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2. IC OPERATION OF EACH CIRCUIT AND PIN DESCRIPTION
Pin description of I C 1 5 ( T M P 4 7 4 0 N )
Signal
Pin No.
Port name
name
1
MDO
R40
2
R41
MD1
R4
R4
R4
R4
3
MD2
R42
4
R43
MD3
5
R50
MD4
6
R51
SVCS
R5
R5
R5
R5
7
R52
A2
8
R53
A1
9
AO
R60
10
R61
A3
R6
R6
R6
R6
11
R62
A4
12
R63
A5
13
R70
DO/QDAd
14
R71
D1/QDAC
R7
R7
R7
R7
15
R72
D2/QDAD
16
R73
D3/QDAa
17
P10
A6
18
P11
A7
P1
P1
P1
P1
19
P12
A8
20
P13
A9
IN/OUT
Level
Outputs various mode data and kick data outputs to IC15 (TC15G008AP) for interface with
L
0
the servo system.
Outputs various mode data and kick data outputs to IC15 (TC15G008AP) for interface with
0
L
the servo system.
Outputs various mode data and kick data outputs to IC15 (TC15G008AP) for interface with
0
L
the servo system.
Outputs various mode data and kick data outputs to IC15 (TC15G008AP) for interface with
0
L
the servo system.
Data select signal output to ICI 5 (TC15G008AP). (The kick control data at " H " level and
0
L
the mode control data at " L " level.)
l/N
L
Operation start/stop control signal to the servo control microprocessor IC12 (MB88201)
0
L
Address data output to the external RAM IC14 (TC-5514P).
0
L
Address data output to the external RAM IC14 (TC-5514P).
Address data output to the external RAM IC14 (TC-5514P).
0
H
0
H
Address data output to the external RAM IC14 (TC-5514P).
0
H
Address data output to the external RAM IC14 (TC-5514P).
0
H
Address data output to the external RAM IC14 (TC-5514P)
1 Data input terminal of the subcode Q from IC8 (TC-9178), (T-6391).
I/O
H
2 Data input/output terminal.with the external RAM IC14 (TC5514).
1 Data input terminal of the subcode Q from IC8 (TC-9178), (T-6391).
I/O
H
2 Data input/output terminal with the external RAM IC14 (TC5514).
1 Data input terminal of the subcode Q from IC8 (TC-9178), (T-6391).
I/O
H
2 Data input/output terminal with the external RAM ICI 4 (TC5514).
1 Data input terminal of the subcode Q from IC8 (TC-9178), (T-6391).
I/O
H
2 Data input/output terminal with the external RAM IC14 (TC5514).
H
0
Address data to the external RAM IC14 (TC5514).
0
H
Address data to the external RAM IC14 (TC5514).
0
H
Address data to the external RAM IC14 (TC5514).
0
H
Address data to the external RAM IC14 (TC5514).
T a b l e 2 - 3 - 1 A
Function/operation
DP-I I D OB/ n
75

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