4 layers51.2 × 40 mm

Sensor telemetry board
saadafsy/stm32-sensor-pcb
Custom 4-layer STM32F411 sensor board with bare-metal firmware and a FreeRTOS telemetry pipeline
42 parts1MIT
Open-source boards designed in KiCad by saadafsy on GitHub, from 1 repository. A board’s address here is its repository’s there.

saadafsy/stm32-sensor-pcb
Custom 4-layer STM32F411 sensor board with bare-metal firmware and a FreeRTOS telemetry pipeline