This menu was created during the development of the Bluetooth Watt meter, which required an extensive settings menu, despite having only one button and one LED available. See the whole article here: https://avdweb.nl/arduino/hardware-interfacing/one-button-menu
avandalen/One-Button-Menu
This menu creates an intuitive and efficient way to browse and set options with just one button and one LED, as opposed to conventional menu interfaces that use an LCD display with multiple buttons.ne LED, as opposed to conventional menu interfaces that use an LCD display with multiple buttons.
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