Understanding Touch Screens: Principles and Functions

Understanding Touch Screens: Principles and Functions

Many people have heard of touch screens in their daily lives, but what exactly is a touch screen? What are its principles and functions? Let’s explore it together. Touch Screen Function For convenience, people use touch screens to replace mice or keyboards. A touch screen is an intelligent device that can display information and communicate … Read more

Smart Door Lock Development Based on Arduino (Source Code Included)

Smart Door Lock Development Based on Arduino (Source Code Included)

Click to View System Description Title: “Arduino Password Lock Design” Functions: Can set a password, unlock successfully Five incorrect password inputs trigger an alarm (buzzer) LCD display (1602) RFID-RC522 radio frequency module (swipe card to unlock) Modules Used: Relay Infrared Remote Control (replaces matrix keyboard) RFID-RC522 radio frequency module LCD1602 (I2C) Module Physical Diagram Wiring … Read more

Sensors in Daily Life: Infrared Sensors

Sensors in Daily Life: Infrared Sensors

Click “Tech Classroom” above to subscribe for the latest technology education information. In the Arduino sensor introductory course, we learned about various types of sensors. To further consolidate our knowledge, Tech Classroom is launching a new series called “Sensors in Daily Life” over the next few weeks, using videos to introduce how these sensors work … Read more

Introduction to the Third Prize Winning Project of the 25th Innovation Cup: Arduino Mega 2560 Based Induction Water Dispenser

Introduction to the Third Prize Winning Project of the 25th Innovation Cup: Arduino Mega 2560 Based Induction Water Dispenser

Introduction to the Third Prize Winning Project of the 25th Innovation Cup Project Name: Arduino Mega 2560 Based Induction Water Dispenser Instructor: Xiao Zelong Authors: Fang Qingyun, Chen Xuan, Lao Zeli, Yi Hang, Fu Danyi, Li Boda Purpose of Invention: To solve the problem of automatic water dispensers on the market that cannot adapt to … Read more

Animated Guide to Common Embedded Communication Protocols: SPI, I²C, UART, Infrared

Animated Guide to Common Embedded Communication Protocols: SPI, I²C, UART, Infrared

These animated diagrams of signal waveforms in electronic systems help us understand the mechanics of transmission. 1 SPI Transmission ▲ Figure 1 SPI Data Transmission ▲ Figure 1.2 SPI Data Transmission (2) ▲ Figure 1.3 SPI Timing Signal 2 I²C Transmission ▲ Figure 1.2.1 I2C Bus and Addressing Method 3 UART Transmission ▲ Figure 1.3.1 … Read more

Animated Guide to Common Embedded Communication Protocols: SPI, I²C, UART, Infrared…

Animated Guide to Common Embedded Communication Protocols: SPI, I²C, UART, Infrared...

This article is sourced from the Breadboard Community These animated diagrams of signal waveforms in electronic display systems help us understand the mechanisms of transmission. 1 SPI Transmission ▲ Figure 1 SPI Data Transmission ▲ Figure 1.2 SPI Data Transmission (2) ▲ Figure 1.3 SPI Timing Signal 2 I²C Transmission ▲ Figure 1.2.1 I2C Bus … Read more

Animated Explanation of Common Embedded Communication Protocols: SPI, I²C, UART, Infrared…

Animated Explanation of Common Embedded Communication Protocols: SPI, I²C, UART, Infrared...

These animated diagrams of signal waveforms in electronic systems help us understand the mechanism of transmission. 1 SPI Transmission ▲ Figure 1 SPI Data Transmission ▲ Figure 1.2 SPI Data Transmission (2) ▲ Figure 1.3 SPI Timing Signal 2 I²C Transmission ▲ Figure 1.2.1 I2C Bus and Addressing Method 3 UART Transmission ▲ Figure 1.3.1 … Read more

Animated Explanation of Common Embedded Communication Protocols: SPI, I²C, UART, Infrared

Animated Explanation of Common Embedded Communication Protocols: SPI, I²C, UART, Infrared

These animated diagrams of signal waveforms in electronic systems help us understand the mechanism of transmission. 1 SPI Transmission ▲ Figure 1 SPI Data Transmission ▲ Figure 1.2 SPI Data Transmission (2) ▲ Figure 1.3 SPI Timing Signal 2 I²C Transmission ▲ Figure 1.2.1 I2C Bus and Addressing Method 3 UART Transmission ▲ Figure 1.3.1 … Read more

Principles of Embedded Communication Protocols

Principles of Embedded Communication Protocols

Serial communication methods such as ART, SPI, and I2C are very common in embedded development. The underlying principles of these communications are not difficult, but many beginners struggle to understand them. Today, I will share some common underlying data transmission principles of these communication methods. 1UART Serial Port UART: Universal Asynchronous Receiver/Transmitter. The UART serial … Read more

DIY Infrared Remote Control Switch Circuit

DIY Infrared Remote Control Switch Circuit

Popularizing knowledge of digital and analog electronics, promoting science and education for national prosperity. In this issue, Maker e Workshop teaches everyone how to create an infrared remote control switch circuit to control household lights, fans, garage doors, etc., making it convenient and practical. When it gets cold, we can lie in bed directly, or … Read more