ETNA STM32 Blue Pill ARM Cortex M3 Minimum System Owner’s Manual
FOLLOW THESE STEPS TO UPDATE ETNA: 1. Download and install STM32CubeProgrammer from this site to be able to update Etna: https://www.st.com/en/development-tools/stm32cubeprog. 2. Download the latest Etna firmware from: https://patchingpanda.com/etna 3. Power off the module, change the jumper position to the…