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// license:BSD-3-Clause
// copyright-holders:Fabio Priuli
/**********************************************************************
Sega Mark III "Paddle Control" emulation
**********************************************************************/
#ifndef MAME_BUS_SMS_CTRL_PADDLE_H
#define MAME_BUS_SMS_CTRL_PADDLE_H
#pragma once
#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, const XTAL &clock);
// optional information overrides
virtual ioport_constructor device_input_ports() const override;
DECLARE_CUSTOM_INPUT_MEMBER( rldu_pins_r ); // Right, Left, Down and Up lines.
DECLARE_READ_LINE_MEMBER( tr_pin_r );
protected:
// device-level overrides
virtual void device_start() override;
// device_sms_control_port_interface overrides
virtual uint8_t peripheral_r() override;
private:
required_ioport m_paddle_pins;
required_ioport m_paddle_x;
uint8_t m_read_state;
attotime m_start_time;
const attotime m_interval;
};
// device type definition
DECLARE_DEVICE_TYPE(SMS_PADDLE, sms_paddle_device)
#endif // MAME_BUS_SMS_CTRL_PADDLE_H
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