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
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
|
/***************************************************************************
esqkt.c - Ensoniq KT-76, KT-88, and E-Prime
Driver by R. Belmont
Hardware:
CPU: 68EC020-16 CPU
Serial/timers: SCN2681 (MC68681 clone)
Sound: 2xES5506
Effects: ES5510
Memory map:
0x000000-0x07FFFF OS ROM
0x200000-0x20003F Master ES5506
0x240000-0x24003F Slave ES5506
0x280000-0x2801FF ES5510
0x300000-0x30000F 68681 DUART
0xFF0000-0xFFFFFF OS RAM
***************************************************************************/
#include "bus/midi/midi.h"
#include "cpu/m68000/m68000.h"
#include "cpu/es5510/es5510.h"
#include "sound/es5506.h"
#include "machine/n68681.h"
#include "machine/esqpanel.h"
class esqkt_state : public driver_device
{
public:
esqkt_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_esp(*this, "esp"),
m_duart(*this, "duart"),
m_sq1panel(*this, "sq1panel"),
m_mdout(*this, "mdout")
{ }
required_device<m68ec020_device> m_maincpu;
required_device<es5510_device> m_esp;
required_device<duartn68681_device> m_duart;
required_device<esqpanel2x40_sq1_device> m_sq1panel;
required_device<midi_port_device> m_mdout;
virtual void machine_reset();
DECLARE_READ32_MEMBER(lower_r);
DECLARE_WRITE32_MEMBER(lower_w);
DECLARE_WRITE_LINE_MEMBER(duart_irq_handler);
DECLARE_WRITE_LINE_MEMBER(duart_tx_a);
DECLARE_WRITE_LINE_MEMBER(duart_tx_b);
DECLARE_WRITE8_MEMBER(duart_output);
UINT8 m_duart_io;
bool m_bCalibSecondByte;
private:
UINT32 *m_rom, *m_ram;
public:
DECLARE_DRIVER_INIT(kt);
DECLARE_INPUT_CHANGED_MEMBER(key_stroke);
DECLARE_WRITE_LINE_MEMBER(esq5506_otto_irq);
};
void esqkt_state::machine_reset()
{
m_bCalibSecondByte = false;
}
READ32_MEMBER(esqkt_state::lower_r)
{
offset &= 0x3fff;
// get pointers when 68k resets
if (!m_rom)
{
m_rom = (UINT32 *)memregion("osrom")->base();
m_ram = (UINT32 *)memshare("osram")->ptr();
}
if (offset < 0x2000)
{
if (m68k_get_fc(m_maincpu) == 0x6) // supervisor mode = ROM
{
return m_rom[offset];
}
else
{
return m_ram[offset];
}
}
else
{
return m_ram[offset];
}
}
WRITE32_MEMBER(esqkt_state::lower_w)
{
offset &= 0x3fff;
if (offset < 0x2000)
{
if (m68k_get_fc(m_maincpu) != 0x6) // if not supervisor mode, RAM
{
COMBINE_DATA(&m_ram[offset]);
}
else
{
logerror("Write to ROM: %x @ %x (fc=%x)\n", data, offset, m68k_get_fc(m_maincpu));
}
}
else
{
COMBINE_DATA(&m_ram[offset]);
}
}
static ADDRESS_MAP_START( kt_map, AS_PROGRAM, 32, esqkt_state )
AM_RANGE(0x000000, 0x07ffff) AM_ROM AM_REGION("osrom", 0)
AM_RANGE(0x200000, 0x20003f) AM_DEVREADWRITE8("ensoniq", es5506_device, read, write, 0xffffffff)
AM_RANGE(0x240000, 0x24003f) AM_DEVREADWRITE8("ensoniq2", es5506_device, read, write, 0xffffffff)
AM_RANGE(0x280000, 0x2801ff) AM_DEVREADWRITE8("esp", es5510_device, host_r, host_w, 0xffffffff)
AM_RANGE(0x300000, 0x30001f) AM_DEVREADWRITE8("duart", duartn68681_device, read, write, 0xffffffff)
AM_RANGE(0xff0000, 0xffffff) AM_RAM AM_SHARE("osram")
ADDRESS_MAP_END
WRITE_LINE_MEMBER(esqkt_state::esq5506_otto_irq)
{
#if 0 // 5505/06 IRQ generation needs (more) work
m_maincpu->set_input_line(1, state);
#endif
}
static READ16_DEVICE_HANDLER(esq5506_read_adc)
{
esqkt_state *state = device->machine().driver_data<esqkt_state>();
