1 // license:BSD-3-Clause
2 // copyright-holders:Curt Coder
3 /**********************************************************************
4 
5     Sequential Circuits MIDI Interface cartridge emulation
6 
7 **********************************************************************/
8 
9 #ifndef MAME_BUS_C64_MIDI_SCI_H
10 #define MAME_BUS_C64_MIDI_SCI_H
11 
12 #pragma once
13 
14 #include "exp.h"
15 #include "machine/6850acia.h"
16 
17 
18 
19 //**************************************************************************
20 //  TYPE DEFINITIONS
21 //**************************************************************************
22 
23 // ======================> c64_sequential_midi_cartridge_device
24 
25 class c64_sequential_midi_cartridge_device : public device_t, public device_c64_expansion_card_interface
26 {
27 public:
28 	// construction/destruction
29 	c64_sequential_midi_cartridge_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
30 
31 protected:
32 	// device-level overrides
33 	virtual void device_start() override;
34 	virtual void device_reset() override;
35 
36 	// optional information overrides
37 	virtual void device_add_mconfig(machine_config &config) override;
38 
39 	// device_c64_expansion_card_interface overrides
40 	virtual uint8_t c64_cd_r(offs_t offset, uint8_t data, int sphi2, int ba, int roml, int romh, int io1, int io2) override;
41 	virtual void c64_cd_w(offs_t offset, uint8_t data, int sphi2, int ba, int roml, int romh, int io1, int io2) override;
42 
43 private:
44 	DECLARE_WRITE_LINE_MEMBER( acia_irq_w );
45 	DECLARE_WRITE_LINE_MEMBER( write_acia_clock );
46 
47 	required_device<acia6850_device> m_acia;
48 };
49 
50 
51 // device type definition
52 DECLARE_DEVICE_TYPE(C64_MIDI_SCI, c64_sequential_midi_cartridge_device)
53 
54 
55 #endif // MAME_BUS_C64_MIDI_SCI_H
56