smallsolar on Nostr: npub1pdvvr…dgqz2 sure, it’s a small 6V peristaltic pump that moves water from a ...

npub1pdvvr0addxmc35crn9jh3e0smxsqmmkxkjqgkzhg5f66dxnny9lstdgqz2 (npub1pdv…gqz2) sure, it’s a small 6V peristaltic pump that moves water from a 100L rainwater barrel from our house up to a second barrel which is in our higher level garden (up 2.5m) as I’m too lazy to carry the water up.

Tech wise it’s now a waveshare #esp32s2 pico which controls an #adafruit boost 1000c to control the pump, enclosed in a cheap wooden bird box. It’s powered by a #solarpanel and charges 3 supercapacitors in series. Code is in #circuitpython and takes advantage of deepsleep