Circuit Digest4d
How to build Blind Stick using Arduino Nano and Ultrasonic sensor
The below circuit diagram shows the complete hardware wiring setup of the Arduino-based Smart Walking Stick for the Blind ...
Hackaday12y
Color LED Matrix VU Meter Shows How To Use FFT With Arduino
If you’ve ever wanted to make your own VU meter but were scared off by the signal process you need to study this tutorial. The one drawback to the hardware choices made here is that there are ...
Circuit Digest10d
How to build a simple GPS Tracker using ESP32 and Visualize Data on Map
We will fetch GPS data from the Neo-6M GPS module using the ESP32 and send this data to a map plotting and routing API via a ...
Hackaday22d
Arduino Hacks
They are cheap and work well enough. But [Playful Technology] wanted to control the hands with an Arduino directly and, in the process, he shows us how these modules work. If you’ve never ...