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Reference design for driving LED based on SMART ATSAMR21 microcontroller

ATSAMR21-LED-DRIVER

 
Overview

The ATSAMR21-LED-DRIVER is a reference platform that uses the SMART ATSAMR21 microcontroller (MCU) to drive LEDs in a constant current DC-DC step-down topology. The ATSAMR21 is an IEEE 802.15.4 compliant SOC that incorporates an ARM® Cortex® M0+ based 32-bit MCU and a 2.4GHz RF transceiver.

 
 
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Update:2025-06-21 02:16:47

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