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Diffstat (limited to 'src/devices/bus/spectrum/mikroplus.h')
-rw-r--r-- | src/devices/bus/spectrum/mikroplus.h | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/src/devices/bus/spectrum/mikroplus.h b/src/devices/bus/spectrum/mikroplus.h new file mode 100644 index 00000000000..927cff5f56a --- /dev/null +++ b/src/devices/bus/spectrum/mikroplus.h @@ -0,0 +1,55 @@ +// license:BSD-3-Clause +// copyright-holders:Nigel Barnes +/********************************************************************** + + Mikro-Plus Joystick Interface + +**********************************************************************/ + +#ifndef MAME_BUS_SPECTRUM_MIKROPLUS_H +#define MAME_BUS_SPECTRUM_MIKROPLUS_H + +#pragma once + + +#include "exp.h" + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> spectrum_mikroplus_device + +class spectrum_mikroplus_device : + public device_t, + public device_spectrum_expansion_interface +{ +public: + // construction/destruction + spectrum_mikroplus_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); + +protected: + // device-level overrides + virtual void device_start() override; + virtual void device_reset() override; + + // optional information overrides + virtual const tiny_rom_entry *device_rom_region() const override; + virtual ioport_constructor device_input_ports() const override; + + virtual DECLARE_READ_LINE_MEMBER(romcs) override; + virtual DECLARE_READ8_MEMBER(mreq_r) override; + +private: + DECLARE_READ8_MEMBER(joystick_r); + + required_memory_region m_rom; + required_ioport m_joy; +}; + + +// device type definition +DECLARE_DEVICE_TYPE(SPECTRUM_MIKROPLUS, spectrum_mikroplus_device) + + +#endif // MAME_BUS_SPECTRUM_MIKROPLUS_H |