Downloading Firmware - Siemens SIMATIC NET TeleControl S7-1200 CP 1243-1 Operating Instructions Manual

Diagnostics and upkeep

5.6 Downloading firmware

5.6 Downloading firmware
New firmware versions of the CP
If a new firmware version is available for the module, you will find this on the following
Internet page of Siemens Industry Online Support:
Link: (https://support.industry.siemens.com/cs/ww/en/ps/15922/dl)
When you have saved the new firmware file on your engineering station (ES), the following
methods are available to you for loading the firmware file:
● Saving the firmware file on the memory card of the CPU (recommended method)
You will find a description of the procedure in the S7-1200 system manual.
● Loading the firmware with the online functions of STEP 7 via Ethernet
You will find a description of connecting the ES to the station in the section Online
functions and TeleService (Page 93).
● Downloading the firmware via the Web server of the CPU (as of CPU firmware version
V4.0)
This method is described below.
Note
Effects on the retentive memory of the CPU
• If you use a SIMATIC memory card to install the firmware file, the retentive memory is
retained.
• If you use the Web server or the online functions to install the firmware file, retentive
memory is lost.
Downloading the firmware via the Web server of the CPU
Follow the steps below to connect to the Web server of the CPU from the ES and to
download the CP's new firmware file to the station.
Requirements in the network configuration
● The CP is connected to the telecontrol server and can be reached via this path
Refer to the information in section Access to the Web server (Page 90).
Requirements in the CPU configuration
1. Open the corresponding project on the ES.
2. Select the CPU of the station involved in STEP 7.
3. Select the "Web server" entry.
4. In the parameter group "General", select the "Enable Web server for this interface"
option.
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Operating Instructions, 12/2016, C79000-G8976-C365-02
CP 1243-1