Technical data

Appendix
27.3 Data Types and Parameter Types
Programming with STEP 7
618 Manual, 05/2010, A5E02789666-01
ANY Format for Parameter Types
For parameter types STEP 7 stores the data type and the address of the parameters. The
repetition factor is always 1. Bytes 4, 5, and 7 are always 0. Bytes 8 and 9 indicate the number of
the timer, counter, or block.
The following table shows the coding of the data types for the parameter type ANY for parameter
types.
Hexadecimal Code Data Type Description
b#16#17 BLOCK_FB FB number
b#16#18 BLOCK_FC FC number
b#16#19 BLOCK_DB DB number
b#16#1A BLOCK_SDB SDB number
b#16#1C COUNTER Counter number
b#16#1D TIMER Timer number