// license:LGPL-2.1+ // copyright-holders:Michael Zapf /**************************************************************************** TI-99 Speech Synthesizer See spchsyn.c for documentation Michael Zapf, October 2010 February 2012: Rewritten as class *****************************************************************************/ #ifndef MAME_BUS_TI99_PEB_SPCHSYN_H #define MAME_BUS_TI99_PEB_SPCHSYN_H #pragma once #include "peribox.h" #include "sound/tms5220.h" #include "machine/tms6100.h" namespace bus::ti99::peb { class ti_speech_synthesizer_device : public device_t, public device_ti99_peribox_card_interface { public: ti_speech_synthesizer_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); void readz(offs_t offset, uint8_t *value) override; void write(offs_t offset, uint8_t data) override; void setaddress_dbin(offs_t offset, int state) override; void crureadz(offs_t offset, uint8_t *value) override { } void cruwrite(offs_t offset, uint8_t data) override { } protected: virtual void device_start() override; virtual void device_reset() override; virtual const tiny_rom_entry *device_rom_region() const override; virtual void device_add_mconfig(machine_config &config) override; virtual ioport_constructor device_input_ports() const override; private: DECLARE_WRITE_LINE_MEMBER( speech_ready ); required_device m_vsp; bool m_reading; bool m_sbe; // Signal "Speech block enable" bool m_dec_high; // Decode the AMA/AMB/ABC address lines }; } // end namespace bus::ti99::peb DECLARE_DEVICE_TYPE_NS(TI99_SPEECH, bus::ti99::peb, ti_speech_synthesizer_device) #endif // MAME_BUS_TI99_PEB_SPCHSYN_H