Rockwell-automation 1771-DE Absolute Encoder Module User Manual Manuel d'utilisateur télécharger pdf (Page 39)

Offset Programming

Chapter 5

5Ć8

Rung 1

200/06 and 200/04 are returned in the read operation and latch

077/00. When 077/00 is latched, the module toggles between a

read operation and a write operation.

121/00 is optional and lets the processor initiate a

blockĆtransferĆwrite operation.

Rung 2

This rung examines the writeĆdoneĆbit (122/06) and the valid

BCD data bit (200/04) to unlatch 077/00 and begin the

readĆonly operation.

Rung 3

This rung contains the blockĆtransferĆread instruction,

conditioned by the read done bit and the write enable bit.

Rung 4

Use a fileĆtoĆfile move to buf

fer the read data. Use addresses

0226 and 0227 when making any data comparisons.

Rung 5

This rung contains the blockĆtransferĆwrite instruction,

conditioned by the write done bit and the read enable bit.

Rung 6

This rung is for display purposes only

1 2 ... 34 35 36 37 38 39 40 41 42 43 44 ... 79 80

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Rockwell-automation 1771-DE Absolute Encoder Module User Manual Manuel d'utilisateur Page 39