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Saba Hilal has Published 65 Articles
![Saba Hilal](https://www.tutorialspoint.com/assets/profiles/624880/profile/60_1998435-1680172640.jpg)
Saba Hilal
149 Views
IOT ie. The Internet of Things refers to all those devices that can communicate over the Internet and can be made accessible or connectable by anybody and from anywhere in the world. IoT is already being used or has been seen implemented in different forms such as in Smart cars ... Read More
![Saba Hilal](https://www.tutorialspoint.com/assets/profiles/624880/profile/60_1998435-1680172640.jpg)
Saba Hilal
896 Views
DHT11 and DHT22 sensors are sensors that can be attached to a microcontroller on a breadboard and can measure the humidity and temperature of a place. The differences between these sensors are that DHT22 is more expensive, has better temperature reading ranges, and is more accurate. These sensors can be ... Read More
![Saba Hilal](https://www.tutorialspoint.com/assets/profiles/624880/profile/60_1998435-1680172640.jpg)
Saba Hilal
1K+ Views
Adafruit.io is needed to display the IOT project’s data online in real-time. It is a cloud server that can be used to connect to IoT devices through wifi and to control these devices through a dashboard. It can be used as a free service and it has got a simple ... Read More
![Saba Hilal](https://www.tutorialspoint.com/assets/profiles/624880/profile/60_1998435-1680172640.jpg)
Saba Hilal
321 Views
To learn about RGB led and the difference between single-color LEDs, it is important to make a circuit using a microcontroller such as ESP32 or Arduino and RGB led. Then it is important to manage that circuit using a program. There are some simulators available to make the beginner of ... Read More
![Saba Hilal](https://www.tutorialspoint.com/assets/profiles/624880/profile/60_1998435-1680172640.jpg)
Saba Hilal
413 Views
To start learning IoT, first, it is important to learn how to make circuits using a breadboard and a microcontroller. Then it is important to control that circuit using a program. There are some simulators available to make the beginner of IOT learn both these concepts without even having the ... Read More
![Saba Hilal](https://www.tutorialspoint.com/assets/profiles/624880/profile/60_1998435-1680172640.jpg)
Saba Hilal
330 Views
BMP180 sensor is a sensor that can be attached to a microcontroller on a breadboard and can measure the pressure, temperature, and altitude of a place. It can be connected to controllers such as ESP32 or Arduino and can be used by programs to read the values. In this article, ... Read More
![Saba Hilal](https://www.tutorialspoint.com/assets/profiles/624880/profile/60_1998435-1680172640.jpg)
Saba Hilal
447 Views
In this article, using two different examples, the use of potentiometers is demonstrated using ESP32. In the first example, the trimmer type of potentiometer is used to vary the voltage between 0 and 3V. In the second example, the slider potentiometer is used on Wokwi Simulator to show the control ... Read More
![Saba Hilal](https://www.tutorialspoint.com/assets/profiles/624880/profile/60_1998435-1680172640.jpg)
Saba Hilal
307 Views
A simple buzzer can be connected to the ESP32 controller for producing sound. It can also be used to produce melodies. In this article, using two different examples, the C code is used on Arduino to make the buzzer play the melody. In the first example, “Twinkle Twinkle Little Star”, ... Read More
![Saba Hilal](https://www.tutorialspoint.com/assets/profiles/624880/profile/60_1998435-1680172640.jpg)
Saba Hilal
311 Views
Snack is an open-source Expo platform where React Native programming is done and the results can be seen instantly. It compiles and builds the bundle for execution on different types of devices or for Android , IOS or web. The code can be saved and shared quickly on Snack. As ... Read More
![Saba Hilal](https://www.tutorialspoint.com/assets/profiles/624880/profile/60_1998435-1680172640.jpg)
Saba Hilal
601 Views
There are different ways of adding the numbers in Java. The numbers to be added can be given as input at runtime or can be put directly inside the program. However, it is difficult to add numbers in this way if the list of numbers is too big. Sometimes, the ... Read More