J8 connector – Epson S5U1C17801T1100 User Manual
Page 53
22 SPECIFICATIONS FOR CPU BOARD CONNECTORS
S5U1C17801T1100 HARDWARE MANUAL
EPSON
47
(SOFTWARE EVALUATION TOOL FOR S1C17801)
J8 Connector
The following shows specifications of J8, a connector for expansion board.
Table 22.3.1 J8 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
P50/I2C_SDA
I/O | I/O
General purpose I/O port | I
2
C data I/O pin
4
N.C (TP22)
–
–
5
P51/I2C_SCL
I/O | I/O
General purpose I/O port | I
2
C clock I/O pin
6
N.C (TP23)
–
–
7
PC3 (if P45=L)
I/O
General purpose I/O port
8
N.C (TP24)
–
–
9
PA2 (if P45=L)
I/O
General purpose I/O port
10
N.C (TP31)
–
–
11
P40/SIN0 (TP42)
I/O | I
General purpose I/O port | UART data input pin
12
N.C (TP32)
–
–
13
P41/SOUT0 (TP43)
I/O | O
General purpose I/O port | UART data output pin
14
GND
–
–
15
P42/SCLK (TP44)
I/O | I
General purpose I/O port | UART clock input pin
16
GND
–
Power ground
1 2
15 16