// license:BSD-3-Clause // copyright-holders:Fabio Priuli /********************************************************************** Sega Master System "Graphic Board" emulation **********************************************************************/ #pragma once #ifndef __SMS_GRAPHIC__ #define __SMS_GRAPHIC__ #include "smsctrl.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> sms_graphic_device class sms_graphic_device : public device_t, public device_sms_control_port_interface { public: // construction/destruction sms_graphic_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); // optional information overrides virtual ioport_constructor device_input_ports() const override; protected: // device-level overrides virtual void device_start() override; // device_sms_control_port_interface overrides virtual uint8_t peripheral_r() override; virtual void peripheral_w(uint8_t data) override; private: required_ioport m_buttons; required_ioport m_x; required_ioport m_y; int m_index; uint8_t m_previous_write; uint8_t m_pressure; }; // device type definition extern const device_type SMS_GRAPHIC; #endif