diff options
Diffstat (limited to 'src/devices/sound/adc.h')
-rw-r--r-- | src/devices/sound/adc.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/src/devices/sound/adc.h b/src/devices/sound/adc.h new file mode 100644 index 00000000000..43903a930de --- /dev/null +++ b/src/devices/sound/adc.h @@ -0,0 +1,42 @@ +// license:BSD-3-Clause +// copyright-holders: Olivier Galibert + +// ADCs, unsigned or signed two-complement + +#ifndef MAME_SOUND_ADC_H +#define MAME_SOUND_ADC_H + +#pragma once + +class zn449_device : public device_t, public device_sound_interface +{ +public: + zn449_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0); + u8 read(); + +protected: + sound_stream *m_stream; + u8 m_current_value; + + virtual void device_start() override ATTR_COLD; + virtual void sound_stream_update(sound_stream &stream) override; +}; + +class adc10_device : public device_t, public device_sound_interface +{ +public: + adc10_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0); + u16 read(); + +protected: + sound_stream *m_stream; + u16 m_current_value; + + virtual void device_start() override ATTR_COLD; + virtual void sound_stream_update(sound_stream &stream) override; +}; + +DECLARE_DEVICE_TYPE(ZN449, zn449_device); +DECLARE_DEVICE_TYPE(ADC10, adc10_device); + +#endif // MAME_SOUND_ADC_H |