summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/audio/williams.h
blob: 2f75d3da0431837246ab444913f06a14ed7526be (plain) (blame)
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
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
// license:BSD-3-Clause
// copyright-holders:Aaron Giles
/***************************************************************************

    williams.h

    Functions to emulate general the various Williams/Midway sound cards.

****************************************************************************/

#include "machine/6821pia.h"
#include "cpu/m6809/m6809.h"
#include "sound/ym2151.h"
#include "sound/okim6295.h"
#include "sound/hc55516.h"



//**************************************************************************
//  GLOBAL VARIABLES
//**************************************************************************

DECLARE_DEVICE_TYPE(WILLIAMS_CVSD_SOUND, williams_cvsd_sound_device)
DECLARE_DEVICE_TYPE(WILLIAMS_NARC_SOUND, williams_narc_sound_device)
DECLARE_DEVICE_TYPE(WILLIAMS_ADPCM_SOUND, williams_adpcm_sound_device)



//**************************************************************************
//  TYPE DEFINITIONS
//**************************************************************************

// ======================> williams_cvsd_sound_device

class williams_cvsd_sound_device :  public device_t,
									public device_mixer_interface
{
public:
	// construction/destruction
	williams_cvsd_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);

	// read/write
	DECLARE_WRITE16_MEMBER(write);
	DECLARE_WRITE_LINE_MEMBER(reset_write);

	// internal communications
	DECLARE_WRITE8_MEMBER(bank_select_w);
	DECLARE_WRITE8_MEMBER(cvsd_digit_clock_clear_w);
	DECLARE_WRITE8_MEMBER(cvsd_clock_set_w);

	void williams_cvsd_map(address_map &map);
protected:
	// device-level overrides
	virtual void device_add_mconfig(machine_config &config) override;
	virtual void device_start() override;
	virtual void device_reset() override;
	virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;

private:
	// devices
	required_device<mc6809e_device> m_cpu;
	required_device<pia6821_device> m_pia;
	required_device<hc55516_device> m_hc55516;

	// internal state
	uint8_t m_talkback;

	DECLARE_WRITE8_MEMBER(talkback_w);
};


// ======================> williams_narc_sound_device

class williams_narc_sound_device :  public device_t,
									public device_mixer_interface
{
public:
	// construction/destruction
	williams_narc_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);

	// read/write
	DECLARE_READ16_MEMBER(read);
	DECLARE_WRITE16_MEMBER(write);
	DECLARE_WRITE_LINE_MEMBER(reset_write);

	// internal communications
	DECLARE_WRITE8_MEMBER(master_bank_select_w);
	DECLARE_WRITE8_MEMBER(slave_bank_select_w);
	DECLARE_READ8_MEMBER(command_r);
	DECLARE_WRITE8_MEMBER(command2_w);
	DECLARE_READ8_MEMBER(command2_r);
	DECLARE_WRITE8_MEMBER(master_talkback_w);
	DECLARE_WRITE8_MEMBER(master_sync_w);
	DECLARE_WRITE8_MEMBER(slave_talkback_w);
	DECLARE_WRITE8_MEMBER(slave_sync_w);
	DECLARE_WRITE8_MEMBER(cvsd_digit_clock_clear_w);
	DECLARE_WRITE8_MEMBER(cvsd_clock_set_w);

	void williams_narc_master_map(address_map &map);
	void williams_narc_slave_map(address_map &map);
protected:
	// device-level overrides
	virtual void device_add_mconfig(machine_config &config) override;
	virtual void device_start() override;
	virtual void device_reset() override;
	virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;

private:
	// timer IDs
	enum
	{
		TID_MASTER_COMMAND,
		TID_SLAVE_COMMAND,
		TID_SYNC_CLEAR
	};

	// devices
	required_device<mc6809e_device> m_cpu0;
	required_device<mc6809e_device> m_cpu1;
	required_device<hc55516_device> m_hc55516;

	// internal state
	uint8_t m_latch;
	uint8_t m_latch2;
	uint8_t m_talkback;
	uint8_t m_audio_sync;
	uint8_t m_sound_int_state;
};


// ======================> williams_adpcm_sound_device

class williams_adpcm_sound_device : public device_t,
									public device_mixer_interface
{
public:
	// construction/destruction
	williams_adpcm_sound_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock = 0);

	// read/write
	DECLARE_WRITE16_MEMBER(write);
	DECLARE_WRITE_LINE_MEMBER(reset_write);
	DECLARE_READ_LINE_MEMBER(irq_read);

	// internal communications
	DECLARE_WRITE8_MEMBER(bank_select_w);
	DECLARE_WRITE8_MEMBER(oki6295_bank_select_w);
	DECLARE_READ8_MEMBER(command_r);
	DECLARE_WRITE8_MEMBER(talkback_w);

	void williams_adpcm_map(address_map &map);
	void williams_adpcm_oki_map(address_map &map);

	mc6809e_device *get_cpu() { return m_cpu; }

protected:
	// timer IDs
	enum
	{
		TID_COMMAND,
		TID_IRQ_CLEAR
	};

	// device-level overrides
	virtual void device_add_mconfig(machine_config &config) override;
	virtual void device_start() override;
	virtual void device_reset() override;
	virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;

private:
	// devices
	required_device<mc6809e_device> m_cpu;

	// internal state
	uint8_t m_latch;
	uint8_t m_talkback;
	uint8_t m_sound_int_state;
};