Board Applications
9.10.1
Using Real Time
Clock
9-6
Note: All the pins except ground will float if the programmer is not active. The device
may then be programmed in the normal way.
A 32.768 kHz crystal is connected to TOSC1 and TOSC2 pins—Pin 18 and Pin 19. This
can be used to generate a 1 second pulse—see data book for details.
megaAVR™ Starter Kit Manual
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