ASCII | 3964R | RK512
Overview of the SPI 3
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Indicating elements
LEDs to indicate operating states (see »Error diagnosis and remedies« on page 24):
– RUN: lights continuously if supply voltage is present, flashes in case of errors
– PB: lights up if the SPI 3 has been configured by the master and is operational,
flashes in case of errors
– TX: flashes if data is being sent to the serial interface
– RX: flashes if data is being received from the serial interface
Release
The following information is indicated on the SPI 3 back-panel:
– Article No.
– Release No.
– Serial No.
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