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A PKW telegram consists of 4 words in the INPUT and the OUTPUT buffer of the cyclic process data buffer. Each word is 16 bits long.
OUTPUT buffer Master à Controller |
… |
PKE |
IND |
PWE1 |
PWE2 |
… |
INPUT buffer Controller à Master |
… |
PKE |
IND |
PWE1 |
PWE2 |
… |