// 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