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Description
- 1x Sparkfun GNSS Flex pHAT
- SparkPNT GNSS Flex Module LG290P
- 1x Tall GPIO Female Headers - 2x20 Pin
- 1x 50mm U.FL to U.FL Cable
- 4x Aluminum Hex Standoff (Thread: M2.5-0.45; Length: 16mm)
- 8x Phillips Machine Screw (Thread: M2.5-0.45x8mm)
- 12.2 x 16 x 2.6 mm
- 40-pin socket for Raspberry Pi header
- Two 2x20-pin, 2mm-pitch male headers for Flex modules
- Antenna bridge
- U.FL connector
- SMA connector
- MicroSD card socket
- Qwiic connector
- Indicator LEDs: Power (Red), PPS (Yellow), RTK (White), PVT (Blue)
- Twenty-four jumpers: Raspberry Pi GPIO isolation (16), LED power isolation (4), I2C pull-up resistors (4)
- Quectel LG290P GNSS receiver
- Concurrent signal reception: 5 + QZSS
- Frequency bands: L1, L2, L5, E6
- GNSS constellations: GPS, GLONASS, Galileo, BDS, QZSS, NavIC
- SBAS systems: WASS, SDCM, EGNOS, BDSBAS, MSAS, GAGAN
- Built-in NIC anti-jamming unit
- Power options: USB, 3.3V, Backup power
- Interfaces: UART (3), I2C bus, PPS signal (1)
- Supply voltage: 3.15–3.45V
- Current consumption: 91mA (Normal Operation), 12μA (Power Saving Mode)
- GNSS frequency bands: GPS, GLONASS, Galileo, BDS, QZSS, NavIC
- Tracking channels: 1040
- Horizontal position accuracy: Autonomous: 0.7m, RTK: 0.8cm + 1ppm
- Vertical accuracy: Autonomous: 2.5m, RTK: 1.5cm + 1ppm
- Velocity accuracy without aid: 0.03m/s
- Accuracy of 1PPS signal: 5ns (RMS)
- RTK convergence time: 5s
- Time to first fix: Cold Start: 28s, Warm Start: 28s, Hot Start: 1.7s
- Sensitivity: Acquisition: -146dBm, Tracking: -160dBm, Reacquisition: -155dBm
- Dynamic performance: Maximum altitude: 10000m, Maximum velocity: 490m/s, Maximum acceleration: 4g
- Update rate: Default: 10Hz, Max: 20Hz
- Operating temperature: -40°C to +85°C