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Diffstat (limited to 'src/mess/machine/c64/midi_sci.h')
-rw-r--r-- | src/mess/machine/c64/midi_sci.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/src/mess/machine/c64/midi_sci.h b/src/mess/machine/c64/midi_sci.h new file mode 100644 index 00000000000..3f7e10e99df --- /dev/null +++ b/src/mess/machine/c64/midi_sci.h @@ -0,0 +1,66 @@ +/********************************************************************** + + Sequential Circuits MIDI Interface cartridge emulation + + Copyright MESS Team. + Visit http://mamedev.org for licensing and usage restrictions. + +**********************************************************************/ + +#pragma once + +#ifndef __C64_MIDI_SCI__ +#define __C64_MIDI_SCI__ + +#include "emu.h" +#include "machine/c64/exp.h" +#include "machine/6850acia.h" +#include "machine/serial.h" +#include "machine/midiinport.h" +#include "machine/midioutport.h" + + + +//************************************************************************** +// TYPE DEFINITIONS +//************************************************************************** + +// ======================> c64_sequential_midi_cartridge_device + +class c64_sequential_midi_cartridge_device : public device_t, + public device_c64_expansion_card_interface +{ +public: + // construction/destruction + c64_sequential_midi_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock); + + // optional information overrides + virtual machine_config_constructor device_mconfig_additions() const; + + DECLARE_WRITE_LINE_MEMBER( acia_irq_w ); + DECLARE_WRITE_LINE_MEMBER( midi_rx_w ); + DECLARE_READ_LINE_MEMBER( rx_in ); + DECLARE_WRITE_LINE_MEMBER( tx_out ); + +protected: + // device-level overrides + virtual void device_start(); + virtual void device_reset(); + + // device_c64_expansion_card_interface overrides + virtual UINT8 c64_cd_r(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2); + virtual void c64_cd_w(address_space &space, offs_t offset, UINT8 data, int sphi2, int ba, int roml, int romh, int io1, int io2); + +private: + required_device<acia6850_device> m_acia; + required_device<serial_port_device> m_mdout; + + int m_rx_state; +}; + + +// device type definition +extern const device_type C64_MIDI_SCI; + + +#endif |