4.
Hardware User Guide
The following sections describe the implementation of the relevant connectors, headers, and peripherals on
ATmega4809 Xplained Pro, and their connection to ATmega4809. The tables of connections in the sections also
describe which signals are shared between the connectors, headers, and peripherals. The figure below shows all
available headers, connectors, jumpers, and peripherals on ATmega4809 Xplained Pro.
Figure 4-1. ATmega4809 Xplained Pro Connector Overview
4.1
Power Distribution
ATmega4809 Xplained Pro has two power sources as described in
. The block diagram below
shows the power supply circuitry on the board. The kit can be powered by the EDBG USB and an external 5.0V
source. The kit will automatically select which source to draw power from. ATmega4809 can be powered by 3.3V
ATmega4809 Xplained Pro
Hardware User Guide
©
2020 Microchip Technology Inc.
User Guide
DS50002716C-page 11
