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Diffstat (limited to 'src/emu/bus/abcbus/sio.h')
-rw-r--r-- | src/emu/bus/abcbus/sio.h | 53 |
1 files changed, 53 insertions, 0 deletions
diff --git a/src/emu/bus/abcbus/sio.h b/src/emu/bus/abcbus/sio.h new file mode 100644 index 00000000000..6ad8b90df0e --- /dev/null +++ b/src/emu/bus/abcbus/sio.h @@ -0,0 +1,53 @@ +// license:BSD-3-Clause +// copyright-holders:Curt Coder +#pragma once + +#ifndef __ABC_SIO__ +#define __ABC_SIO__ + +#include "emu.h" +#include "abcbus.h" +#include "machine/z80ctc.h" +#include "machine/z80dart.h" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> abc_sio_device + +class abc_sio_device : public device_t, + public device_abcbus_card_interface +{ +public: + // construction/destruction + abc_sio_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // optional information overrides + virtual const rom_entry *device_rom_region() const; + virtual machine_config_constructor device_mconfig_additions() const; + +protected: + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + + // device_abcbus_interface overrides + virtual void abcbus_cs(UINT8 data); + virtual UINT8 abcbus_xmemfl(offs_t offset); + +private: + required_device<z80ctc_device> m_ctc; + required_device<z80dart_device> m_sio; + required_memory_region m_rom; +}; + + +// device type definition +extern const device_type ABC_SIO; + + + +#endif |