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
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
/**********************************************************************
General Instruments AY-5-3600 Keyboard Encoder emulation
Copyright MESS Team.
Visit http://mamedev.org for licensing and usage restrictions.
**********************************************************************
_____ _____
1 |* \_/ | 40 X0
2 | | 39 X1
3 | | 38 X2
4 | | 37 X3
5 | | 36 X4
B9 6 | | 35 X5
B8 7 | | 34 X6
B7 8 | | 33 X7
B6 9 | | 32 X8
B5 10 | AY-5-3600 | 31 DELAY NODE
B4 11 | | 30 Vcc
B3 12 | | 29 SHIFT
B2 13 | | 28 CONTROL
B1 14 | | 27 Vgg
Vdd 15 | | 26 Y9
DATA READY 16 | | 25 Y8
Y0 17 | | 24 Y7
Y1 18 | | 23 Y6
Y2 19 | | 22 Y5
Y3 20 |_____________| 21 Y4
_____ _____
Vcc 1 |* \_/ | 40 Vss
B9 2 | | 39 Vgg
B8 3 | | 38 _STCL?
B7 4 | | 37 _MCLR
TEST 5 | | 36 OSC
B6 6 | | 35 CLK OUT
B5 7 | | 34 X7
B4 8 | | 33 X6
B3 9 | | 32 X5
B2 10 | AY-5-3600 | 31 X4
B1 11 | PRO 002 | 30 X3
X8 12 | | 29 X2
AKO 13 | | 28 X1
CTRL 14 | | 27 X0
SHIFT 15 | | 26 Y9
DATA READY 16 | | 25 Y8
Y0 17 | | 24 Y7
Y1 18 | | 23 Y6
Y2 19 | | 22 Y5
Y3 20 |_____________| 21 Y4
**********************************************************************/
#pragma once
#ifndef __AY3600__
#define __AY3600__
#include "emu.h"
//**************************************************************************
// INTERFACE CONFIGURATION MACROS
//**************************************************************************
#define MCFG_AY3600_MATRIX_X0(_cb) \
devcb = &ay3600_device::set_x0_cb(*device, DEVCB_##_cb);
#define MCFG_AY3600_MATRIX_X1(_cb) \
devcb = &ay3600_device::set_x1_cb(*device, DEVCB_##_cb);
#define MCFG_AY3600_MATRIX_X2(_cb) \
devcb = &ay3600_device::set_x2_cb(*device, DEVCB_##_cb);
#define MCFG_AY3600_MATRIX_X3(_cb) \
devcb = &ay3600_device::set_x3_cb(*device, DEVCB_##_cb);
#define MCFG_AY3600_MATRIX_X4(_cb) \
devcb = &ay3600_device::set_x4_cb(*device, DEVCB_##_cb);
#define MCFG_AY3600_MATRIX_X5(_cb) \
devcb = &ay3600_device::set_x5_cb(*device, DEVCB_##_cb);
#define MCFG_AY3600_MATRIX_X6(_cb) \
devcb = &ay3600_device::set_x6_cb(*device, DEVCB_##_cb);
#define MCFG_AY3600_MATRIX_X7(_cb) \
devcb = &ay3600_device::set_x7_cb(*device, DEVCB_##_cb);
#define MCFG_AY3600_MATRIX_X8(_cb) \
devcb = &ay3600_device::set_x8_cb(*device, DEVCB_##_cb);
#define MCFG_AY3600_SHIFT_CB(_cb) \
devcb = &ay3600_device::set_shift_cb(*device, DEVCB_##_cb);
#define MCFG_AY3600_CONTROL_CB(_cb) \
devcb = &ay3600_device::set_control_cb(*device, DEVCB_##_cb);
#define MCFG_AY3600_DATA_READY_CB(_cb) \
devcb = &ay3600_device::set_data_ready_cb(*device, DEVCB_##_cb);
#define MCFG_AY3600_AKO_CB(_cb) \
devcb = &ay3600_device::set_ako_cb(*device, DEVCB_##_cb);
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// ======================> ay3600_device
class ay3600_device : public device_t
{
public:
// construction/destruction
ay3600_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
// public interface
UINT16 b_r();
template<class _Object> static devcb_base &set_x0_cb(device_t &device, _Object rd) { return downcast<ay3600_device &>(device).m_read_x0.set_callback(rd); }
template<class _Object> static devcb_base &set_x1_cb(device_t &device, _Object rd) { return downcast<ay3600_device &>(device).m_read_x1.set_callback(rd); }
template<class _Object> static devcb_base &set_x2_cb(device_t &device, _Object rd) { return downcast<ay3600_device &>(device).m_read_x2.set_callback(rd); }
template<class _Object> static devcb_base &set_x3_cb(device_t &device, _Object rd) { return downcast<ay3600_device &>(device).m_read_x3.set_callback(rd); }
template<class _Object> static devcb_base &set_x4_cb(device_t &device, _Object rd) { return downcast<ay3600_device &>(device).m_read_x4.set_callback(rd); }
template<class _Object> static devcb_base &set_x5_cb(device_t &device, _Object rd) { return downcast<ay3600_device &>(device).m_read_x5.set_callback(rd); }
template<class _Object> static devcb_base &set_x6_cb(device_t &device, _Object rd) { return downcast<ay3600_device &>(device).m_read_x6.set_callback(rd); }
template<class _Object> static devcb_base &set_x7_cb(device_t &device, _Object rd) { return downcast<ay3600_device &>(device).m_read_x7.set_callback(rd); }
template<class _Object> static devcb_base &set_x8_cb(device_t &device, _Object rd) { return downcast<ay3600_device &>(device).m_read_x8.set_callback(rd); }
template<class _Object> static devcb_base &set_shift_cb(device_t &device, _Object rd) { return downcast<ay3600_device &>(device).m_read_shift.set_callback(rd); }
template<class _Object> static devcb_base &set_control_cb(device_t &device, _Object rd) { return downcast<ay3600_device &>(device).m_read_control.set_callback(rd); }
template<class _Object> static devcb_base &set_data_ready_cb(device_t &device, _Object wr) { return downcast<ay3600_device &>(device).m_write_data_ready.set_callback(wr); }
template<class _Object> static devcb_base &set_ako_cb(device_t &device, _Object wr) { return downcast<ay3600_device &>(device).m_write_ako.set_callback(wr); }
devcb_read16 m_read_x0, m_read_x1, m_read_x2, m_read_x3, m_read_x4, m_read_x5, m_read_x6, m_read_x7, m_read_x8;
devcb_read_line m_read_shift, m_read_control;
devcb_write_line m_write_data_ready, m_write_ako;
protected:
// device-level overrides
virtual void device_start();
virtual void device_reset();
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr);
private:
static const int MAX_KEYS_DOWN = 4;
int m_b; // output buffer
int m_ako; // any key down
int m_x_mask[9]; // mask of what keys are down
// timers
emu_timer *m_scan_timer; // keyboard scan timer
};
// device type definition
extern const device_type AY3600;
#endif
|