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One displays hours, the other, minutes. The analog meters are simply driven by the PWM outputs of the Arduino. It’s not a hugely complex project, but it teaches so much.
Looking for a digital recreation of the classic analog volume unit (VU) meter? If you’ve got an Arduino, a few passive components, and a SSD1306 OLED, then [mircemk] might have the answer for you.
This one caught my eye on twitter, the Arduino Audio Meter - an Arduino-based device described as spectrum analyser and guitar pedal in one... It's based on the Uno board, to be precise, fitting ...
If you however wondered just how fast your car really is, you might be interested in this DIY Arduino G Meter which has been created using a Arduino with an accelerometer and a small LCD display ...
Arduino enthusiasts and makers in search of a new project to keep them busy, might be interested in this awesome split flap display that has been created by Instructables member JON-A-TRON.