With this console app, you can get the readings from the Arduino to the DB by using the serial port, so there is no Wi-Fi, Ethernet or Bluetooth module/shield needed. You only need an Arduino, a cable ...

So [Todd] has set out to build an Arduino frequency counter for a Kenwood TS-520S HF ham radio. This post (and the video found after the break) doesn’t cover the entire project.

This also means you can setup your own, local MySQL server to store your data further removing the need for Internet connectivity. If that is not an issue, you can still connect to and store data on a ...

Arduino code for Bidirectional Counter System. The complete code for a Bidirectional counter system using Arduino is given below. It continuously checks for which sensor gets triggered first. It then ...

Wireless Visitors Counter Circuit Diagram. The main components used in this project are: Arduino Uno board. Arduino Uno is an AVR ATmega328P microcontroller-based development board with six analog ...