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// license:BSD-3-Clause
// copyright-holders:Nicola Salmoria
#ifndef MAME_MACHINE_NAMCOIO_H
#define MAME_MACHINE_NAMCOIO_H
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
class namcoio_device : public device_t
{
public:
template <unsigned N> auto in_callback() { return m_in_cb[N].bind(); }
template <unsigned N> auto out_callback() { return m_out_cb[N].bind(); }
uint8_t read(offs_t offset);
void write(offs_t offset, uint8_t data);
WRITE_LINE_MEMBER( set_reset_line );
READ_LINE_MEMBER( read_reset_line );
virtual void customio_run() = 0;
protected:
namcoio_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock, int device_type);
// device-level overrides
virtual void device_start() override;
virtual void device_reset() override;
enum {
TYPE_NAMCO56XX,
TYPE_NAMCO58XX,
TYPE_NAMCO59XX
};
// internal state
uint8_t m_ram[16]{};
devcb_read8::array<4> m_in_cb;
devcb_write8::array<2> m_out_cb;
int m_reset = 0;
int32_t m_lastcoins = 0, m_lastbuttons = 0;
int32_t m_credits = 0;
int32_t m_coins[2]{};
int32_t m_coins_per_cred[2]{};
int32_t m_creds_per_coin[2]{};
int32_t m_in_count = 0;
void handle_coins( int swap );
private:
//int m_device_type;
};
class namco56xx_device : public namcoio_device
{
public:
namco56xx_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void customio_run() override;
};
class namco58xx_device : public namcoio_device
{
public:
namco58xx_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void customio_run() override;
};
class namco59xx_device : public namcoio_device
{
public:
namco59xx_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
virtual const tiny_rom_entry *device_rom_region() const override;
virtual void customio_run() override;
};
DECLARE_DEVICE_TYPE(NAMCO_56XX, namco56xx_device)
DECLARE_DEVICE_TYPE(NAMCO_58XX, namco58xx_device)
DECLARE_DEVICE_TYPE(NAMCO_59XX, namco59xx_device)
#endif // MAME_MACHINE_NAMCOIO_H
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