summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/includes/tmc1800.h
blob: 6130f7075e3a951cf83d6bfaad71d0155edacd5a (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
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
// license:BSD-3-Clause
// copyright-holders:Curt Coder
#pragma once

#ifndef MAME_INCLUDES_TMC1800_H
#define MAME_INCLUDES_TMC1800_H


#include "cpu/cosmac/cosmac.h"
#include "imagedev/cassette.h"
#include "imagedev/snapquik.h"
#include "machine/ram.h"
#include "machine/rescap.h"
#include "sound/cdp1864.h"
#include "video/cdp1861.h"
#include "sound/beep.h"

#define TMC2000_COLORRAM_SIZE   0x200

#define SCREEN_TAG      "screen"
#define CDP1802_TAG     "cdp1802"
#define CDP1861_TAG     "cdp1861"
#define CDP1864_TAG     "m3"

class tmc1800_base_state : public driver_device
{
public:
	tmc1800_base_state(const machine_config &mconfig, device_type type, const char *tag)
		: driver_device(mconfig, type, tag),
			m_maincpu(*this, CDP1802_TAG),
			m_cassette(*this, "cassette"),
			m_rom(*this, CDP1802_TAG),
			m_run(*this, "RUN"),
			m_ram(*this, RAM_TAG),
			m_beeper(*this, "beeper")
	{ }


	required_device<cpu_device> m_maincpu;
	required_device<cassette_image_device> m_cassette;
	required_memory_region m_rom;
	required_ioport m_run;
	required_device<ram_device> m_ram;
	optional_device<beep_device> m_beeper;

	DECLARE_QUICKLOAD_LOAD_MEMBER( tmc1800 );
};

class tmc1800_state : public tmc1800_base_state
{
public:
	enum
	{
		TIMER_SETUP_BEEP
	};

	tmc1800_state(const machine_config &mconfig, device_type type, const char *tag)
		: tmc1800_base_state(mconfig, type, tag),
			m_vdc(*this, CDP1861_TAG)
	{ }

	required_device<cdp1861_device> m_vdc;

	virtual void machine_start() override;
	virtual void machine_reset() override;

	DECLARE_WRITE8_MEMBER( keylatch_w );
	DECLARE_READ8_MEMBER( dispon_r );
	DECLARE_WRITE8_MEMBER( dispoff_w );
	DECLARE_READ_LINE_MEMBER( clear_r );
	DECLARE_READ_LINE_MEMBER( ef2_r );
	DECLARE_READ_LINE_MEMBER( ef3_r );
	DECLARE_WRITE_LINE_MEMBER( q_w );

	/* keyboard state */
	int m_keylatch;         /* key latch */
	DECLARE_DRIVER_INIT(tmc1800);

	void tmc1800(machine_config &config);
	void tmc1800_video(machine_config &config);
	void tmc1800_io_map(address_map &map);
	void tmc1800_map(address_map &map);
protected:
	virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
};

class osc1000b_state : public tmc1800_base_state
{
public:
	osc1000b_state(const machine_config &mconfig, device_type type, const char *tag)
		: tmc1800_base_state(mconfig, type, tag)
	{ }


	virtual void machine_start() override;
	virtual void machine_reset() override;

	uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);

	DECLARE_WRITE8_MEMBER( keylatch_w );
	DECLARE_READ_LINE_MEMBER( clear_r );
	DECLARE_READ_LINE_MEMBER( ef2_r );
	DECLARE_READ_LINE_MEMBER( ef3_r );
	DECLARE_WRITE_LINE_MEMBER( q_w );

	/* keyboard state */
	int m_keylatch;
	void osc1000b(machine_config &config);
	void osc1000b_video(machine_config &config);
	void osc1000b_io_map(address_map &map);
	void osc1000b_map(address_map &map);
};

class tmc2000_state : public tmc1800_base_state
{
public:
	tmc2000_state(const machine_config &mconfig, device_type type, const char *tag)
		: tmc1800_base_state(mconfig, type, tag),
			m_cti(*this, CDP1864_TAG),
			m_colorram(*this, "color_ram"),
			m_key_row(*this, {"Y0", "Y1", "Y2", "Y3", "Y4", "Y5", "Y6", "Y7"})
	{ }

	required_device<cdp1864_device> m_cti;
	optional_shared_ptr<uint8_t> m_colorram;
	required_ioport_array<8> m_key_row;

	virtual void machine_start() override;
	virtual void machine_reset() override;

	DECLARE_WRITE8_MEMBER( keylatch_w );
	DECLARE_WRITE8_MEMBER( bankswitch_w );
	DECLARE_READ_LINE_MEMBER( clear_r );
	DECLARE_READ_LINE_MEMBER( ef2_r );
	DECLARE_READ_LINE_MEMBER( ef3_r );
	DECLARE_WRITE_LINE_MEMBER( q_w );
	DECLARE_WRITE8_MEMBER( dma_w );
	DECLARE_READ_LINE_MEMBER( rdata_r );
	DECLARE_READ_LINE_MEMBER( bdata_r );
	DECLARE_READ_LINE_MEMBER( gdata_r );
	DECLARE_INPUT_CHANGED_MEMBER( run_pressed );

	void bankswitch();

	// memory
	int m_rac;
	int m_roc;

	/* video state */
	uint8_t m_color;

	/* keyboard state */
	int m_keylatch;
	void tmc2000(machine_config &config);
	void tmc2000_video(machine_config &config);
	void tmc2000_io_map(address_map &map);
	void tmc2000_map(address_map &map);
};

class nano_state : public tmc1800_base_state
{
public:
	nano_state(const machine_config &mconfig, device_type type, const char *tag)
		: tmc1800_base_state(mconfig, type, tag),
			m_cti(*this, CDP1864_TAG),
			m_ny0(*this, "NY0"),
			m_ny1(*this, "NY1"),
			m_monitor(*this, "MONITOR")
	{ }

	required_device<cdp1864_device> m_cti;
	required_ioport m_ny0;
	required_ioport m_ny1;
	required_ioport m_monitor;

	virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
	virtual void machine_start() override;
	virtual void machine_reset() override;

	enum
	{
		TIMER_ID_EF4
	};

	DECLARE_WRITE8_MEMBER( keylatch_w );
	DECLARE_WRITE8_MEMBER( bankswitch_w );
	DECLARE_READ_LINE_MEMBER( clear_r );
	DECLARE_READ_LINE_MEMBER( ef2_r );
	DECLARE_READ_LINE_MEMBER( ef3_r );
	DECLARE_WRITE_LINE_MEMBER( q_w );
	DECLARE_INPUT_CHANGED_MEMBER( run_pressed );
	DECLARE_INPUT_CHANGED_MEMBER( monitor_pressed );

	/* keyboard state */
	int m_keylatch;         /* key latch */
	void nano(machine_config &config);
	void nano_video(machine_config &config);
	void nano_io_map(address_map &map);
	void nano_map(address_map &map);
};

#endif