Interface Definition - Queclink GV310LAU User Manual

GV310LAU User Manual

3. Interface Definition

The GV310LAU has a 16-pin interface connector which contains the connections for power, I/O,
RS232, MIC, etc. The sequence and definition of the 16-pin connector are shown in the following
figure:
Figure 3. The 16-pin Connector on the GV310LAU
Pin No. Pin Name
1 MICP
2 AGND
3 IGN
4 RXD
5 TXD
6 GND
7 AD3/OUT3
8 OUT2
9 EARP
10 EARN
11 PWR
12 IN2
13 IN1
14 OUT1
15 AD1/IN3
16 AD2
TRACGV310LAUUM001
Table 6. Description of 16-pin Connections
Function Description
MIC positive input
MIC negative input
Ignition detection input, positive trigger
The RXD_RS232
The TXD_RS232
Power and digital ground
One special I/O can be configured as a 0-16V analog input or an
open drain output with 150 mA max drive current
Open drain output2, 150mA max drive current
Speaker positive output
Speaker negative output
External DC power input, 8-32V
Digital input2, negative trigger
Digital input1, negative trigger
Open drain output1, 150mA max drive current, with latch circuit
Analog input1 (0-16V) or digital input 3, negative trigger
Analog input2 (0-16V)
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