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Korg DW-8000 Service Manual page 28

Programmable digital waveform synthesizer
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7.
CIRCUIT
DESCRIPTIONS
1.
Hardware:
NAME
DESCRIPTION
PC
BOARD
CPU 63B03X
(8
bit,
2MHz)
KLM-661
ROM
27128 (N-MOS
16KB)
System program,
data
table
KLM-66'i
RAMI
6116 (C-MOS
2KB)
Tone
data,
backup
KLM-661
RAM2
6116 (C-MOS
2KB)
System
use
KLM-661
Sound
source
DWGS
2
DCO
x
8
voice
KLM-661
Wave
table
ROM
613256
(256Kbit x
4)
16
Waveforms
KLM-661
VCF,
VCA
2069
KLM-662
Digital
delay
KLM-775
2.
Memory map
(
7
)
RAM
(Battery
Back
up)
16K
Bytes
3000
3780
37C0H
37FFH
(T)
RAM
16K
Bytes
FOR SYSTEM
PROGRAM
TONE DATA
30
Bytes
x
64
TONE DATA
EDITABLE
TONE DATA
NONEDIT
(3)
sw
\^Bit
7
6
5
4
3
2
1
0
4000 H
8
7
6
5
4
3
2
1
400 1H
Tape
Enab.
Wr.
Enab.
WRITE
B.H
PAR
PRG
UP
DOWN
4002
H
00T
MODE
LATCH
Arp.
On/Off
UNS2
UNS1
POLY2 POLY1
400
3
H
IRG
1
Reset (LS74)
-
31
-

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