22
SPECIFICATIONS FOR CPU BOARD CONNECTORS
S5U1C17801T1100 HARDWARE MANUAL
EPSON
47
(SOFTWARE EVALUATION TOOL FOR S1C17801)
J
8
Connector
The following shows specifications of J
8
, a connector for expansion board.
Table
22
.
3
.
1
J
8
Connector Pin Assignment
Connector J8
Maker:
SAMTEC
Model number: SSW-
108
-
01
-S-D
〈
Front view of CPU board
〉
No.
Name
I/O
Functionalities
1
V
DD
–
Power pin
2
V
DD
–
Power pin
3
P
50
/I
2
C_SDA
I/O | I/O
General purpose I/O port | I
2
C data I/O pin
4
N.C (TP
22
)
–
–
5
P
51
/I
2
C_SCL
I/O | I/O
General purpose I/O port | I
2
C clock I/O pin
6
N.C (TP
23
)
–
–
7
PC
3
(if P
45
=L)
I/O
General purpose I/O port
8
N.C (TP
24
)
–
–
9
PA
2
(if P
45
=L)
I/O
General purpose I/O port
10
N.C (TP
31
)
–
–
11
P
40
/SIN
0
(TP
42
)
I/O | I
General purpose I/O port | UART data input pin
12
N.C (TP
32
)
–
–
13
P
41
/SOUT
0
(TP
43
)
I/O | O
General purpose I/O port | UART data output pin
14
GND
–
–
15
P
42
/SCLK (TP
44
)
I/O | I
General purpose I/O port | UART clock input pin
16
GND
–
Power ground
1 2
15 16
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