100 HB700 | CPU | PMC921xEx | en | 24-04
Deployment CPU iC921xM-EC
System variables and status information > System variables
System time
6. Click the button.
🡆 The ‘Init V
alue Configuration’ of the selected system variable organized as a data
structure is opened below the Data list editor.
In ‘Init V
alue Configuration’ column Element name lists all system variables
which are contained in the system variable organized as a data structure.
4.10.2 System variables
■ The system variable RTC is a system variable organized as a data structure.
■ You can use the RTC system variable to retrieve information about the system time of
the device-internal real-time clock.
System variable Type - description
RTC RTC_TYPE - data structure
HOURS USINT - system time (hours)
MINUTES USINT - system time (minutes)
SECONDS USINT - system time (seconds)
DAY USINT - system time (day)
MONTH USINT - system time (month)
YEAR UINT - system time (year)
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