AP_Periph firmware based on is a peripheral module with integrated GNSS+magnetic compass, supporting CAN/DroneCAN and UART/MSP communication interfaces Using M9 series multi-constellation GNSS chip, it can simultaneously receive and track GPS, , GLONASS, and Beidou satellite systems, and achieve high-precision positioning based on multi-band front-end architecture DroneCAN interface: seamlessly integrated with DroneCAN system, providing reliable and efficient -device communication. Enhance system integration and simplify the setup process for drone enthusiasts and professionals Industrial-grade magnetic compass: integrated with RM3100, with high resolution, low power consumption, no hysteresis, large dynamic range and high sampling rate Easy to install: Its user-friendly setup interface can be easily integrated into your existing drone system without complex configuration, allowing you to easily upgrade navigation functions Main control chip: STMG474CE (170MHz), supports CAN FD (5 Mbps) and CAN 2.0 (1 Mbps) protocols Input voltage: 4-6V (powered by 5V pad/pin) Power consumption: about 100mA Operating temperature: -20C - 80C Firmware and update Pre-installed firmware: for MatekG474-GPS or for MatekG474-Periph of AP_Periph Update method: Load AP_Periph.bin through DroneCAN GUI tool or DroneCAN tab of Mission Planner Enter G474 DFU mode via USB and burn AP_Periph_with_bl.hex using STM32CubeProgrammer (The product appearance and printed words depending on the batch, but this does not affect use) Color: Blue Material: PCB Package Contents: 1 * M9N-G4-3100 Module 1 * Silicone Cable 1 * Mounting Kit Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.