GY-NEO-6M V2 Flight Controller GPS Module with EEPROM – Compatible with MWC & APM2.5, External Antenna

Description

Description

The GY-NEO-6M V2 is a high-performance GPS module specifically designed for flight controllers, drones, UAVs, and other embedded navigation systems requiring flexible antenna placement. Built around the industry-proven u-blox NEO-6M chipset, this module delivers reliable positioning data with fast satellite acquisition and stable signal tracking.

Unlike the onboard-ceramic-antenna version, this variant is designed for use with an external active GPS antenna (not included, sold separately). This design offers significant advantages for applications where the GPS module must be mounted inside an enclosure, behind a display, or in a location with limited sky visibility. By placing the external antenna in a location with a clear view of the sky — such as on a vehicle roof, drone top plate, or outdoor enclosure — you can achieve superior signal reception and faster satellite locks.

The module features a u.FL / IPEX connector for connecting a wide range of external active GPS antennas (3V to 5V active antennas, typical gain 15dB to 28dB). For users requiring even greater flexibility, the SMA adapter cable allows conversion to standard SMA connectors.

Key onboard features include EEPROM memory that permanently stores all configuration parameters (baud rate, update rate, NMEA message settings) even after power loss, and a rechargeable backup battery that maintains the real-time clock and ephemeris data for hot starts with a time-to-first-fix as low as 1 second.

Operating from a wide 3V to 5V DC input with onboard voltage regulation, the GY-NEO-6M V2 is compatible with both 3.3V and 5V logic systems. It provides UART TTL serial communication at a configurable baud rate (default 9600bps), making it plug-and-play compatible with Arduino, ESP32, STM32, Raspberry Pi, and popular flight controllers including MWC (MultiWii) and APM 2.5/2.6.

The bright LED signal indicator provides immediate visual feedback of GPS fix status — regular blinking confirms a successful 3D satellite lock. For advanced users, the module can be configured using u-blox u-center software via a USB-to-TTL adapter, allowing detailed performance monitoring and parameter customization.

Whether you are building a drone that requires a low-profile GPS installation, a vehicle tracking system where the module is hidden inside a metal dashboard, or an IoT device with remote antenna placement, the GY-NEO-6M V2 with external antenna support offers the flexibility and reliability required for both hobbyist and professional applications.

Key Features

• External Active Antenna Support – u.FL/IPEX connector allows flexible antenna placement for optimal signal reception

• High-Performance u-blox NEO-6M Chipset – Reliable GPS engine with up to 5Hz position update rate

• High Tracking Sensitivity – SuperSense technology provides -162dBm tracking sensitivity for weak signal environments

• Onboard EEPROM – Saves configuration parameters permanently; settings persist after power loss

• Rechargeable Backup Battery – MS621FE battery maintains RTC and ephemeris data for hot starts (1s TTFF)

• LED Signal Indicator – Real-time visual confirmation of GPS fix status

• Wide Voltage Compatibility – Operates from 3V to 5V DC with onboard voltage regulation

• UART TTL Interface – Simple 4-wire connection (VCC, GND, TX, RX) with default 9600 baud rate

• SBAS Support – Compatible with WAAS, EGNOS, MSAS, and GAGAN for improved accuracy (2.5m typical)

• Compact Design – Small module footprint for easy integration into space-constrained projects

• Wide Operating Temperature – -40°C to +85°C suitable for outdoor and industrial applications

Technical Specifications