Microchip Technology ATmega4809 Xplained Pro, Manual

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Table of Contents
Preface........................................................................................................................................................... 1
1. Introduction............................................................................................................................................. 4
1.1. Features....................................................................................................................................... 4
1.2. Kit Overview................................................................................................................................. 4
2. Getting Started........................................................................................................................................ 6
2.1. Xplained Pro Quick Start.............................................................................................................. 6
2.2. Design Documentation and Relevant Links................................................................................. 6
3. Xplained Pro............................................................................................................................................7
3.1. Embedded Debugger................................................................................................................... 7
3.2. Hardware Identification System....................................................................................................7
3.3. Power Sources............................................................................................................................. 8
3.4. Xplained Pro Headers and Connectors........................................................................................8
3.4.1.
Xplained Pro Standard Extension Header..................................................................... 8
3.4.2. Xplained Pro Power Header.......................................................................................... 9
4. Hardware User Guide............................................................................................................................11
4.1. Power Distribution...................................................................................................................... 11
4.2. Connectors................................................................................................................................. 12
4.2.1.
Xplained Pro Standard Extension Headers................................................................. 12
4.2.2. mikroBUS
™
Socket...................................................................................................... 15
4.2.3. AVR
®
Debugger Connector......................................................................................... 16
4.3. Peripherals................................................................................................................................. 16
4.3.1.
Crystals........................................................................................................................16
4.3.2. Mechanical Buttons..................................................................................................... 16
4.3.3. LED..............................................................................................................................17
4.3.4. Footprint for CryptoAuthentication
™
Devices...............................................................17
4.4. Embedded Debugger Implementation........................................................................................18
4.4.1.
UPDI............................................................................................................................ 18
4.4.2. Virtual COM Port..........................................................................................................18
4.4.3. Data Gateway Interface............................................................................................... 18
4.5. Kit Modifications......................................................................................................................... 19
4.5.1.
Operation at Other Voltages........................................................................................ 22
5. Appendix............................................................................................................................................... 23
5.1. Getting Started with IAR
™
...........................................................................................................23
6. Hardware Revision History and Known Issues..................................................................................... 25
6.1. Identifying Product ID and Revision........................................................................................... 25
6.2. Revision 6...................................................................................................................................25
6.3. mikroBUS
™
Socket and Kit Power Supply..................................................................................25
6.4. Revision 5...................................................................................................................................27
6.5. Revision 4...................................................................................................................................27
6.6. Revision 3...................................................................................................................................27
ATmega4809 Xplained Pro
©
2020 Microchip Technology Inc.
User Guide
DS50002716C-page 2