Split-flap displays are a great, low-power way to display text to a wide audience. Compared to other display technologies like LCDs they only use energy when the characters change, but have fallen out ...
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 ...