# Drive telegram type 7 (antr.sercos.at[i].*)

This parameter defines the configurable telegram type number 7 of the drive (see [SERC-S2//Drive telegram AT]).

Structure name | Index
at[i] | 0 ≤ i < 8 (telegram size for SERCOS telegrams)

## Additional information

- AT-Ident number (P-AXIS-00089)
- Length of ID (P-AXIS-00087)
- Assigning the input process data to CNC-internal characteristics (P-AXIS-00131)