Introduction
We're glad you could join us for another lesson in our series on programming for the Raspberry Pi 4. The previous chapter covered how to interface the USB barcode scanner with raspberry pi 4. We looked at different types of barcodes and what each stripe represents as well as the different types of barcode scanners available today. We also built a python program for the intelligent shopping cart and now our familiarity with barcodes and scanners and how they function has significantly increased. The benefits and drawbacks of its use were also discussed, but what we're interested in for this article is the transmission of radio frequency signals using the nrf24l01 Module in a raspberry pi 4.
Components
nRF24L01 RF module
Raspberry pi 4
Arduino Uno
Jumper wires
Power suppl ...
In the previous section, we have had an overview of a detailed Introduction to C++. Today, we will have a look at the data types in C++. It's our 2nd tutorial in the C++ programming language series.
In the previous tutorial, we have seen the basics of C++ and have also discussed a small code. We have discussed various programming terms in the previous tutorial and from now on, we are going to discuss those terms in detail. So, today's lecture is on Data Types in C++, let's get started:
C++ Data Types
A data type defines the type and the set of operations that can be performed on the data. Various types of data are manipulated by the computer. The data is given as an input to the program. According to the program's set of instructions, data is pr ...
Hi Guys! Hope you’re well today. I welcome you on board. Thank you for clicking this read. In this post today, I’ll detail the Introduction to UF5408.
The UF5408 is an ultra-fast recovery diode that comes with quick recovery time. It is mainly used to rectify the sine waves. Upon rectifying the signal it converts the AC signal into a DC signal. This diode provides the DC signal to the electronic device since most of the electronic devices operate on the DC signal.
Just stay with me for a little while as I’ll discuss the complete Introduction to UF5408 covering datasheet, pinout, features, and applications of this component UF5408.
Let’s get started.
Introduction to UF5408
The UF5408 is a recovery diode that carries quick recovery time and is ...
Hello friends, I hope you all are doing great. In today's tutorial, we are gonna have a look at a detailed Introduction to MAX30100. MAX30100 is a heart pulse rate monitor sensor. This sensor consists of two Light Emitting Diodes (LEDs), (one emits infrared light and the other emits red light) modifiable optics, low noise signal processor that detects heart pulse rate signal. Its operating voltage is from 1.8v to 3.3v.
The MAX30100 is used in different industrial and medical equipment such as fitness measurement devices, medical devices, and different wearable instruments. In today's post, we will have a look at its working, pinout, protocol, features, etc. I will also share some links where I have interfaced it with other microcontrollers. If you have any questions about it please ask ...
Hello friends, I hope you all are doing great. In today’s tutorial, we will have a look at a detailed Introduction to HC-12. It is a wireless data transmitter and receiver module, that uses 433 megahertz frequency and can communicate to one thousand meter distance. It can communicate with more than one microcontroller. This module operates from 3.2 volts to 5.5 volts.
This Bluetooth module is installed in industries to control different processes and machines. It is also used in the circuitry of different security systems. This module uses silicons LABs Si4463 for (radio-frequency) RF data transmission. In today's post, we will look at its working, features, pinout and applications in detail. So let's get started with Introduction to HC-12.
Introduction to HC-12
HC-12 is an RF mo ...
In the contemporary digital society, quality photos are not only a luxury but also a necessity. Being a content creator, an influencer, or someone who likes sharing personal photos, even the slightest improvements can significantly change the overall appearance of your photos. Using AI software such as Dreamina, it is no longer difficult to apply filters to make people look beautiful. These apps give one the chance to fine-tune facial features, flatten skin, and lighten eyes without making the results look artificial. Additional features like an AI image enlarger can help you improve your image, which makes it easy to expand your background creatively and keep a picture clear when upscaling images to be printed, on social media, or in portfolios.
...
Hey Readers! I welcome you on the board. I hope you are doing Great. are you establishing a new office? or you want creative ideas about your Office? or you just want to get the concepts about the Modern office requirement? then I can help you.
Office designs continue to change with modern trends, and there are many aspects of office design that can even have an impact on the productivity of the people who work there.
It is more important than ever that the office environment is a welcoming one to ensure that every staff member will be able to give their best in terms of collaboration and work, and there are a number of things that every modern office needs - everything from spatial design to using LED strip lights.
A varied and comfortable wor ...
Hello readers, I hope you all are doing great. In this tutorial, we will learn how to interface the PIR sensor to detect motion with the Raspberry Pi Pico module and MicroPython programming language. Later in this tutorial, we will also discuss the interrupts and how to generate an external interrupt with a PIR sensor.
Before interfacing and programming, the PIR and Pico boards let’s first have a look at the quick introduction to the PIR sensor and its working.
Fig. 1 Raspberry Pi Pico and PIR sensor
PIR motion sensor and its working
PIR stands for Passive Infrared sensors and the PIR module we are using is HC-SR501. As the name suggests the PIR or passive infrared sensor, produces TTL (transistor transistor logic) output (that is either HIGHT o ...
Hello friends, a few days ago I posted an Ultrasonic Sensor Library for Proteus, using which one can easily simulate ultrasonic sensor in Proteus. The post was highly praised by the reader and I have received quite good feedback from the followers. So, I thought of sharing some more examples related to it so that users can get a complete understanding of how to use Ultrasonic sensors in Proteus. Today, we are gonna have a look on different Ultrasonic Sensor Simulation in Proteus. If you haven't read the previous post then first have a look at it because without the installation of Ultrasonic Sensor Library in Proteus, you won't be able to use these examples. Ultrasonic Sensor is used widely in Embedded Systems.Today, I am gonna share three examples of Ultrasonic Sensor Simulation in Proteu ...
Hi Friends! Hope you’re well today. I welcome you on board. Happy to see you around. In this post today, I’ll walk you through the Introduction to SR5100.
The SR5100 is a Schottky diode used to generate extremely fast switching. It is also called a hot-carrier diode and is protected against overvoltage. It comes with a high surge current capability and low forward drop voltage. It contains a forward rectified current around 5 A and terminal resistance around 28 C/W. It is available in epitaxial construction with a peak reverse voltage of around 100 V.
You are most welcome to see the Introduction to 1n4744 and Introduction to 1n4742 that I have uploaded recently.
Read this post all the way through as I’ll detail the datasheet, pinout, features, ...
