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// license:BSD-3-Clause
// copyright-holders:Nigel Barnes
/**********************************************************************
Watford Electronics User Port Splitter
**********************************************************************/
#ifndef MAME_BUS_BBC_USERPORT_USERSPLIT_H
#define MAME_BUS_BBC_USERPORT_USERSPLIT_H
#pragma once
#include "userport.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> bbc_usersplit_device
class bbc_usersplit_device :
public device_t,
public device_bbc_userport_interface
{
public:
// construction/destruction
bbc_usersplit_device(const machine_config &mconfig, const char *tag, device_t *owner, const XTAL &clock);
DECLARE_INPUT_CHANGED_MEMBER(userport_changed) { m_selected = newval; }
protected:
// device-level overrides
virtual void device_start() override;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual ioport_constructor device_input_ports() const override;
virtual uint8_t pb_r() override;
virtual void pb_w(uint8_t data) override;
virtual void write_cb1(int state) override;
virtual void write_cb2(int state) override;
private:
DECLARE_WRITE_LINE_MEMBER(cb1a_w);
DECLARE_WRITE_LINE_MEMBER(cb2a_w);
DECLARE_WRITE_LINE_MEMBER(cb1b_w);
DECLARE_WRITE_LINE_MEMBER(cb2b_w);
required_device_array<bbc_userport_slot_device, 2> m_userport;
uint8_t m_selected;
};
// device type definition
DECLARE_DEVICE_TYPE(BBC_USERSPLIT, bbc_usersplit_device)
#endif // MAME_BUS_BBC_USERPORT_USERSPLIT_H
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