RA0002 - Technical Information Manual
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CAEN RFID Easy Controller software
, when you enable low the right GPI/O from the R4300P, the
RA0002 module receives a valid output and power up the led signal tower.
In this setup all the 3 lights are on.
Note:
In case of shared ground, like in the led signal tower case, we can work only in negative logic (active low signal).
