In order to use the Arduino analog inputs to read voltages above 5 volt (actually above V REF, see here for more details), we need to design a voltage divider to divide the large voltage into a ...

Arduino Nano is connected to the VINDRIKTNING board on pins: GND to board GND, 5V to 5V Arduino Pin D2 set as Software Serial RX and connected to VINDRIKTNING board pin RFST (second from the side of ...

Waveshare R7FA4 Plus A Both the Waveshare R7FA4 Plus A and B boards are functionally equivalent to the Arduino UNO R4 Minima and WiFi boards, except for the additional support for 3.3V Arduino shields ...

As we know the Arduino ADC output value from 0-1203 since it has a 10-bit ADC. This value has to be then converted to 0-5V which can be done by multiplying with (5/1023). Then again earlier in the ...

RA4M1-R4 core “clone” board (left) vs Arduino UNO R4 Minima (right) Some of the changes include a second row of yellow male headers, a 3.3V/5V switch for Arduino shields, an MD button to enter ...

If you would like to build your very own benchtop power supply you might be interested in a DIY tutorial for Supplino. A versatile compact Arduino power supply capable of providing from 4 to 40 ...

Adafruit has announced the launch of a new product today in the form of the VERTER power converter, which has been created to convert just about any battery pack to 5V for just $9.95 VERTER is ...