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// license:BSD-3-Clause
// copyright-holders:David Haywood
// just a base device to hold some common functions of the EFO / Cedar Magnet System PCBs
#pragma once
#ifndef CEDAR_MAGNET_BOARD_DEF
#define CEDAR_MAGNET_BOARD_DEF
#include "cpu/z80/z80.h"
#include "cpu/z80/z80daisy.h"
#include "machine/z80pio.h"
extern const device_type CEDAR_MAGNET_PLANE;
class cedar_magnet_board_device : public device_t
{
public:
// construction/destruction
cedar_magnet_board_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, uint32_t clock, const char *shortname, const char *source);
uint8_t* m_ram;
z80_device* m_cpu;
virtual uint8_t read_cpu_bus(int offset);
virtual void write_cpu_bus(int offset, uint8_t data);
TIMER_CALLBACK_MEMBER(halt_assert_callback);
TIMER_CALLBACK_MEMBER(halt_clear_callback);
virtual TIMER_CALLBACK_MEMBER(reset_assert_callback);
TIMER_CALLBACK_MEMBER(reset_clear_callback);
void halt_assert(void);
void halt_clear(void);
void reset_assert(void);
void reset_clear(void);
bool is_running(void);
bool m_is_running;
INTERRUPT_GEN_MEMBER(irq);
protected:
virtual void device_start() override;
virtual void device_reset() override;
private:
};
#endif
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