CAN-L431 is an Adapter Node based on ArudPilot AP_Periph firmware. With this board, you can easily utilize the driver library to convert supported GNSS, Compass, Barometer,Airspeed sensor, and GPIO based (PWM, Buzzer/LED notify) peripherals to DroneCAN bus peripherals. MCU: STM32L431xC, 256KB Flash CAN transceiver data rates up to 5 Mbit/s in the CAN fast phase 1x CAN, DroneCAN Protocol (2x -4P connectors in parallel)<br><br>3x UARTs UART1, spare UART2, MSP default, DFU UART3, GPS default 1x I2C for peripheral Airspeed sensor for peripheral Barometer 1x SPI for peripheral RM3100 4x ADC BATT_VOLT, PIN 5 BATT_CURR, PIN 6 BATT2_VOLT, PIN 15 BATT2_CURR, PIN 16 5x PWM outputs 1x GPIO with TIM16 for buzzer debug, SWCLK & SWDIO LED Blue, Fast blinking, Booting Blue, Slow blinking, working Red, 3.3V indicator Input voltage range: 4.5~5.5V @5V pad/pin Power consumption: 40mA Operating Temperatures: -20~80 °C Physical 2x JST--4P(SM04B--TB) for CAN 1x JST--4P(SM04B--TB) for I2C 1x JST--6P(SM06B--TB) for UART3+I2C Firmware AP_Periph MatekL431-Periph, or MatekL431-Airspeed Update via DroneCAN GUI Tool Due to different product batches, the appearance , which does not affect the use Colour:Blue Material:Composite Materials Size:26x26mm<br><br>Package Contents: 1x CAN-L431 board 1x JST--4P to JST--4P 20cm silicon wire 1x JST--6P to JST--6P 20cm silicon wire<br><br>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.