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// license:BSD-3-Clause
// copyright-holders:Katherine Rohl
#ifndef MAME_BUS_ISA_IBM_SPEECH_H
#define MAME_BUS_ISA_IBM_SPEECH_H
#pragma once
#include "isa.h"
#include "machine/i8255.h"
#include "machine/pit8253.h"
#include "sound/tms5220.h"
#include "sound/hc55516.h"
#include "sound/spkrdev.h"
#include "speaker.h"
class isa8_ibm_speech_device :
public device_t,
public device_isa8_card_interface
{
public:
isa8_ibm_speech_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
uint8_t audio_control_latch_r();
void audio_control_latch_w(uint8_t data);
uint8_t shift_register_r();
void shift_register_w(uint8_t data);
protected:
// device_t implementation
virtual void device_start() override ATTR_COLD;
virtual void device_reset() override ATTR_COLD;
virtual void device_reset_after_children() override;
virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD;
private:
required_device<tms5220_device> m_lpc;
required_device<mc3418_device> m_cvsd;
required_device<speaker_sound_device> m_dac1bit;
required_device<pit8254_device> m_pit;
required_device<i8255_device> m_ppi;
required_device<speaker_device> m_speaker;
required_region_ptr<uint8_t> m_rom;
void cvsd_clock_w(int state); // PIT CH0
void cvsd_frame_w(int state); // PIT CH1
void int_clock_w(int state); // PIT CH2
void lpc_interrupt_w(int state); // 5220 INT#
void cvsd_shiftreg_clk_w(int state); // SRCLK
uint8_t porta_r();
uint8_t portc_r();
void porta_w(uint8_t data);
void portc_w(uint8_t data);
void rom_page_w(uint8_t data);
void channel_mux_w(uint8_t data);
bool m_lpc_interrupt;
bool m_lpc_running;
bool m_cvsd_clock;
bool m_cvsd_frame;
bool m_cvsd_ed;
bool m_sr_clk;
bool m_beeper_gate;
bool m_acl_int_ena;
bool m_acl_chan_ena;
uint8_t m_channel_mux;
uint8_t m_cvsd_sr_bits_remaining;
uint8_t m_cvsd_sr_parallel;
uint8_t m_cvsd_sr_serial;
};
DECLARE_DEVICE_TYPE(ISA8_IBM_SPEECH, isa8_ibm_speech_device)
#endif // MAME_BUS_ISA_IBM_SPEECH_H
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