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// license:BSD-3-Clause
// copyright-holders:Nigel Barnes
/**********************************************************************
Tangerine TANEX (MT002 Iss2)
**********************************************************************/
#ifndef MAME_BUS_TANBUS_TANEX_H
#define MAME_BUS_TANBUS_TANEX_H
#pragma once
#include "bus/tanbus/tanbus.h"
#include "bus/generic/slot.h"
#include "bus/generic/carts.h"
#include "bus/rs232/rs232.h"
#include "machine/6522via.h"
#include "machine/mos6551.h"
#include "machine/input_merger.h"
#include "machine/timer.h"
#include "imagedev/cassette.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class tanbus_tanex_device :
public device_t,
public device_tanbus_interface
{
public:
// construction/destruction
tanbus_tanex_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual const tiny_rom_entry *device_rom_region() const override;
virtual ioport_constructor device_input_ports() const override;
virtual uint8_t read(offs_t offset, int inhrom, int inhram, int be) override;
virtual void write(offs_t offset, uint8_t data, int inhrom, int inhram, int be) override;
private:
enum { IRQ_VIA_0, IRQ_VIA_1, IRQ_ACIA };
DECLARE_WRITE_LINE_MEMBER(bus_irq_w);
DECLARE_WRITE_LINE_MEMBER(bus_so_w);
TIMER_DEVICE_CALLBACK_MEMBER(read_cassette);
uint8_t via_0_in_a();
void via_0_out_a(uint8_t data);
void via_0_out_b(uint8_t data);
DECLARE_WRITE_LINE_MEMBER(via_0_out_ca2);
DECLARE_WRITE_LINE_MEMBER(via_0_out_cb2);
void via_1_out_a(uint8_t data);
void via_1_out_b(uint8_t data);
DECLARE_WRITE_LINE_MEMBER(via_1_out_ca2);
DECLARE_WRITE_LINE_MEMBER(via_1_out_cb2);
required_memory_region m_rom_tanex;
required_memory_region m_rom_h2;
required_memory_region m_rom_e2;
required_device_array<generic_slot_device, 5> m_rom;
required_device<cassette_image_device> m_cassette;
required_device<mos6551_device> m_acia;
required_device<rs232_port_device> m_rs232;
required_device_array<via6522_device, 2> m_via6522;
required_device<input_merger_device> m_irq_line;
required_ioport m_config;
std::unique_ptr<uint8_t[]> m_ram;
//emu_timer *m_read_cassette_timer;
};
// device type definition
DECLARE_DEVICE_TYPE(TANBUS_TANEX, tanbus_tanex_device)
#endif // MAME_BUS_TANBUS_TANEX_H
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