User's Manual

10
2.3.1 Connecting Box Interfaces
Table 2.2 Connecting Box Interfaces
Port #
Port Name
Description
a Standard Ethernet Port RJ45, 100BASE-TX Ethernet
b Power Port DC power adapter with voltage ranging from 12 V to 48 VDC and a minimum power output of 18 W is suggested
c GPS Port Connector type: JST SM06B-SRSS-TB
Recommended connector for the external GPS module: JST SHR-06V-S-B
Voltage standard: RS232
Baud rate: 9600 bps
The GPS port pin numbers are 1 to 6 from left to right, defined as follows:
Table 2.3 GPS Pin Description
Pin # Direction Pin Description Requirements
1 Input PPS (pulse-per-second) signal for synchronization TTL level 3.3 V/5 V
Pulse width: 1 ms or longer is recommended
Cycle: 1 s (from rising edge to rising edge)
2 Output Power for the external GPS module 5 V
3
Output
Ground for the external GPS module
-
4 Input Receiving serial data from the external GPS module RS232 level
5 Output Ground for the external GPS module -
6 Output Transmitting serial data to the external GPS module RS232 level