User's Manual

IKARPC-07A-A9 In-vehicle Panel PC
Page 20
3.7 External I/O Connectors
This section provides an overview of the external I/O connectors of the IKARPC-07A-A9.
3.7.1 I/O Connector 1 (20-pin)
The 20-pin I/O connector (IO 1) supports the following external peripheral devices:
 1 x 10/100 Mbps LAN
 1 x CAN 2.0 B
 1 x OBD-II
 1 x USB
The pinouts for the IO 1 connector are listed in the figure and table below.
Figure 3-6: IO 1 Connector Pinout Locations
Pin
Description
Pin
Description
1
OBD_CAN_H
11
ISO9141-2-K
OBD-II
2
OBD_CAN_L
12
ISO9141-2-L
OBD-II
3
GND
13
LAN_MDI0-
10/100 Mbps
4
J2850_BUS+
14
LAN_MDI0+
LAN
5
J2850_BUS-
15
LAN_MDI1-
6
GND
16
LAN_MDI1+
7
GND
17
GND
USB 2.0
CAN Bus
8
GND
18
USB DATA-
9
CAN_L
19
USB DATA+
10
CAN_H
20
USB VCC (+5V)
Table 3-1: IO 1 Connector Pinouts