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Diffstat (limited to 'src/devices/bus/spectrum/specdrum.h')
-rw-r--r-- | src/devices/bus/spectrum/specdrum.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/devices/bus/spectrum/specdrum.h b/src/devices/bus/spectrum/specdrum.h new file mode 100644 index 00000000000..7412a8509c0 --- /dev/null +++ b/src/devices/bus/spectrum/specdrum.h @@ -0,0 +1,51 @@ +// license:BSD-3-Clause +// copyright-holders:Nigel Barnes +/********************************************************************** + + Cheetah Marketing SpecDrum emulation + +**********************************************************************/ + +#ifndef MAME_BUS_SPECTRUM_SPECDRUM_H +#define MAME_BUS_SPECTRUM_SPECDRUM_H + +#pragma once + + +#include "exp.h" +#include "sound/dac.h" + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> spectrum_specdrum_device + +class spectrum_specdrum_device : + public device_t, + public device_spectrum_expansion_interface +{ +public: + // construction/destruction + spectrum_specdrum_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 void iorq_w(offs_t offset, uint8_t data) override; + +private: + required_device<dac_byte_interface> m_dac; +}; + + +// device type definition +DECLARE_DEVICE_TYPE(SPECTRUM_SPECDRUM, spectrum_specdrum_device) + + +#endif // MAME_BUS_SPECTRUM_SPECDRUM_H |