Operations Following Powering On; Data Hold During Power Failure - Panasonic FP7 Series User Manual

5.2.2 Operations following Powering On

When the unit is powered on, whether in the PROG. mode or in the RUN mode, the project is
transmitted from ROM1 to RAM.
■
Switch setting conditions
Mode switch
Card operation switch
1.
The execution project is automatically transmitted from ROM1 to RAM.
2.
In the RUN mode, operation is started.

5.2.3 Data Hold During Power Failure

The FP7 CPU unit backs up most data into ROM (non-volatile memory).
■
Data saved in ROM (non-volatile memory)
● Project data (programs, configuration data, comments)
● Hold type data in the operation memory
● System monitors, system records data (e.g. lifetime data, error records)
■
Data held by the built-in capacitor and the backup battery
● Calendar timer
● Calendar timer values can continue operation for about one week by the built-in capacitor, even
if no battery is used.
● In order to charge the built-in capacitor, supply power to the CPU unit for at least 30 minutes.
WUME-FP7CPUH-09
Switch
5.2 RAM/ROM Operation
Setting
PROG. or RUN
ROM
5-5