// license:BSD-3-Clause // copyright-holders:Angelo Salese #ifndef MAME_SOUND_UPD7752_H #define MAME_SOUND_UPD7752_H #pragma once //************************************************************************** // INTERFACE CONFIGURATION MACROS //************************************************************************** #define MCFG_UPD7752_ADD(_tag,_freq) \ MCFG_DEVICE_ADD(_tag, UPD7752, _freq) //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> upd7752_device class upd7752_device : public device_t, public device_sound_interface, public device_memory_interface { public: // construction/destruction upd7752_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); // I/O operations DECLARE_WRITE8_MEMBER( write ); DECLARE_READ8_MEMBER( read ); void upd7752_ram(address_map &map); protected: // device-level overrides virtual void device_start() override; virtual void device_stop() override; virtual void device_reset() override; virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override; virtual space_config_vector memory_space_config() const override; private: sound_stream *m_stream; const address_space_config m_space_config; uint8_t m_status; uint16_t m_ram_addr; uint8_t m_mode; void status_change(uint8_t flag,bool type); inline uint8_t readbyte(offs_t address); inline void writebyte(offs_t address, uint8_t data); }; // device type definition DECLARE_DEVICE_TYPE(UPD7752, upd7752_device) #endif // MAME_SOUND_UPD7752_H