3D depth sensors

Another Sensor to be Disrupted by MEMS! A Surge in the Next 5 Years! This Time, China Leads the Development of the First Global Standard!

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Another Sensor to be Disrupted by MEMS! A Surge in the Next 5 Years! This Time, China Leads the Development of the First Global Standard!

Twenty years ago, MEMS inkjet print heads were widely used in printers, replacing traditional mechanical print heads, making companies like HP and Canon giants in the MEMS field.Ten years ago, with the rise of smartphones, MEMS microphones became widely used, replacing traditional electret microphones. Several MEMS companies in China, such as GoerTek, AAC Technologies, and … Read more

STM32 Project Share: Air Purifier

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STM32 Project Share: Air Purifier

Bilibili video link: https://www.bilibili.com/video/BV1bndfYfEhM/?share_source=copy_web&vd_source=097fdeaf6b6ecfed8a9ff7119c32faf2 01 — Project Overview 1. Function Details STM32 Air Purifier The functions are as follows: MQ-2 detects smoke, triggers sound and light alarm, and activates the purifier PM2.5 module detects dust MQ-7 detects carbon monoxide gas MQ-135 detects air quality MS1100 detects formaldehyde levels Smoke, gas, air quality, dust, and formaldehyde … Read more

Can You Understand These Basic Circuit Modules?

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Can You Understand These Basic Circuit Modules?

Before we start the article, let’s test everyone~ How many of the following five circuit diagrams can you understand? TDA2030 Circuit Diagram 34063 Circuit Diagram 555 Circuit TDA2030 Circuit Diagram Transistor Discrete Component Circuit If you can understand these circuit diagrams, you have already entered the field of electronic design. If not, let’s start learning … Read more

The Importance of Sensors in HVAC Systems

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The Importance of Sensors in HVAC Systems

The importance of sensors in Heating, Ventilation, and Air Conditioning (HVAC) systems is irreplaceable. They act as the “sensory nerves” of the system, responsible for real-time monitoring of environmental parameters and equipment status, providing a solid data foundation for intelligent control. Their core value is mainly reflected in the following aspects: 1. Precise Monitoring of … Read more

Introduction to Common Sensors and Chips (Part 1)

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Introduction to Common Sensors and Chips (Part 1)

1. Sensors 1.1 KY -xxxx Series KY-002 KY-002 is a vibration sensor, consisting of a conductive shell and an internal spring assembly. During vibration, the shell contacts the internal spring and sends a signal. The KY-002 vibration switch module has three pins: VCC, GND, and SIG. VCC is the positive power supply, GND is the … Read more

Sensor Application Special – Startup Tutorial

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Sensor Application Special - Startup Tutorial

Sharing is a positive attitude towards life! Startup Tutorial 1Tutorial Purpose Sensor application special – explaining the principles of various sensors, signal amplification processing (along with various operational amplifiers), product application practices, etc. I have always wanted to discuss operational amplifiers, but it felt a bit monotonous. Recently, I got inspired, and combined with various … Read more

What Are the Differences and Connections Between Sensors and Transmitters?

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What Are the Differences and Connections Between Sensors and Transmitters?

1. What Are the Differences and Connections Between Sensors and Transmitters?Sensors are devices or instruments that can sense a specified measurement and convert it into a usable output signal according to certain rules, typically consisting of a sensitive element and a conversion element. When the output of a sensor is a specified standard signal, it … Read more

Introduction to PLC Wiring

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Introduction to PLC Wiring

Digital Input Digital inputs can be used to collect switch signals, commonly used components include: buttons, limit switches, proximity switches, photoelectric switches, etc. Wiring Methods for Buttons and Switches The PLC input points are opto-isolated, and when the light source of the opto-isolator emits light, the PLC can receive the signal. There are two wiring … Read more

Automotive Parts Notes: Learning About Sensors and Fluids

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Automotive Parts Notes: Learning About Sensors and Fluids

Hello, September Learning in August, exams in September The results from last month are out, but let’s not keep you in suspense Let’s start learning Knowing shame leads to courage Through the seasons of hard work, the fruits of labor are abundant; on the three-foot podium, brilliance shines. Today is Teacher’s Day, wishing all teachers … Read more

Exploring the “Sensory Organs” of the Automation World

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Exploring the "Sensory Organs" of the Automation World

From automatically labeling beverage bottles to precise sampling by Mars rovers, every “action” of modern automation systems relies on the “keen eyes” of sensors. If we compare an automated production line to the human body, the controller acts as the brain, the actuators as limbs, and the sensors as the “sensory organs” spread throughout. This … Read more