Speed-sensor: Fix unreliable rotation direction measurement

Jonny999999 / armchair_fw

Firmware for a homemade automated electric armchair using an esp32 controller on a custom pcb

https://pfusch.zone/electric-armchair-v2

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Speed-sensor: Fix unreliable rotation direction measurement #26

Closed Jonny999999 closed 7 months ago

Jonny999999 commented 1 year ago

custom speed sensors with optical sensor and encoder disk. The current firmware returns random direction

debug

measure actual signal maybe noise problem?l

fix firmware?

fix hardware?

optimize encoder
thickness
gaps

Jonny999999 commented 7 months ago

The signal was fine when measuring with scope, no noise or bugged pulses at all. Issue was with firmware, some pulse-order combinations were simply missing, resulting in seemingly random behavior.

final fixes to work reliably in: 5b198824f2d7280fd3c6c5af6ded1b9aa8442d7a