Embedded debugger (EDBG) - USB interface, Programming and debugging on board SAM R21 through Serial Wire Debug (SWD), Virtual COM-port interface to target via UART, Atmel Data Gateway Interface (DGI) to target via SPI
Digital IO - One mechanical user push button, One reset button, Two user LED, One extension header
Four possible power sources - 1: External power 2: Battery power 3: Target USB 4: Embedded debugger USB
Antenna Diversity - Two ceramic chip antennae, Two MS-147 connector for RF test port
OLED display
RGB LED
Nine position Joystick
Two QMatrix Button
One QMatrix Slider
Serial Flash
Temperature sensor
Crypto authentication
Serial communication header
Target USB
Embedded Debugger USB
32KHz crystal
16MHz crystal
Supported with application examples in Atmel Software Framework
The ATSAMR21ZLL-EK evaluation kit is a hardware platform toevaluate the ATSAMR21G18A microcontroller. Supported by the Studiointegrated development platform, the kit provides easy access to thefeatures of the ATSAMR21G18A and explains how to integrate thedevice in a custom design. The ATSAMR21ZLL-EK evaluation kits include anon-board Embedded Debugger, and no external tools are necessary toprogram or debug the ATSAMR21G18A. This Evaluation Kit supports antennadiversity, RGB led, QTouch Interface, OLED display, Joystick, user LEDs,user switch, external USB, UART interfaces and Xplained proextension header.
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?? QTouch?? Composera complete set of tools for developing and tuning capacitive buttons, sliders and wheels designsis now fully integrated into Studio 7.