// license:BSD-3-Clause // copyright-holders:Kevin Horton,Jonathan Gevaryahu,Sandro Ronco,hap // thanks-to:Berger /****************************************************************************** * * Fidelity Electronics Z80 based board driver * ******************************************************************************/ #include "emu.h" #include "sound/speaker.h" #include "sound/s14001a.h" #include "bus/generic/slot.h" #include "bus/generic/carts.h" #include "softlist.h" class fidelz80base_state : public driver_device { public: fidelz80base_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_speech(*this, "speech"), m_speech_rom(*this, "speech"), m_speaker(*this, "speaker"), m_cart(*this, "cartslot"), m_display_wait(33), m_display_maxy(1), m_display_maxx(0) { } // devices/pointers required_device m_maincpu; optional_ioport_array<11> m_inp_matrix; // max 11 optional_device m_speech; optional_region_ptr m_speech_rom; optional_device m_speaker; optional_device m_cart; // misc common UINT16 m_inp_mux; // multiplexed keypad/leds mask UINT16 m_led_select; UINT16 m_7seg_data; // data for seg leds UINT16 m_led_data; UINT8 m_speech_data; UINT8 m_speech_bank; // speech rom higher address bits UINT16 read_inputs(int columns); DECLARE_DEVICE_IMAGE_LOAD_MEMBER(scc_cartridge); // 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_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 set_display_segmask(UINT32 digits, UINT32 mask); void display_matrix(int maxx, int maxy, UINT32 setx, UINT32 sety, bool update = true); protected: virtual void machine_start() override; virtual void machine_reset() override; };