Fixed RC input timing jitter in IOMCU #13410
Merged
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This fixes a problem found by @VDLJu
https://discuss.ardupilot.org/t/urgent-s-bus-input-on-4-0-1-is-stuttering-often-100-300ms-up-to-500ms/51591
The primary cause was high CPU load on IOMCU decoding input pulses unnecessarily while decoding a UART based protocol like SBUS or DSM