1.. _frdm_cr20a_shield: 2 3NXP FRDM-CR20A 4############## 5 6Overview 7******** 8 9The Freedom development board platform supports the MCR20A 2.4GHZ wireless 10transceiver. The FRDM-CR20A evaluation board is a small, low-power, 11cost-effective reference design for the MCR20A transceiver in a shield form 12factor, compatible with existing Freedom development platforms, such as 13:ref:`frdm_k64f`. 14 15.. image:: frdm_cr20a.jpg 16 :align: center 17 :alt: FRDM-CR20A 18 19Hardware 20******** 21 22- MCR20AVHM 23 24 - Low-power 25 - High-performance 2.4 GHz IEEE 802.15.4 compliant transceiver 26 27- Connectivity 28 29 - PCB inverted F-type antenna and SMA RF port 30 - Arduino compatible 31 32- Power Management 33 34 - Programmable output power -32 dBm to +8 dBm at the SMA connector, no trap 35 - Receiver sensitivity: –102 dBm, typical 36 37- Components 38 39 - Minimum number of matching components and external balun 40 - 1 RGB LED indicator 41 - 2 pushbutton switches 42 43For more information about the MCR20A SoC and FRDM-CR20A board: 44 45- `MCR20A Website`_ 46- `MCR20A Datasheet`_ 47- `MCR20A Reference Manual`_ 48- `FRDM-CR20A Website`_ 49- `FRDM-CR20A User Guide`_ 50- `FRDM-CR20A Schematics`_ 51 52Programming 53*********** 54 55Set ``--shield frdm_cr20a`` when you invoke ``west build``. For example: 56 57.. zephyr-app-commands:: 58 :zephyr-app: samples/net/wpanusb 59 :board: frdm_k64f 60 :shield: frdm_cr20a 61 :goals: build 62 63.. _FRDM-CR20A Website: 64 https://www.nxp.com/support/developer-resources/evaluation-and-development-boards/freedom-development-boards/wireless-connectivy/freedom-development-board-for-mcr20a-wireless-transceiver:FRDM-CR20A 65 66.. _FRDM-CR20A User Guide: 67 https://www.nxp.com/docs/en/user-guide/FRDMCR20AUG.pdf 68 69.. _FRDM-CR20A Schematics: 70 https://www.nxp.com/downloads/en/schematics/FRDM-CR20A-SCH.pdf 71 72.. _MCR20A Website: 73 https://www.nxp.com/products/wireless/thread/2.4-ghz-802.15.4-wireless-transceiver:MCR20A 74 75.. _MCR20A Datasheet: 76 https://www.nxp.com/docs/en/data-sheet/MCR20AVHM.pdf 77 78.. _MCR20A Reference Manual: 79 https://www.nxp.com/docs/en/reference-manual/MCR20RM.pdf 80