diff options
Diffstat (limited to 'src/mame/drivers/royalmah.cpp')
-rw-r--r-- | src/mame/drivers/royalmah.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mame/drivers/royalmah.cpp b/src/mame/drivers/royalmah.cpp index 167a85f7fee..16513c25fda 100644 --- a/src/mame/drivers/royalmah.cpp +++ b/src/mame/drivers/royalmah.cpp @@ -102,6 +102,7 @@ Stephh's notes (based on the games Z80 code and some tests) : #include "machine/nvram.h" #include "sound/ay8910.h" #include "sound/dac.h" +#include "sound/volt_reg.h" #include "video/mc6845.h" #include "screen.h" #include "speaker.h" @@ -3434,7 +3435,8 @@ static MACHINE_CONFIG_DERIVED( jansou, royalmah ) MCFG_GENERIC_LATCH_8_ADD("soundlatch") MCFG_SOUND_ADD("dac", DAC_8BIT_R2R, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.25) // unknown DAC - MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_POS_INPUT, 1.0) MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_NEG_INPUT, -1.0) + MCFG_DEVICE_ADD("vref", VOLTAGE_REGULATOR, 0) MCFG_VOLTAGE_REGULATOR_OUTPUT(5.0) + MCFG_SOUND_ROUTE_EX(0, "dac", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE_EX(0, "dac", -1.0, DAC_VREF_NEG_INPUT) MACHINE_CONFIG_END static MACHINE_CONFIG_DERIVED( dondenmj, royalmah ) |