M5Stack GPS Module V2.1
ATGM336H-based GPS/GNSS module supporting GPS, BeiDou, Galileo, GLONASS with external active antenna, DIP switch for TX/RX config, and PPS output.
$21.90
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Specifications
Components
50-channel GNSS receiver supporting GPS, BeiDou, Galileo, GLONASS, and QZSS with <1.5m accuracy and up to 10Hz update rate
External active GPS antenna operating at 1555-1580MHz with 1m cable and SMA connector
20000uF 3.3V super capacitor providing power backup for fast hot start (1 second) satellite acquisition
Bus Interfaces
Overview
The M5Stack GPS Module V2.1 is a multi-constellation GNSS positioning module built around the AT6668 SoC (ATGM336H). It supports GPS, BeiDou (BD2/BD3), Galileo, GLONASS, and QZSS satellite systems with positioning accuracy better than 1.5m. Includes an external active GPS antenna.
Key Features
- AT6668 SoC with 50-channel GNSS receiver
- Multi-constellation: GPS/QZSS/BD2/BD3/Galileo/GLONASS
- Positioning accuracy < 1.5m CEP50
- Up to 10Hz update rate
- Cold start: 23s, Hot start: 1s
- PPS (Pulse Per Second) signal output for time synchronization
- DIP switch for flexible TX/RX pin configuration
- Module stacking compatible with M5Stack system
- External active antenna included (1m cable)
- Super capacitor (20000uF) for fast hot start
Specifications
| Parameter | Value |
|---|---|
| SoC | AT6668 |
| Channels | 50 |
| GNSS Systems | GPS, BeiDou, Galileo, GLONASS, QZSS |
| Accuracy | < 1.5m CEP50 |
| Update Rate | Up to 10Hz |
| Cold Start | 23 seconds |
| Hot Start | 1 second |
| Tracking Sensitivity | -162 dBm |
| Protocol | NMEA0183 4.1 |
| Power (standby) | 29.43 uA @ 5V |
| Power (operating) | 28.35 mA @ 5V |
| Dimensions | 54.0 x 63.6 x 13.1 mm |
| Weight | 16.0 g |
Use Cases
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