Sony BVS-A3232 Maintenance Manual page 92

IC
UPD72001C-11 (NEC) (CLOCK FREQUENCY:11MHz)
C-MOS ADVANCED MULTI-PROTOCOL SERIAL CONTROLLER
–TOP VIEW–
DCDA 1 40
IN
D7 2 39
IN/OUT
D6 3 38
IN/OUT
D5 4 37
IN/OUT
D4 5 36
IN/OUT
D3
IN/OUT 6 35
D2 7 34
IN/OUT
D1 8 33
IN/OUT
D0 9 32
IN/OUT
10 GND 31
V
DD
WR
IN 11 30
(+5V)
RD
IN 12 29
C/D
13 28
IN
B/A 14 27
IN
PRO 15 26
OUT
PRI
IN 16 25
INTAK
IN 17 24
INT
OUT 18 23
CTSB
IN 19 22
DCDB
20 21
IN
X
X
X
X
6-14
39
R DA T
X
CTSA
IN
40
CTSA XI2A/SYNCA
1
DCDA TR
R DA
X IN
38
XI1A/STR CA RTSA
X
XI1A/STR CA
X IN
22
R DB T
X
19
CTSB XI2B/SYNCB
XI2A/SYNCA
IN/OUT
20
DCDB TR
23
XI1B/STR CB RTSB
X
TR CA
X IN/OUT
31
ø
T DA
X OUT
12
RD
RTSA
OUT
11
WR
13
C/D
DRQR A
X OUT
14
B/A
32
RESET
RESET
IN
CK
IN
DRQR
DRQT
DTRB/DRQR
DTRA/DRQT
DRQT A
X IN/OUT
17
INTAK
DTRA/DRQT B
X OUT
16
PRI
DTRB/DRQR B
X OUT
RTSB
OUT
T DB
X OUT
XI2B/SYNCB
IN/OUT
XI1B/STR CB
X IN
R DB
X IN
TR CB
X IN/OUT
X
X
X
X
35
DA
X
37
36
CA
X
34
25
DB
X
24
21
CB
X
26
9
D0
8
D1
7
D2
6
D3
5
D4
4
D5
3
D6
2
D7
33
A
X
29
A
X
27
B
X
28
B
X
18
INT
15
PRO
X X
X X
X
X
X
X
BVS-A3232/V3232