Technical data

Technology DBs
CPU 317T: Technology Functions
7-10 A5E00251798-03
7.3 "Synchronization axis" - Technology DB
Valid for firmware version V3.1.x of the integrated technology
The DB is described in the integrated technology section and is read-only in the
STEP 7 user program.
The DB is non-retentive, irrespective of the retentivity setting of the CPU.
Variable UpdateFlag/UpdateCounter
See: Technology DB updates
Variable ErrorID
Shows the ErrorID of the last error or warning detected of the synchronous axis.
An error message can be acknowledged by calling FB 402 "MC_RESET"
(with Axis = number of the technology DB).
Variable ErrorBuffer[0..2]
Buffer for the first three errors and warnings. The first error is written to ARRAY
element 0, the second to ARRAY element 1, etc.
This content of the buffer can be cleared by calling FB 402 "MC_RESET"
(with Axis = number of the technology DB).
Variable Reserve34
The variable is reserved for internal functions. It does not contain user-relevant
information.