// license:BSD-3-Clause // copyright-holders:hap, Kevin Horton /* NEC uCOM4 MCU tabletops/handhelds or other simple devices, */ #ifndef _HH_UCOM4_H_ #define _HH_UCOM4_H_ #include "emu.h" #include "cpu/ucom4/ucom4.h" #include "sound/speaker.h" class hh_ucom4_state : public driver_device { public: hh_ucom4_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_inp_matrix(*this, "IN"), m_speaker(*this, "speaker"), m_display_wait(33), m_display_maxy(1), m_display_maxx(0) { } // devices required_device m_maincpu; optional_ioport_array<5> m_inp_matrix; // max 5 optional_device m_speaker; // misc common UINT8 m_port[9]; // MCU port A-I write data (optional) UINT16 m_inp_mux; // multiplexed inputs mask UINT8 read_inputs(int columns); // display common int m_display_wait; // led/lamp off-delay in microseconds (default 33ms) int m_display_maxy; // display matrix number of rows int m_display_maxx; // display matrix number of columns (max 31 for now) UINT32 m_grid; // VFD current row data UINT32 m_plate; // VFD current column data UINT32 m_display_state[0x20]; // display matrix rows data (last bit is used for always-on) UINT16 m_display_segmask[0x20]; // if not 0, display matrix row is a digit, mask indicates connected segments UINT32 m_display_cache[0x20]; // (internal use) UINT8 m_display_decay[0x20][0x20]; // (internal use) TIMER_DEVICE_CALLBACK_MEMBER(display_decay_tick); void display_update(); void set_display_size(int maxx, int maxy); void display_matrix(int maxx, int maxy, UINT32 setx, UINT32 sety); protected: virtual void machine_start(); virtual void machine_reset(); }; #endif /* _HH_UCOM4_H_ */