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// license: BSD-3-Clause
// copyright-holders: Dirk Best
/***************************************************************************
Sega Billboard
***************************************************************************/
#ifndef MAME_MACHINE_SEGABILL_H
#define MAME_MACHINE_SEGABILL_H
#pragma once
#include "machine/315_5338a.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class sega_billboard_device : public device_t
{
public:
// construction/destruction
sega_billboard_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
void mem_map(address_map &map);
void io_map(address_map &map);
void write(uint8_t data);
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
virtual const tiny_rom_entry *device_rom_region() const override;
virtual ioport_constructor device_input_ports() const override;
virtual void device_add_mconfig(machine_config &config) override;
private:
required_device<cpu_device> m_billcpu;
required_device<sega_315_5338a_device> m_io;
output_finder<4> m_digits;
output_finder<2> m_leds;
void irq0_line_hold(device_t &device);
uint8_t cmd_r();
template<int N> void digit_w(uint8_t data);
void led_w(uint8_t data);
uint8_t m_cmd;
};
// device type definition
DECLARE_DEVICE_TYPE(SEGA_BILLBOARD, sega_billboard_device)
#endif // MAME_MACHINE_SEGABILL_H
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