Microchip Technology SAM R21 Xplained Pro Evaluation Kit

Microchip SAM R21 Xplained Pro evaluation kit is a hardware platform to evaluate the ATSAMR21G18A microcontroller. Supported by the Microchip Studio integrated development platform, the kit provides easy access to the features of the Microchip ATSAMR21G18A 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 ATSAMR21G18A. The Xplained Pro extension kits offer additional peripherals to extend the features of the board and ease the development of custom designs.

Features

Atmel ATSAMR21G18A microcontroller
Embedded debugger (EDBG)
- USB interface
- Programming and debugging onboard SAM R21 through Serial Wire Debug (SWD)
- Virtual COM-port interface to target via UART
- Microchip Data Gateway Interface (DGI) to target via SPI and TWI
- Four GPIOs connected to target for code instrumentation
32kHz crystal
16MHz crystal
USB interface, device

Digital I/O
- Two mechanical buttons (user and reset button)
- One user LED
- Two extension headers
Antenna
- One ceramic chip antenna (2450AT18D0100)
- One SMA connector for external antenna
- Three possible power sources
- External power
- Embedded debugger USB
- Target USB