Compact Low-Power Wrist Altimeter (STM32G070 + BMP580 + 1.77" SPI TFT) – Completed 30 × 20 mm, 2-Layer, 1.6 mm FR-4 PCB... show moreCompact Low-Power Wrist Altimeter (STM32G070 + BMP580 + 1.77" SPI TFT) – Completed 30 × 20 mm, 2-Layer, 1.6 mm FR-4...