOUND_ROUTE(ALL_OUTPUTS, "rspeaker", 0.50)
MCFG_SOUND_ROUTE(0, "lspeaker", 0.50)
MCFG_SOUND_ROUTE(0, "rspeaker", 0.50)
MCFG_SOUND_ROUTE(1, "lspeaker", 0.50)
MCFG_SOUND_ROUTE(2, "rspeaker", 0.50)
MACHINE_CONFIG_END
void pc9801_speakboard_device::device_start()