ATTINY817-XPRO

ATtiny817 Xplained Pro ATtiny817 Xplained Pro Preface The ATtiny817 Xplained Pro evaluation kit is a hardware platform to evaluate the ATtiny817 microcontroller. Supported by the Atmel Studio integrated development platform, the kit provides easy access to the features of the ATtiny817 and explains how to integrate the device into a custom design. Xplained Pro MCU series evaluation kits include on-board Embedded Debuggers. No external tools are necessary to program or debug the ATtiny817. Xplained Pro extension kits offers additional peripherals to extend the features of the board and ease the development of custom designs. User Guide DS50002684A-page 1 2017 Microchip Technology Inc. ATtiny817 Xplained Pro 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.............................................................................................................. 8 3.1. Embedded Debugger................................................................................................................... 8 3.2. Xplained Pro Analog Module (XAM).............................................................................................9 3.2.1. Overview........................................................................................................................9 3.2.2. EDBG Interface..............................................................................................................9 3.2.3. Sample Rate................................................................................................................10 3.2.4. Measurement Ranges and Accuracy...........................................................................10 3.3. Hardware Identification System..................................................................................................10 3.4. Power Sources........................................................................................................................... 11 3.5. Xplained Pro Headers and Connectors......................................................................................11 3.5.1. Xplained Pro Standard Extension Header................................................................... 11 3.5.2. Xplained Pro Power Header........................................................................................ 12 4. Hardware User Guide..............................................................................................14 4.1. Power Distribution...................................................................................................................... 14 4.2. Connectors.................................................................................................................................14 4.2.1. Xplained Pro Standard Extension Headers................................................................. 15 4.2.2. UPDI Debug Connector...............................................................................................17 4.3. Peripherals................................................................................................................................. 17 4.3.1. Mechanical Buttons..................................................................................................... 17 4.3.2. Crystal..........................................................................................................................18 4.3.3. LED..............................................................................................................................19 4.3.4. QTouch Button.............................................................................................................19 4.4. Embedded Debugger Implementation........................................................................................19 4.4.1. Unified Program Debug Interface................................................................................ 19 4.4.2. Virtual COM Port..........................................................................................................19 4.4.3. Data Gateway Interface...............................................................................................20 4.4.4. XAM Configuration.......................................................................................................20 4.5. Kit Modifications......................................................................................................................... 21 4.5.1. Connecting the 32 kHz Crystal.................................................................................... 24 4.5.2. Operation at Other Voltages........................................................................................ 24 5. Appendix..................................................................................................................27 5.1. Getting Started with IAR.............................................................................................................27 DS50002684A-page 2 User Guide 2017 Microchip Technology Inc.