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
203
204
205
206
207
208
|
// license:BSD-3-Clause
// copyright-holders:Curt Coder
/***************************************************************************
MOS 7360/8360 Text Edit Device (TED) emulation
Copyright the MESS Team.
Visit http://mamedev.org for licensing and usage restrictions.
****************************************************************************
_____ _____
DB6 1 |* \_/ | 40 Vcc
DB5 2 | | 39 DB7
DB4 3 | | 38 DB8
DB3 4 | | 37 DB9
DB2 5 | | 36 DB10
DB1 6 | | 35 DB11
DB0 7 | | 34 A13
_IRQ 8 | | 33 A12
LP 9 | | 32 A11
_CS 10 | MOS7360 | 31 A10
R/W 11 | | 30 A9
BA 12 | | 29 A8
Vdd 13 | | 28 A7
COLOR 14 | | 27 A6
S/LUM 15 | | 26 A5
AEC 16 | | 25 A4
PH0 17 | | 24 A3
PHIN 18 | | 23 A2
PHCOL 19 | | 22 A1
Vss 20 |_____________| 21 A0
***************************************************************************/
#pragma once
#ifndef __MOS7360__
#define __MOS7360__
#include "emu.h"
/***************************************************************************
DEVICE CONFIGURATION MACROS
***************************************************************************/
#define MCFG_MOS7360_ADD(_tag, _screen_tag, _cpu_tag, _clock, _videoram_map, _irq, _k) \
MCFG_SCREEN_ADD(_screen_tag, RASTER) \
MCFG_SCREEN_REFRESH_RATE(TED7360PAL_VRETRACERATE) \
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) \
MCFG_SCREEN_SIZE(336, 216) \
MCFG_SCREEN_VISIBLE_AREA(0, 336 - 1, 0, 216 - 1) \
MCFG_SCREEN_UPDATE_DEVICE(_tag, mos7360_device, screen_update) \
MCFG_DEVICE_ADD(_tag, MOS7360, _clock) \
MCFG_DEVICE_ADDRESS_MAP(AS_0, _videoram_map) \
MCFG_VIDEO_SET_SCREEN(_screen_tag) \
downcast<mos7360_device *>(device)->set_callbacks(_cpu_tag, DEVCB_##_irq, DEVCB_##_k);
//**************************************************************************
// MACROS / CONSTANTS
//**************************************************************************
#define TED7360NTSC_VRETRACERATE 60
#define TED7360PAL_VRETRACERATE 50
#define TED7360_HRETRACERATE 15625
/* the following values depend on the VIC clock,
* but to achieve TV-frequency the clock must have a fix frequency */
#define TED7360_HSIZE 320
#define TED7360_VSIZE 200
/* of course you clock select an other clock, but for accurate */
/* video timing (these are used in c16/c116/plus4) */
#define TED7360NTSC_CLOCK (14318180/4)
#define TED7360PAL_CLOCK (17734470/5)
/* pal 50 Hz vertical screen refresh, screen consists of 312 lines
* ntsc 60 Hz vertical screen refresh, screen consists of 262 lines */
#define TED7360NTSC_LINES 261
#define TED7360PAL_LINES 312
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
// ======================> mos7360_device
class mos7360_device : public device_t,
public device_memory_interface,
public device_sound_interface,
public device_video_interface
{
public:
// construction/destruction
//mos7360_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock);
mos7360_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
template<class _irq, class _k> void set_callbacks(const char *cpu_tag, _irq irq, _k k) {
m_cpu_tag = cpu_tag;
m_write_irq.set_callback(irq);
m_read_k.set_callback(k);
}
virtual const address_space_config *memory_space_config(address_spacenum spacenum = AS_0) const;
UINT8 read(address_space &space, offs_t offset, int &cs0, int &cs1);
void write(address_space &space, offs_t offset, UINT8 data, int &cs0, int &cs1);
UINT32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
protected:
enum
{
TYPE_7360
};
enum
{
TIMER_ID_1,
TIMER_ID_2,
TIMER_ID_3,
TIMER_LINE,
TIMER_FRAME
};
// 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);
// device_sound_interface callbacks
virtual void sound_stream_update(sound_stream &stream, stream_sample_t **inputs, stream_sample_t **outputs, int samples);
inline void set_interrupt(int mask);
inline void clear_interrupt(int mask);
inline int rastercolumn();
inline UINT8 read_ram(offs_t offset);
inline UINT8 read_rom(offs_t offset);
void draw_character(int ybegin, int yend, int ch, int yoff, int xoff, UINT16 *color);
void draw_character_multi(int ybegin, int yend, int ch, int yoff, int xoff);
void draw_bitmap(int ybegin, int yend, int ch, int yoff, int xoff);
void draw_bitmap_multi(int ybegin, int yend, int ch, int yoff, int xoff);
void draw_cursor(int ybegin, int yend, int yoff, int xoff, int color);
void drawlines(int first, int last);
void soundport_w(int offset, int data);
void frame_interrupt_gen();
void raster_interrupt_gen();
int cs0_r(offs_t offset);
int cs1_r(offs_t offset);
const address_space_config m_videoram_space_config;
devcb_write_line m_write_irq;
devcb_read8 m_read_k;
const char *m_cpu_tag;
cpu_device *m_cpu;
sound_stream *m_stream;
UINT8 m_reg[0x20];
UINT8 m_last_data;
bitmap_rgb32 m_bitmap;
int m_rom;
int m_frame_count;
int m_lines;
int m_timer1_active, m_timer2_active, m_timer3_active;
emu_timer *m_timer1, *m_timer2, *m_timer3;
int m_cursor1;
int m_chargenaddr, m_bitmapaddr, m_videoaddr;
int m_x_begin, m_x_end;
int m_y_begin, m_y_end;
UINT16 m_c16_bitmap[2], m_bitmapmulti[4], m_mono[2], m_monoinversed[2], m_multi[4], m_ecmcolor[2], m_colors[5];
int m_rasterline, m_lastline;
double m_rastertime;
/* sound part */
UINT8 *m_noise;
int m_tone1pos, m_tone2pos,
m_tone1samples, m_tone2samples,
m_noisesize, /* number of samples */
m_noisepos, /* pos of tone */
m_noisesamples; /* count of samples to give out per tone */
emu_timer *m_line_timer;
emu_timer *m_frame_timer;
};
// device type definition
extern const device_type MOS7360;
#endif
|