switch ((state->m_duart_io & 7) ^ 7)
{
case 0: // vRef to check battery
return 0x5b00;
case 2: // battery voltage
return 0x7f00;
default: // pedal
return 0;
}
if (state->m_duart_io & 1)
{
return 0x5b00; // vRef
}
else
{
return 0x7f00; // vBattery
}
}
WRITE_LINE_MEMBER(esqkt_state::duart_irq_handler)
{
m_maincpu->set_input_line(M68K_IRQ_3, state);
};
WRITE8_MEMBER(esqkt_state::duart_output)
{
m_duart_io = data;
// printf("DUART output: %02x (PC=%x)\n", data, m_maincpu->pc());
}
WRITE_LINE_MEMBER(esqkt_state::duart_tx_a)
{
m_mdout->write_txd(state);
}
WRITE_LINE_MEMBER(esqkt_state::duart_tx_b)
{
m_sq1panel->rx_w(state);
}
static const es5506_interface es5506_config =
{
"waverom", /* Bank 0 */
"waverom2", /* Bank 1 */
"waverom3", /* Bank 0 */
"waverom4", /* Bank 1 */
1, /* channels */
DEVCB_DRIVER_LINE_MEMBER(esqkt_state,esq5506_otto_irq), /* irq */
DEVCB_DEVICE_HANDLER(DEVICE_SELF, esq5506_read_adc)
};
static const es5506_interface es5506_2_config =
{
"waverom", /* Bank 0 */
"waverom2", /* Bank 1 */
"waverom3", /* Bank 0 */
"waverom4", /* Bank 1 */
1, /* channels */
DEVCB_NULL,
DEVCB_NULL
};
static const esqpanel_interface esqpanel_config =
{
DEVCB_DEVICE_LINE_MEMBER("duart", duartn68681_device, rx_b_w)
};
static MACHINE_CONFIG_START( kt, esqkt_state )
MCFG_CPU_ADD("maincpu", M68EC020, XTAL_16MHz)
MCFG_CPU_PROGRAM_MAP(kt_map)
MCFG_CPU_ADD("esp", ES5510, XTAL_10MHz)
MCFG_DEVICE_DISABLE()
MCFG_ESQPANEL2x40_SQ1_ADD("sq1panel", esqpanel_config)
MCFG_DUARTN68681_ADD("duart", 4000000)
MCFG_DUARTN68681_IRQ_CALLBACK(WRITELINE(esqkt_state, duart_irq_handler))
MCFG_DUARTN68681_A_TX_CALLBACK(WRITELINE(esqkt_state, duart_tx_a))
MCFG_DUARTN68681_B_TX_CALLBACK(WRITELINE(esqkt_state, duart_tx_b))
MCFG_DUARTN68681_OUTPORT_CALLBACK(WRITE8(esqkt_state, duart_output))
MCFG_DUARTN68681_SET_EXTERNAL_CLOCKS(500000, 500000, 1000000, 1000000)
MCFG_DUARTN68681_SET_EXTERNAL_CLOCKS(500000, 500000, 1000000, 1000000)
MCFG_MIDI_PORT_ADD("mdin", midiin_slot, "midiin")
MCFG_MIDI_RX_HANDLER(DEVWRITELINE("duart", duartn68681_device, rx_a_w)) // route MIDI Tx send directly to 68681 channel A Rx
MCFG_MIDI_PORT_ADD("mdout", midiout_slot, "midiout")
MCFG_SPEAKER_STANDARD_STEREO("lspeaker", "rspeaker")
MCFG_SOUND_ADD("ensoniq", ES5506, XTAL_16MHz)
MCFG_SOUND_CONFIG(es5506_config)
MCFG_SOUND_ROUTE(0, "lspeaker", 2.0)
MCFG_SOUND_ROUTE(1, "rspeaker", 2.0)
MCFG_SOUND_ADD("ensoniq2", ES5506, XTAL_16MHz)
MCFG_SOUND_CONFIG(es5506_2_config)
MCFG_SOUND_ROUTE(0, "lspeaker", 2.0)
MCFG_SOUND_ROUTE(1, "rspeaker", 2.0)
MACHINE_CONFIG_END
static INPUT_PORTS_START( kt )
INPUT_PORTS_END
ROM_START( kt76 )
ROM_REGION(0x80000, "osrom", 0)
ROM_LOAD32_WORD( "kt76_162_lo.bin", 0x000000, 0x020000, CRC(1a1ab910) SHA1(dcc80db2297fd25993e090c2e5bb7f947319a8bf) )
ROM_LOAD32_WORD( "kt76_162_hi.bin", 0x000002, 0x040000, CRC(de16d236) SHA1(c55fca86453e90e8c34a048bed45817063237370) )
ROM_REGION(0x200000, "waverom", ROMREGION_ERASE00)
ROM_REGION(0x200000, "waverom2", ROMREGION_ERASE00)
ROM_REGION(0x200000, "waverom3", ROMREGION_ERASE00)
ROM_REGION(0x200000, "waverom4", ROMREGION_ERASE00)
ROM_END
DRIVER_INIT_MEMBER(esqkt_state, kt)
{
m_duart_io = 0;
}
CONS( 1996, kt76, 0, 0, kt, kt, esqkt_state, kt, "Ensoniq", "KT-76", GAME_NOT_WORKING )
|