Quectel L76 Series User Manual

GNSS Module Series
L76_Series_EVB_User_Guide 12 / 31
Table 2: Detailed EVB Interfaces
Function
Interfaces
Description
Power Supply
J201
Micro-USB
Power supply input:
⚫ DC power supply: 4.5–5.5 V, typ. 5.0 V
⚫ Current capability should be > 100 mA
User Interface
J201
Micro-USB
NMEA sentence output and command input
J301
UART
NMEA sentence output and command input
RF Input
J101
Antenna Connector
The antenna in the kit supports:
⚫ GPS L1 C/A
⚫ GLONASS L1
⚫ BeiDou B1I
⚫ QZSS L1 C/A
⚫ SBAS L1
Signal Indication
D101
Indication LEDS
TXD
(Blue LED)
Flash: Data output from UART TXD.
Extinct or Bright: No data output from UART
TXD.
1PPS
(Red LED)
Flash: Successful position fix.
The frequency is 1 Hz.
Extinct: No position fix.
Switches and Buttons
S201
Power Switch
Power the EVB on/off
S101
STANDBY Switch
(ENTER↔EXIT)
Switch to “ENTER”, the module enters the
standby mode.
Switch to “EXIT”, the module exits the
standby mode.
S301
UART↔USB Switch
Switch between USB data transfer and
UART data transfer features.
Z101
RESET Button
Short press the button to reset the module.
Z102
FORCE_ON Button
Short press the button to wake up the
module from the backup mode.
Test Points
J106
Test Points
Pins are detailed in Table 3 below.

Quectel L76 Series Specifications

General

Brand	Quectel
Model	L76 Series
Category	Control Unit
Language	English