1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
|
/*********************************************************************
a2midi.h
Apple II 6850 MIDI card, as made by Passport, Yamaha, and others.
*********************************************************************/
#ifndef __A2BUS_MIDI__
#define __A2BUS_MIDI__
#include "emu.h"
#include "a2bus.h"
#include "machine/6840ptm.h"
#include "machine/6850acia.h"
#include "machine/serial.h"
#include "machine/midiinport.h"
#include "machine/midioutport.h"
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
class a2bus_midi_device:
public device_t,
public device_a2bus_card_interface
{
public:
// construction/destruction
a2bus_midi_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
a2bus_midi_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source);
// optional information overrides
virtual machine_config_constructor device_mconfig_additions() const;
DECLARE_WRITE_LINE_MEMBER( acia_irq_w );
DECLARE_WRITE_LINE_MEMBER( ptm_irq_w );
DECLARE_WRITE_LINE_MEMBER( midi_rx_w );
protected:
virtual void device_start();
virtual void device_reset();
virtual UINT8 read_c0nx(address_space &space, UINT8 offset);
virtual void write_c0nx(address_space &space, UINT8 offset, UINT8 data);
required_device<ptm6840_device> m_ptm;
required_device<acia6850_device> m_acia;
private:
bool m_acia_irq, m_ptm_irq;
};
// device type definition
extern const device_type A2BUS_MIDI;
#endif /* __A2BUS_MIDI__ */
|