Seeed Studio XIAO nRF54LM20A and XIAO nRF54LM20A Sense are tiny USB-C IoT boards based on Nordic Semiconductor’s nRF54LM20A wireless SoC offering Bluetooth 6.0, Matter, Thread, Zigbee, NFC, Amazon Sidewalk, and 2.4 GHz proprietary connectivity. Both variants come with on-chip 2 MB flash and 512 KB RAM, as well as an 8 MB flash, an nPM1300 PMIC for power management, up to 28 GPIOs, and an RGB LED. The Sense model adds a digital microphone and 6-axis IMU with motion-triggered wake-up for ultra-low power applications. XIAO nRF54LM20A (Sense) specifications: Wireless SoC – Nordic Semiconductor nRF54LM20A CPU Arm Cortex-M33 application processor clocked at up to 128 MHz RISC-V coprocessor running at 128 MHz Memory – 512 kB of RAM Storage – 2 MB of Non-Volatile Memory (NVM) Wireless Bluetooth LE 6.0 with PHY rates of 125 kbit/s, 500 kbit/s, 1 Mbit/s, and 2 Mbit/s Bluetooth Channel Sounding, Bluetooth LE long range (coded PHY), […]
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