AP_PERIPH Can Node CAN-L431 By Matek

Specifications

• MCU: STM32L431xC, 256KB Flash
• CAN transceiver data rates up to 5 Mbit/s in the CAN FD fast phase
• 1x CAN, DroneCAN Protocol  (2x GH-4P connectors in parallel)
• Input voltage range: 4.5~5.5V  @5V pad/pin
• Power consumption: 40mA
• Operating Temperatures: -20~80 °C
• 5x PWM outputs
• 1x GPIO with TIM16 for buzzer
• ST debug, SWCLK & SWDIO

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

LED

• Blue, Fast blinking,  Booting
• Blue, Slow blinking, working
• Red, 3.3V indicator

Physical

• 2x JST-GH-4P(SM04B-GHS-TB) for CAN
• 1x JST-GH-4P(SM04B-GHS-TB) for I2C
• 1x JST-GH-6P(SM06B-GHS-TB) for UART3+I2C
• Board Size: 26mm*26mm*6mm.  3.7g

Firmware

• ArduPilot AP_Periph  MatekL431-Periph, or MatekL431-Airspeed
• Update via DroneCAN GUI Tool

Included

• 1x CAN-L431 board
• 1x JST-GH-4P to JST-GH-4P 20cm silicon wire
• 1x JST-GH-6P to JST-GH-6P 20cm silicon wire