Raspberry Pi: back up and clone an SD card the safe way
Image a Raspberry Pi SD card with the right tool for each job: Raspberry Pi Imager for restores, dd and gzip for raw backups, rsync for daily copies.
Tag
#backup
2 tutorials
ESP32: supercapacitor backup for graceful power-off
Add a supercapacitor to your ESP32 project so it can detect a power loss and shut down gracefully. The minimum circuit for industrial-grade deployments.