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- When board is powered, Regulator U3 should output 5V otherwise the PP and CP readings may be off.
- Y1 should output a 16MHz wave otherwise CAN may not work as expected.
In case documentation and instructions here are not clear enough, see this link: https://blog.digital-scurf.org/posts/evse-tester-prototype/ (unfinished but better than most stuff on the internet)Proximity Pilot (PP)
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“Parallel resistance” refers to the resistors + switch on pin 5 on the connector side.
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