Siemens S7-1200 System Manual page 685

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Table of Contents

The DONE, NDR, and ERROR parameters are set for one execution only. Your program

logic must save temporary output state values in data latches, so you can detect state

changes in subsequent program scans.

Common condition codes

STATUS (W#16#....)

Common error classes

Class description

Port configuration

Transmit configuration

Receive configuration

Transmission runtime

Reception runtime

Signal handling

S7-1200 Programmable controller

System Manual, 03/2014, A5E02486680-AG

Function is not busy

Function is busy with the first call.

Function is busy with subsequent calls (polls after the first call).

Illegal pointer in parameter x

All internal instance memory in use, too many concurrent instructions in progress

Port number is illegal.

Timeout, module error, or other internal error

Parameterization failed because parameterization is in progress in background.

Buffer overflow:

The CM or CB returned a received message with a length greater than the length parameter

Internal error: Wrong message length, wrong submodule, or illegal message

Internal error: Wrong version in parameterization message

Internal error: Wrong record length in parameterization message

Error classes

Communication processor and Modbus TCP

12.3 Point-to-point (PtP) communication

Used to define common port configuration errors

Used to define common transmit configuration errors

Used to define common receive configuration errors

Used to define common transmission runtime errors

Used to define common reception runtime errors

Used to define common errors associated with all signal