Hello geeks, hope you are doing fine. On our school or college days, we have to answer our roll calls, and then the teacher marks us present. Have you ever wonder that what if we have a smart card to mark our attendance? So keeping this in mind we are writing this article to make…
Hey Guys, Today I’m back with another article on Basic Electronics. This one might be a bit long as it is a whole topic to be covered in a single one to keep the coordination, I’ll try to complete it in a single one. Today we are going to discuss Number System and Boolean Logic….
Hey there Folks, I am back again with another article on Raspberry Pi PICO, Micropython Tutorial. Today we are going to discuss, how we can connect a rotary encoder with Pi PICO and grab the values from it. It is very simple demonstration and program which output numbers, further you can also use its core…
Introduction Hello guys, welcome back to Techatronic. Water pumps play an important role in farming as well as daily household activities. We install them in our homes so that they can pump the groundwater. Sometimes water pumps are also used to create water pressure. In this article, we are going to make an IoT Smart…
Hey techies, welcome back to Techatronic. Are you searching for a DC motor speed controller circuit? If yes then read this article carefully and learn to make your own 555 PWM motor speed control circuit by using 555 timer IC. A 555 timer IC is used to obtain perfect delay signals.it is very easy to…
Hey geeks, hope you are doing fine. In this article, we are going to discuss a very interesting and trending project that is automation using a telegram bot. For sending and receiving the data with the telegram application we are using a NodeMCU esp8266 IoT development board. Check out the pulse oximeter using NodeMCU made…
Hey guys, welcome back to Techatronic. Have you ever seen a current detector 555 timer project used to find the flow of electric current in the wires? Sometimes an electric tester is also used to serve the same purpose but a problem associated it with is that we need to touch its tip with the…
Hello guys, hope you are doing fine. Do you know how to use a NodeMCU for controlling an LED via a web browser? If not then this article is for you in which we are going to discuss the working of NodeMCU webserver LED control. This project is based on a local area network. For…
Hey guys, welcome back to Techatronic. Are you searching for a robot that can be controlled using wifi without the internet? If so then follow the procedure that we are going to discuss for making wifi controlled robot using a NodeMCU esp8266 IoT development board. Before starting set up your Arduino IDE to upload the…
Introduction Hey geeks, hope you are doing fine. We are sure that you saw smoke and fire detectors fitted in buildings to enhance security. We can call it smart as it automatically detects the smoke and sends an alert notification to our smart. hones. For controlling the MQ2 gas sensor we are using the Blynk…
