Microchip Technology ATmega328P Xplained Mini Manual page 18

Figure 4-3. Peripherals
4.4.1 Push Button
A general purpose push button, SW200, is connected to PB7.
Figure 4-4. Push Button
4.4.2 User LED
There is one yellow LED, D200, available for use by the application SW.
The LED is connected to ATmega328P, pin 17 - PB5. The SCK signal from the mEDBG is in tri-state when not used.
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2020 Microchip Technology Inc.
ATmega328P Xplained Mini
USER BUTTON
VCC_TARGET
PB7
GND
User Guide
Hardware User Guide
C204
100n
DS50002659B-page 18