// license:BSD-3-Clause // copyright-holders:Roberto Fernandez,Nigel Barnes #ifndef MAME_BUS_COCO_COCO_PSG_H #define MAME_BUS_COCO_COCO_PSG_H #pragma once #include "cococart.h" #include "machine/intelfsh.h" #include "sound/ay8910.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** // ======================> coco_psg_device class coco_psg_device : public device_t, public device_cococart_interface { public: // construction/destruction coco_psg_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock); // optional information overrides virtual void device_add_mconfig(machine_config &config) override; virtual const tiny_rom_entry *device_rom_region() const override; virtual ioport_constructor device_input_ports() const override; protected: // device-level overrides virtual void device_start() override; virtual void device_reset() override; virtual u8 cts_read(offs_t offset) override; virtual void cts_write(offs_t offset, u8 data) override; virtual u8 scs_read(offs_t offset) override; virtual void scs_write(offs_t offset, u8 data) override; private: required_device m_psg; required_device m_flash; void flash2aaa_w(offs_t offset, u8 data); void flash5555_w(offs_t offset, u8 data); std::unique_ptr m_sram; u8 m_bank[2]; u8 m_control; }; // device type definition DECLARE_DEVICE_TYPE(COCO_PSG, device_cococart_interface) #endif // MAME_BUS_COCO_COCO_PSG_H