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Keys can be set as follows:
UL20 KEYTOOL application
1)
Run the Keytool
2)
Set the keypad for assign
3)
assign key code
4)
Save and Exit
The setting of
the device’s
physical buttons, except for Power button, can be changed.
4.3 Battery Hot swap
Sometimes people want to swap the battery without rebooting a device.
Because
1) Not saved application data is erased when device is rebooted.
2) Rebooting Time is too long.
Battery Hot swap function prevents this situation.
UL20 can replace battery without any action
1) Just remove battery then device goes on sleep mode(Not a Power OFF)
Содержание UL20 Series
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