Lenze Global Drive PLC Developer Studio Manuel d'utilisateur télécharger pdf (Page 120)

Drive PLC

Appendix

8−40

L

DrivePLC DE 6.0

Auto−increment access

The four data bytes are always read/written through "auto−increment access", i.e. the pointer to the

address in the selected RAM block is automatically incremented by four bytes after reading code

C0507 or writing code C0508:

0

Offset

C0505

auto-increment

(+4 bytes)

65532

4 bytes

4 bytes

4 bytes

4 bytes

RAM

block

4 bytes

0

Offset

C0505

auto-increment

(+4 bytes)

65532

4 bytes

4 bytes

4 bytes

4 bytes

4 bytes

0

Offset

C0505

auto-increment

(+4 bytes)

65532

4 bytes

4 bytes

4 bytes

4 bytes

4 bytes

1. 2. 3.

C0507 C0507

C0507

Fig. 8−2 Example: Reading successive double integer values from the RAM block through auto−increment access

1 2 ... 115 116 117 118 119 120 121 122 123 124 125 ... 128 129

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