https://derek.engineer/tags/hardware/ Recent content in Hardware on derek.engineer https://derek.engineer/og-default.png https://derek.engineer/og-default.png Hugo en-us Tue, 04 Aug 2026 00:00:00 +0000 https://derek.engineer/posts/vornado-eos-9-rf-remote-reverse-engineering/ Tue, 04 Aug 2026 00:00:00 +0000 https://derek.engineer/posts/vornado-eos-9-rf-remote-reverse-engineering/ My Vornado EOS 9's remote has no documented protocol, so I reverse engineered it with a Flipper Zero: OOK, 1:3 PWM, a 20-bit address, no encryption.