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// license:BSD-3-Clause
// copyright-holders:Fabio Priuli
/**********************************************************************
Sega Master System "Paddle Control" emulation
**********************************************************************/
#pragma once
#ifndef __SMS_PADDLE__
#define __SMS_PADDLE__
#include "emu.h"
#include "smsctrl.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> sms_paddle_device
class sms_paddle_device : public device_t,
public device_sms_control_port_interface
{
public:
// construction/destruction
sms_paddle_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// optional information overrides
virtual ioport_constructor device_input_ports() const;
DECLARE_CUSTOM_INPUT_MEMBER( dir_pins_r );
DECLARE_CUSTOM_INPUT_MEMBER( tr_pin_r );
protected:
// device-level overrides
virtual void device_start();
// device_sms_control_port_interface overrides
virtual UINT8 peripheral_r();
private:
required_ioport m_paddle_pins;
required_ioport m_paddle_x;
UINT8 m_read_state;
attotime m_start_time;
const attotime m_interval;
};
// device type definition
extern const device_type SMS_PADDLE;
#endif
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