The below circuit diagram shows the complete hardware wiring setup of the Arduino-based Smart Walking Stick for the Blind ...

To use it as such, you need a USB cable and a 5V power source. In the case of the Arduino Nano, a mini-B USB cable ...

For those worrying that [Faransky] is relying on the PWM functionality of the Arduino Nano to generate waveforms ... with a DC-DC boost converter to get 5V for the Arduino. Though if you wanted ...

the Arduino Nano and Micro share some similar pinout configurations. They both have two GND pins, two reset pins, one AREF pin, and three power pins (3.3V, 5V, and VIN). Their onboard LEDs are ...