What does the Counters 22, 2C, 2E, 2F depict in FIPIO Communication.
Counter 2Eh (Number of Pierced Frame Fault):
This counter allows diagnoses of the receipt of a silent inside a frame i.e. between the identification of the frame beginning and the frame ending. This counter can increment either if cable is failed (physical layer) or with a dysfunction of a station.
Counter 22h (Hyper Current fault):
This fault counter increments if short-circuit is detected or more than two terminal links (ACC7) are connected.