Arduino Sensors: Photoresistor Sensor

Arduino Sensors: Photoresistor Sensor

Arduino Sensors: HS-S01A Infrared SensorArduino Sensors: HS-S02P Infrared Sensor (Obstacle Avoidance)Arduino Sensors: HS-S03P Ultraviolet SensorArduino Sensors: HS-S05P Sound SensorArduino Sensors: HS-F07P Active BuzzerArduino Sensors: HS-S08P Flame SensorArduino Sensors: HS-S09LB Raindrop SensorArduino Sensors: HS-S09PC Soil Moisture Sensor Arduino Sensors: HS-S10P Fog Sensor Arduino Sensors: HS-S11-L Gas Sensor Arduino Sensors: HS-S20P Ambient Light Sensor Arduino Sensors: HS-S21P … Read more

Maker Project Showcase | Smart Light Reminder System Based on Arduino and XIAO

Maker Project Showcase | Smart Light Reminder System Based on Arduino and XIAO

This is a project created by the author. As a freshman at New York University, I joined the Chaihuo Maker team two months ago and found it very easy to get started with open-source AI hardware. Thus, I had the idea to create a project based on Arduino and XIAO AI that automatically reminds users … Read more

Design of a Bluetooth APP Smart Learning Desk Lamp Based on STM32F103

Design of a Bluetooth APP Smart Learning Desk Lamp Based on STM32F103

1. Introduction With the development of technology, smart home devices are receiving increasing attention. This article introduces a smart learning desk lamp based on the STM32F103 microcontroller, which can automatically adjust brightness according to ambient light intensity and transmit environmental data to a mobile phone via Bluetooth for remote monitoring and control. 2. System Design2.1 … Read more

Arduino Sensors: Ambient Light Sensor

Arduino Sensors: Ambient Light Sensor

01Basic UnderstandingModel:HS-S20PName:Ambient Light SensorSeries:SensorDescription:This is a sensor device designed specifically for detecting ambient light intensity, equipped with a light-sensitive element(such as a photoresistor or photodiode), which can convert ambient light signals into electrical signals, providing real-time feedback on light intensity changes, enabling devices to have the ability to “perceive light”.Usage Scenarios:Linking curtains and lighting systems … Read more

Designing an Energy-Saving Lighting Controller

Designing an Energy-Saving Lighting Controller

The basic workflow of the energy-saving lighting controller can be further refined as follows: 1) Collecting ambient light intensity data: The system obtains real-time ambient light intensity through a light sensor. As the ambient light changes, the light sensor continuously outputs new light intensity data. 2) Data processing and analysis: The main control chip (for … Read more

Overview of 6 Types of Sensors: Temperature, Humidity, Light, Magnetic, Pressure, and Acceleration Sensors

Overview of 6 Types of Sensors: Temperature, Humidity, Light, Magnetic, Pressure, and Acceleration Sensors

Point“Jinan CNC Mold Technology Research Institute” follows Industry frontiers, mechanical videos, CNC machining technology, 3D printing, industrial robots, productionprocesses, molds, machine tools, and other cutting-edge information are waiting for you here! 1. Temperature Sensor: The working principle of temperature sensors based onthermally sensitive elementsprimarily obtains temperature information by measuring the temperature changes of objects or … Read more

Modbus TCP Programming and Experimentation

Modbus TCP Programming and Experimentation

11.7 Modbus TCP Programming and Experimentation This course does not support sensors that use the Modbus TCP protocol, so we will write two programs: ① modbus_server_tcp.c: Simulate a Modbus TCP sensor ② modbus_client_tcp.c: Operate the sensor The program structure is shown in the figure below: No special connections are required on the hardware. The source … Read more

Introduction to RT-Thread Sensor Device Driver Framework

Introduction to RT-Thread Sensor Device Driver Framework

Background and Overview Sensor is an important part of the Internet of Things (IoT), “Sensors to IoT” is equivalent to “eyes to humans.” Without eyes, humans cannot see this vast world, and without sensors, IoT cannot perceive the ever-changing world. Currently, there are many sensors developed for IoT, including Accelerometers, Magnetometers, Gyroscopes, Ambient Light Sensors, … Read more

Low-Temperature Hydrogen Sensor Enhanced Performance

Low-Temperature Hydrogen Sensor Enhanced Performance

Hello everyone, today I would like to share a paper published in 2020 in ACS Sensors, titled “Low-Temperature Hydrogen Sensor: Enhanced Performance Enabled through Photoactive Pd-Decorated TiO2 Colloidal Crystals”. This research indicates that using a sensitive layer based on Pd modified TiO2 long-range ordered crystals in a photo-assisted amperometric gas sensor can achieve excellent H2 … Read more

Essential Skills for MCU Engineers: Optimizing ADC Sampling Accuracy

Essential Skills for MCU Engineers: Optimizing ADC Sampling Accuracy

Click the blue text to follow Optimizing ADC sampling accuracy is a key skill in microcontroller development, especially when processing sensor data. An inaccurate ADC sampling result can lead to system failures, such as significant errors in temperature sensors, causing devices to overheat or become too cold. Today, let’s discuss how to improve the accuracy … Read more