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USER GUIDE
Atmel SAM D20 Xplained Pro
Preface
®
The Atmel
SAM D20 Xplained Pro evaluation kit is a hardware platform to
evaluate the ATSAMD20J18A microcontroller.
Supported by the Atmel Studio integrated development platform, the kit provides
easy access to the features of the Atmel ATSAMD20J18A and explains how to
integrate the device in a custom design.
The Xplained Pro MCU series evaluation kits include an on-board Embedded
Debugger, and no external tools are necessary to program or debug the
ATSAMD20J18A.
The Xplained Pro extension kits offers additional peripherals to extend the
features of the board and ease the development of custom designs.
42102C-MCU-02/2014
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Summary of Contents for Atmel SAM D20 Xplained Pro
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Page 1: Preface
ATSAMD20J18A microcontroller. Supported by the Atmel Studio integrated development platform, the kit provides easy access to the features of the Atmel ATSAMD20J18A and explains how to integrate the device in a custom design. The Xplained Pro MCU series evaluation kits include an on-board Embedded Debugger, and no external tools are necessary to program or debug the ATSAMD20J18A. -
Page 2: Table Of Contents
5. Hardware Revision History and Known Issues ..... 13 5.1. Identifying Product ID and Revision ......... 13 5.2. Revision 5 ................13 5.3. Revision 4 ................13 6. Document Revision History ........... 14 7. Evaluation Board/Kit Important Notice ........15 Atmel SAM D20 Xplained Pro [USER GUIDE] 42102C-MCU-02/2014... -
Page 3: Introduction
32kHz crystal Kit Overview The Atmel SAM D20 Xplained Pro evaluation kit is a hardware platform to evaluate the Atmel ATSAMD20J18A. The kit offers a set of features that enables the ATSAMD20J18A user to get started using the ATSAMD20J18A peripherals right away and to get an understanding of how to integrate the device in their own design. - Page 4 Figure 1-1. SAM D20 Xplained Pro Evaluation Kit Overview Atmel SAM D20 Xplained Pro [USER GUIDE] 42102C-MCU-02/2014...
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Page 5: Getting Started
● Connect a Micro-B cable to the DEBUG USB port Connecting the Kit When connecting Atmel SAM D20 Xplained Pro to your computer for the first time, the operating system will do ® ® a driver software installation. The driver file supports both 32-bit and 64-bit versions of Microsoft Windows XP and Windows 7. -
Page 6: Xplained Pro
In conjunction with Atmel Studio, the EDBG debugger interface can program and debug the ATSAMD20J18A. On the SAM D20 Xplained Pro, the SWD interface is connected between the EDBG and the ATSAMD20J18A. The Virtual COM Port is connected to a UART port on the ATSAMD20J18A (see section “Embedded Debugger... -
Page 7: Power Supply
Power Supply The SAM D20 Xplained Pro kit can be powered either by USB or by an external power source through the 4- pin power header, marked PWR. This connector is described in “Xplained Pro Power Header” on page The available power sources and specifications are listed in Table 3-3, “Power Sources for SAM D20 Xplained... -
Page 8: Xplained Pro Power Header
Xplained Pro Power Header The power header can be used to connect external power to the SAM D20 Xplained Pro kit. The kit will automatically detect and switch to the external power if supplied. The power header can also be used as supply for external peripherals or extension boards. -
Page 9: Hardware User Guide
I/O Extension Headers The SAM D20 Xplained Pro headers EXT1, EXT2 and EXT3 offer access to the I/O of the microcontroller in order to expand the board e.g. by connecting extensions to the board. These headers all comply with the... -
Page 10: Peripherals
Crystal The SAM D20 Xplained Pro kit contains one crystals that can be used as clock source for the SAM D20 device. The crystal has a cut-strap next to it that can be used to measure the oscillator safety factor. This is done by cutting the strap and adding a resistor across the strap. -
Page 11: Mechanical Buttons
RESET PA15 4.2.3 There is one yellow LED available on the SAM D20 Xplained Pro board that can be turned on and off. The LED can be activated by driving the connected I/O line to GND. Table 4-6. LED connections... -
Page 12: External Programming And Debugging
4.3.4 External Programming and Debugging ® The SAM D20 Xplained Pro features a Cortex Debug Connector (10-pin) for programming and debugging an external target. The connector is limited to the SWD interface and is intended for in-system programming and debugging of SAM D20 devices in the users final products. -
Page 13: Hardware Revision History And Known Issues
Hardware Revision History and Known Issues Identifying Product ID and Revision The revision and product identifier of Xplained Pro boards can be found in two ways, through Atmel Studio or by looking at the sticker on the bottom side of the PCB. -
Page 14: Document Revision History
Updated “Hardware Revision History and Known Issues” on page 13 Table 4-3, “Extension Header EXT3” on page 42102B 10/2013 Updated “Hardware Revision History and Known Issues” on page 42102A 06/2013 First release Atmel SAM D20 Xplained Pro [USER GUIDE] 42102C-MCU-02/2014... -
Page 15: Evaluation Board/Kit Important Notice
The user assumes all responsibility and liability for proper and safe handling of the goods. Further, the user indemnifies Atmel from all claims arising from the handling or use of the goods. Due to the open construction of the product, it is the user's responsibility to take any and all appropriate precautions with regard to electrostatic discharge and any other technical or legal concerns. - Page 16 ARM Ltd. Other terms and product names may be trademarks of others. Disclaimer: The information in this document is provided in connection with Atmel products. No license, express or implied, by estoppel or otherwise, to any intellectual property right is granted by this document or in connection with the sale of Atmel products.
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