System Manual – SAM-OCU-14 – 2013.12.05
Copyright ⓒ 2013 Samsung SDS Co., Ltd. All rights reserved | Confidential
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2.8.3
Rear Cover connector
– SIGNAL_2
Pin No
Name
Description
Connector Option
1
VDD
DC_OUT 3.3V
RS232 Comm
2
RXD
Comm
3
TXD
Comm
4
GND
GND
5
GND
GND
6
VDD
DC_OUT 5.0V
7
485_A
Comm
RS 485 Comm
8
485_B
Comm
9
485_A
RS232 & 485
RS232 or 485
(Optional)
10
485_B
RS232 & 485
Table 10 Specification of SIGNAL_2 Connector
2.8.4
Rear Cover connector
– DIO
Pin No
Name
Description
Connector Option
1
VDD
VDD_IN0
Digital In/Out
2 ports
2
DIO
GPIO_IN0
3
DIO
GPIO_OUT0
4
GND
GND0
5
VDD
VDD_IN1
6
DIO
GPIO_IN1
7
DIO
GPIO_OUT1
8
GND
GND1
9
CANH
CAN Comm
10
CANL
CAN Comm
11
N.C.
12
N.C
Table 11 Specification of DIO Connector