Geek builds Bluetooth OLED screen smart ring

May 18, 2024

The smart ring has a 64x32 resolution monochrome O LED display and touch buttons that allow the wearer to accept and respond to notifications and messages from the smartphone. The smart ring can also display animations on the OLED screen. The built-in rechargeable battery life is four hours and standby for 24 hours.
This smart ring uses the NFR51882 chipset and the 16MHz ARM-M0 embedded processor. Internal storage 256K, 16K memory, if you use the Bluetooth function, the system memory of this smart ring is completely eaten by Bluetooth, however, the designer said that this smart ring can use more memory than the average Arduino device. .
This smart ring is programmed with mbed development software that allows programming to be sent via USB from a PC or any tablet. This smart ring case is made of a 3D printer.
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