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// license:BSD-3-Clause
// copyright-holders:Fabio Priuli
#ifndef MAME_BUS_NES_IREM_H
#define MAME_BUS_NES_IREM_H
#pragma once
#include "nxrom.h"
// ======================> nes_lrog017_device
class nes_lrog017_device : public nes_nrom_device
{
public:
// construction/destruction
nes_lrog017_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
virtual void write_h(offs_t offset, u8 data) override;
virtual void pcb_reset() override;
};
// ======================> nes_holydivr_device
class nes_holydivr_device : public nes_nrom_device
{
public:
// construction/destruction
nes_holydivr_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
virtual void write_h(offs_t offset, u8 data) override;
virtual void pcb_reset() override;
};
// ======================> nes_tam_s1_device
class nes_tam_s1_device : public nes_nrom_device
{
public:
// construction/destruction
nes_tam_s1_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
virtual void write_h(offs_t offset, u8 data) override;
virtual void pcb_reset() override;
};
// ======================> nes_g101_device
class nes_g101_device : public nes_nrom_device
{
public:
// construction/destruction
nes_g101_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
virtual void write_h(offs_t offset, u8 data) override;
virtual void pcb_reset() override;
protected:
// construction/destruction
nes_g101_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock, u8 prg_mask);
// device-level overrides
virtual void device_start() override;
void set_prg();
u8 m_latch;
private:
u8 m_reg;
const u8 m_prg_mask;
};
// ======================> nes_h3001_device
class nes_h3001_device : public nes_g101_device
{
public:
// construction/destruction
nes_h3001_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
virtual void write_h(offs_t offset, u8 data) override;
virtual void pcb_reset() override;
protected:
// device-level overrides
virtual void device_start() override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param) override;
private:
u16 m_irq_count, m_irq_count_latch;
u8 m_irq_enable;
static constexpr device_timer_id TIMER_IRQ = 0;
emu_timer *irq_timer;
};
// device type definition
DECLARE_DEVICE_TYPE(NES_LROG017, nes_lrog017_device)
DECLARE_DEVICE_TYPE(NES_HOLYDIVR, nes_holydivr_device)
DECLARE_DEVICE_TYPE(NES_TAM_S1, nes_tam_s1_device)
DECLARE_DEVICE_TYPE(NES_G101, nes_g101_device)
DECLARE_DEVICE_TYPE(NES_H3001, nes_h3001_device)
#endif // MAME_BUS_NES_IREM_H
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