// license:BSD-3-Clause // copyright-holders:Nigel Barnes /********************************************************************** ALA11 - Acorn Plus 1 **********************************************************************/ #ifndef MAME_BUS_ELECTRON_PLUS1_H #define MAME_BUS_ELECTRON_PLUS1_H #include "exp.h" #include "softlist.h" #include "machine/adc0844.h" #include "bus/centronics/ctronics.h" #include "bus/electron/cart/slot.h" //************************************************************************** // TYPE DEFINITIONS //************************************************************************** class electron_plus1_device: public device_t, public device_electron_expansion_interface { public: // construction/destruction electron_plus1_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); protected: // device-level overrides virtual void device_start() override; // 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; virtual uint8_t expbus_r(address_space &space, offs_t offset) override; virtual void expbus_w(address_space &space, offs_t offset, uint8_t data) override; private: u8 status_r(); DECLARE_WRITE_LINE_MEMBER(busy_w); DECLARE_WRITE_LINE_MEMBER(ready_w); required_memory_region m_exp_rom; required_device m_cart_sk1; required_device m_cart_sk2; required_device m_centronics; required_device m_cent_data_out; required_device m_adc; required_ioport_array<4> m_joy; required_ioport m_buttons; uint8_t m_romsel; int m_centronics_busy; int m_adc_ready; }; // device type definition DECLARE_DEVICE_TYPE(ELECTRON_PLUS1, electron_plus1_device) #endif /* MAME_BUS_ELECTRON_PLUS1_H */