Input/Output Areas; Overview Of The Internal Module Registers; Watchdog Trigger Register (Read Only, Address 062H) - Siemens SIMATIC IPC477E PRO Operating Instructions Manual

9.5.3

Input/output areas

9.5.3.1

Overview of the internal module registers

The following addresses are used for the internal registers:
Addresses
I/O 062h
I/O 066h
I/O 404Dh
See also
Watchdog trigger register (read only, address 062h) (Page 133)
Watchdog enable register (read/write address 062h) (Page 134)
Battery status register (read only, if the RTC_BAT_SURVEY_EN address is set to "1";
404Dh) (Page 135)
9.5.3.2

Watchdog trigger register (read only, address 062h)

Watchdog trigger register
The watchdog is triggered by a read action (address 066h) by this register. The result of the
read access can be disregarded (i.e., dummy read).
SIMATIC IPC477E PRO
Operating Instructions, 08/2017, A5E39912462-AA
Input/output unit
Watchdog enable register (Page 134)
Watchdog trigger register (Page 133)
Battery status register (Page 135) (read-only, if RTC_BAT_SURVEY_EN is
enabled)
Technical specifications
9.5 Hardware descriptions
133