Integra DTR-8.2 Service Manual page 20

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3 7 63 1515 0
IC BLOCK DIAGRAMS AND DESCRIPTIONS
M66005-001FP(FL tube drive IC)
14
CS
15
SCK
SDATA
16
13
RESET
TE
L 13942296513
21
Xin
Xout
20
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Vcc1
19
INDICATOR
CODE REGISTER
(8 bits 16)
SERIAL
RECEIVING
CIRCUIT
INDICATOR
CONTROL
REGISTER
CLOCK
GENERATION
CIRCUIT
x
ao
y
i
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8
Vcc2
60
CGROM
(35 bits 160)
CGRAM
(35 bits 16)
RAM
write
code
selector
Q Q
3
6 7
1 3
INDICATOR
CONTROLLER
22
Vss
u163
.
2 9
9 4
2 8
OUTPUT
PORT
(2 bits)
1 5
0 5
8
2 9
9 4
DIGIT
OUTPUT
CIRCUIT
32
Vp
m
co
DTR-8.2
9 9
23
SEG36
31
SEG28
33
SEG27
SEG01
59
17
P1
P0
18
1
DIG12
2 8
9 9
DIG01
12
61
DIG16
DIG13
64

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