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// license:GPL-2.0+
// copyright-holders:Dirk Best
/**********************************************************************
EPSON PF-10
Battery operated portable 3.5" floppy drive
**********************************************************************/
#ifndef MAME_BUS_EPSON_SIO_PF10_H
#define MAME_BUS_EPSON_SIO_PF10_H
#pragma once
#include "epson_sio.h"
#include "cpu/m6800/m6801.h"
#include "imagedev/floppy.h"
#include "machine/upd765.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class epson_pf10_device : public device_t,
public device_epson_sio_interface
{
public:
// construction/destruction
epson_pf10_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 const tiny_rom_entry *device_rom_region() const override;
virtual void device_add_mconfig(machine_config &config) override;
// device_epson_sio_interface overrides
virtual void tx_w(int level) override;
virtual void pout_w(int level) override;
private:
// serial output from main cpu
DECLARE_WRITE_LINE_MEMBER( hd6303_tx_w );
// from sio output
DECLARE_WRITE_LINE_MEMBER( rxc_w );
DECLARE_WRITE_LINE_MEMBER( pinc_w );
// floppy disk controller
uint8_t fdc_r(offs_t offset);
void fdc_w(offs_t offset, uint8_t data);
void fdc_tc_w(uint8_t data);
// hd6303 i/o
uint8_t port1_r();
void port1_w(uint8_t data);
uint8_t port2_r();
void port2_w(uint8_t data);
TIMER_CALLBACK_MEMBER( serial_clk_tick );
void cpu_mem(address_map &map);
required_device<hd6303y_cpu_device> m_cpu;
required_device<upd765a_device> m_fdc;
required_device<epson_sio_device> m_sio_output;
required_device<floppy_connector> m_floppy;
epson_sio_device *m_sio_input;
emu_timer *m_timer;
uint8_t m_port1;
uint8_t m_port2;
int m_rxc;
int m_hd6303_tx;
int m_pinc;
// port definitions
enum
{
PORT2_SEEK = 0x01,
PORT2_SWCOM = 0x02, // ?
PORT2_RS232ON = 0x04, // to nmi?
PORT2_RXD = 0x08,
PORT2_TXD = 0x10,
PORT2_FDCRST = 0x20,
PORT2_MON = 0x40,
PORT2_BATCKEN = 0x80 // ?
};
};
// device type definition
DECLARE_DEVICE_TYPE(EPSON_PF10, epson_pf10_device)
#endif // MAME_BUS_EPSON_SIO_PF10_H
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