Interface Definition - Queclink GL320M Series User Manual

GL320M Series User Manual

Interface Definition

3.
The GL320M has a 12-pin (two sides) Type-C interface which contains the connections for power,
ignition detection, input, etc. The sequence and definition of the 24-pin connector are shown in
the following figure:
Figure 3. 12-pin (two sides) Type-C Interface of the GL320M
Pin No. Pin Name
1 GND
2 IN1
3 IGN Input/ADC_IN1
4 VBUS
5 CC1
6 USB DP
7 USB DM
8 EXTBAT /VDD OUT
9 VBUS
10 UART_RXD
11 UART_TXD
12 GND
QSZTRACGL320MUM0100
Table 7. Description of 24-pin Connections
Function Description
Power GND
Negative input1
The ignition input(0--24V)/PT100 AD Output (0--3.0V)
USB+5.0V
Charging protocol
LTE module USB DP
LTE module USB DM
External battery input/3.0--3.9V Output
USB+5.0V
Debug Receive Data
Debug Transmit Data
Power GND
6