4.13 Real Time Clock Interface
Name
Type
Description
RTCX1
Special
Crystal Input 1:
This signal is connected to the 32.768 kHz
crystal. If no external crystal is used, then RTCX1 can be
driven with the desired clock rate.
RTCX2
Special
Crystal Input 2:
This signal is connected to the 32.768 kHz
crystal. If no external crystal is used, then RTCX2 should be
left floating.