This time, we plan to use the human body sensing module + Bluetooth to sense whether there is someone and get relevant information from the Bluetooth APP.For the Bluetooth part, we still use the Bluet...
[hide] Phosphor powder accounts for a small amount of the total production cost, but it is the key to the development of white light. The following is an introduction to several phosphor powders. I ho...
Different transmitter product brands and different product types may use different chip manufacturers and chip models, and the quality of the products presented to consumers may also vary greatly. We ...
The development environment is vxworks+at91rm9200, and the current project in c language has a requirement that when downloading via ftp, the client can control the size of the data packet received fr...
I need help from all the experts. I am currently developing Bluetooth communication between bluenrg-2n. The host processor is stm32f405. Bluenrg-2n and stm32f405 use spi for communication. I am a comp...
Designing a multiplexer (or mux for short) into a signal chain is simple, right? After all, the device simply places multiple signals into a data converter. In reality, a multiplexer can significantly...
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
Electric vehicles are powered by electricity, and charging is a device that supplements the vehicle's energy source. It is common to need to recharge the vehicle when driving. But can you charge th...[Details]
Common methods for troubleshooting roller press bearing wear include repair welding, thermal spraying, brush plating, and scrapping and replacement. However, these methods are often subject to asse...[Details]
The Waveshare ESP32-P4-ETH is a compact ESP32-P4 development board with Ethernet and PoE support. It looks very similar to the Olimex ESP32-P4-DevKit, minus the pUEXT connector. However, we've also...[Details]
Arm helps automakers bring new models to market at least a year earlier.
Zena CSS accelerates software and silicon development, enabling faster and more efficient delivery of AI cap...[Details]
Servo motors, also known as actuator motors, serve as actuators in automatic control systems, converting received electrical signals into angular displacement or angular velocity output on the moto...[Details]
The term "remote meter reading" literally emphasizes remoteness. But how far is remote? One kilometer? Two kilometers? Those aren't considered far at all. Currently, the longest distance for ...[Details]
In the laboratory material transfer scenario, Jingshi Fuhe has solved core problems such as precise grasping, environmental adaptability and process collaboration through technological innovation...[Details]
Oslo, Norway – August 18, 2025 – Nordic Semiconductor ("Nordic"), a leading global provider of low-power wireless technology, announced that it will participate in the International Internet of Thi...[Details]
On August 18, John Krafcik, former CEO of Google's Waymo, recently questioned Tesla's Robotaxi service. He said: "Please notify me when Tesla launches Robotaxi. I'm still waiting. If there are empl...[Details]
Refrigerators should be inspected from the outside in. First, check the exterior. After confirming the model, inspect the refrigerator to see if the color meets your requirements. Check if the ...[Details]
The penetration of high-end intelligent driving is accelerating, and the wire-controlled chassis has emerged.
The demand for intelligent vehicles is driving the continuous upgrade of...[Details]
In cutting-edge applications such as high-resolution data acquisition, medical electronics, and automotive battery monitoring, a rock-solid voltage reference is a crucial factor in system accuracy....[Details]
Organic light-emitting diodes (
OLEDs) offer numerous advantages, including inherent brightness, low power consumption, minimal thickness, short response time, high contrast, wide viewing angle...[Details]
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