User's Manual

IT Controller (used 4G/3G/GSM Communication) JRN-430K 14/22
LE-209529
6 External Interface
6.1 External Interface Specification
Pin Assign
NO
Terminal name
Remarks
1
GND
GND
2
Moni-Tx
Monitor → IT controller
3
Moni-Rx
IT controller → Monitor
4
CAN H
CAN Low-Level Voltage I/O
5
CAN L
CAN High-Level Voltage I/O
6
CAN_EN
CAN Enable
7
GND
GND
8
ACC
ACC signal
9
BAT
Main battery
6.2 Interface Connector
Pin Assign
6.3 GPS Antenna Connector
Pin Assign
NO.
Terminal name
Remarks
1
CAN1_EN
CAN1 enable signal
2
CAN1_H
CAN1 High-Level input / output
3
CAN1_L
CAN1 Low-Level input / output
4
CAN1_GND
GND
5
SOFT_RX(O)
Serial output for Linux Kernel
6
SOFT_TX(I)
Serial input for Linux Kernel
7
SOFT_GND
GND
8
GPI0
GPI0
9
GPI0_GND
GND
10
GPI1
GPI1
11
GPI1_GND
GND
12
GPI2
GPI2
13
GPI2_GND
GND
14
GPO0
GPO0
15
GPO0_GND
GND
16
GPO1
GPO1
17
GPO1_GND
GND
18
GPO2
GPO2
19
GPO2_GND
GND
20
GPO3
GPO3
21
GPO3_GND
GND
22
MECH_RX(O)
Serial output for DTE
23
MECH_TX(I)
Serial Input for DTE
24
GND
GND
NO.
Terminal name
Remarks
1
RF
Receive
2
GND
GND
1
9