// license:BSD-3-Clause // copyright-holders:Tatsuyuki Satoh #ifndef MAME_SOUND_VLM5030_H #define MAME_SOUND_VLM5030_H #pragma once class vlm5030_device : public device_t, public device_sound_interface, public device_rom_interface { public: vlm5030_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); /* get BSY pin level */ DECLARE_READ_LINE_MEMBER( bsy ); /* latch contoll data */ DECLARE_WRITE8_MEMBER( data_w ); /* set RST pin level : reset / set table address A8-A15 */ DECLARE_WRITE_LINE_MEMBER( rst ); /* set VCU pin level : ?? unknown */ DECLARE_WRITE_LINE_MEMBER( vcu ); /* set ST pin level : set table address A0-A7 / start speech */ DECLARE_WRITE_LINE_MEMBER( st ); protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; // sound stream update overrides virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples) override; // device_rom_interface overrides virtual void rom_bank_updated() override; private: // configuration state const address_space_config m_space_config; // internal state sound_stream *m_channel; /* coefficient tables */ const struct tms5100_coeffs *m_coeff; /* need to save state */ uint16_t m_address; uint8_t m_pin_BSY; uint8_t m_pin_ST; uint8_t m_pin_VCU; uint8_t m_pin_RST; uint8_t m_latch_data; uint16_t m_vcu_addr_h; uint8_t m_parameter; uint8_t m_phase; /* state of option parameter */ int m_frame_size; int m_pitch_offset; uint8_t m_interp_step; uint8_t m_interp_count; /* number of interp periods */ uint8_t m_sample_count; /* sample number within interp */ uint8_t m_pitch_count; /* these contain data describing the current and previous voice frames */ uint16_t m_old_energy; uint8_t m_old_pitch; int16_t m_old_k[10]; uint16_t m_target_energy; uint8_t m_target_pitch; int16_t m_target_k[10]; uint16_t m_new_energy; uint8_t m_new_pitch; int16_t m_new_k[10]; /* these are all used to contain the current state of the sound generation */ unsigned int m_current_energy; unsigned int m_current_pitch; int m_current_k[10]; int32_t m_x[10]; int get_bits(int sbit,int bits); int parse_frame(); void update(); void setup_parameter(uint8_t param); void restore_state(); }; DECLARE_DEVICE_TYPE(VLM5030, vlm5030_device) #endif // MAME_SOUND_VLM5030_H