The Ollee Watch features an ARM Cortex-M4/M0+ low-power processor with support for Bluetooth Low Energy and a programmable NTAG213 NFC tag (although this is said to only be compatible with the F-91W ...
Abstract: The creation of a large-screen, long-range wireless notice board with low operational power is discussed in this study. The suggested configuration employs the LoRa, Arduino Uno, and LoRaWAN ...
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