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E-Bike Akku BMS Umbau
E-Bike Akku BMS Umbau

Wie aus einem intelligenten Ebike-Akku ein dummer wird - “Elektroschrott” nutzbar machen

Bicycle trailer for 2 Euroboxes
Bicycle trailer for 2 Euroboxes

I built a bicycle trailer out of aluminium to accomodate two euro boxes and a bit of stuff. Design thoughts and documents inside.

Effective client isolation with OpenWRT and multiple cable connected Access Points

OpenWRT offers WiFi client isolation as a setting, but that is only effective within that exact wifi. Learn how to use ebtables to expand the client isolation to multiple wifis or multiple access points.

Interfacing SGP30 Modules with Raspberry Pi

SGP30 modules, but likely other 1.8V devices including an I2C level shifter, do not work with 1.8 kOhms I2C pullups as found on the Raspberry PI