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// license:BSD-3-Clause
// copyright-holders:Nicola Salmoria
#ifndef MAME_AUDIO_TIMEPLT_H
#define MAME_AUDIO_TIMEPLT_H
#pragma once
#include "cpu/z80/z80.h"
#include "machine/gen_latch.h"
#include "sound/ay8910.h"
#include "sound/flt_rc.h"
class timeplt_audio_device : public device_t, public device_sound_interface
{
public:
timeplt_audio_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
DECLARE_WRITE8_MEMBER(sound_data_w);
DECLARE_WRITE_LINE_MEMBER(sh_irqtrigger_w);
DECLARE_WRITE_LINE_MEMBER(mute_w);
DECLARE_WRITE8_MEMBER(filter_w);
DECLARE_READ8_MEMBER(portB_r);
void timeplt_sound(machine_config &config);
void locomotn_sound(machine_config &config);
void locomotn_sound_map(address_map &map);
void timeplt_sound_map(address_map &map);
protected:
// device-level overrides
virtual void device_start() override;
// sound stream update overrides
virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override;
private:
// internal state
required_device<cpu_device> m_soundcpu;
required_device<generic_latch_8_device> m_soundlatch;
required_device_array<filter_rc_device, 3> m_filter_0;
required_device_array<filter_rc_device, 3> m_filter_1;
uint8_t m_last_irq_state;
void filter_w(filter_rc_device &device, int data);
};
DECLARE_DEVICE_TYPE(TIMEPLT_AUDIO, timeplt_audio_device)
#endif // MAME_AUDIO_TIMEPLT_H
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