It is a simple digital voltmeter, which can safely measure input dc voltages in 0 to 30V range. The Arduino board can be powered from a standard 9V battery pack, as usual. As you may well know, ...

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.

[SeanHodgins] has a project in mind where he needs to sample over 500 analog sensors ... too so you could use as many as eight digital pins to control the device. The device in question is ...

Unless a facility is relatively new, it likely has analog panel meters ... and they don’t drift out of calibration. Digital bar graph meters offer another advantage. In addition to the ...

In this hands-on course, you will learn how to design, build and use electronic systems that combine both analog and digital function ... around a learning platform called the CUno, an Arduino based ...

Electronic engineers, developers and hobbyists looking for a fully featured Arduino Mega compatible ... a new development board featuring 52 analog and digital I/O, Wi-Fi, RTC all of which can ...