3.5.5 Push Button Switches

The SAMA7G54-EK features three push buttons:

  • One user push button (SW1) connected to PIO_PA12 for free use.
  • One board reset push button (SW2). When pressed, the processor is reset.
  • One start or wake-up push button (SW3) connected to the nSTRT pin of the PMIC, used to instruct the PMIC to initiate a power-on sequence or to make the processor exit Low-Power mode1.
Figure 3-57. Push Buttons Schematic
Note:
  1. For more details about the SW3 push button behavior, see Startup Conditions.