How to Choose a Bluetooth Headphone Case? A Comprehensive Guide from Material to Design!

Click the blue text to follow us 1. Material Selection: Balancing Protection and Feel 1. Silicone Material: Soft and Shock-Resistant, but Prone to Dust Silicone material has become a mainstream choice due to its softness and high elasticity, effectively cushioning against drops. Its skin-friendly texture is suitable for daily carry, but it should be noted … Read more

What are the Differences Between Bluetooth 4.0 and 5.0? Doubling Speed and Distance Unlocks New Wireless Possibilities

1. From “Bicycle” to “High-Speed Train”: A Leap in Speed The transmission speed of Bluetooth 4.0 is approximately 1 megabit per second (1Mbps), akin to delivering packages by bicycle, which can only carry a limited number of parcels at a time. In contrast, Bluetooth 5.0 boosts the speed to 2Mbps, similar to upgrading to a … Read more

Detailed Certifications Required for Bluetooth Printers Exporting to the European Market

Click the blue text above to follow us ‌1. Analysis of Required Core Certification Systems‌ ‌1. CE Certification (Mandatory)‌ ‌① RED Directive (2014/53/EU)‌ ‌Applicable Product Scope‌: All devices with Bluetooth, Wi-Fi, and other wireless communication functions. ‌Key Testing Items‌: ‌Immunity Testing‌: Stability of the device under electrostatic discharge (±8kV contact discharge) and conducted disturbances from … Read more

Bluetooth: The Wireless Wizard Hidden in Your Pocket

-Bluetooth Technology- The name “Bluetooth” is derived from King Harald Bluetooth of Denmark, whose proponents hoped it would play a significant role in the information industry. In 1994, Ericsson initiated research aimed at solving the wireless communication issues between mobile phones and external devices, which later evolved into the concept of wireless communication. In May … Read more

CAN Bus to DeviceNet – ADFweb Gateway Converter

CAN Bus to DeviceNet—ADFweb Gateway Converter– Guangzhou Xinyu IoT Author: Zou Wuyi Mobile185-020-77899 Email: [email protected] 1 Features: The CAN Bus to DeviceNet gateway has the following features: Realizes bidirectional information transmission between the CAN bus and DeviceNet network; Provides electrical isolation between the two buses; Can read CAN bus frames from DeviceNet frames; Can write … Read more

Basic Steps for CANFD Debugging

CAN (Controller Area Network) is a serial communication network that effectively supports distributed control or real-time control. The CAN bus is a widely adopted bus protocol in automotive applications, designed for microcontroller communication in automotive environments. As company projects gradually shift towards the automotive sector, the scenarios for using CAN are increasing. This article analyzes … Read more

Embedded – Simulated SPI Controller Program

The following is an example program that simulates an SPI (Serial Peripheral Interface) bus controller using the C language, implementing the functionality of SPI through simulated GPIO pin operations, including initialization, sending bytes, and receiving bytes. This example is suitable for general microcontroller platforms, and the GPIO operation code needs to be modified according to … Read more

Serial Peripheral Interface (SPI) Protocol: Principles, Architecture, and Applications

Author | Confused Zhen Produced by | Automotive Electronics and Software #01Introduction to Serial Peripheral Interface (SPI) Protocol SPI is a multi-master or master-slave, four-wire, full-duplex synchronous serial communication protocol, which means that data can be sent and received simultaneously.SPI was developed by Motorola as a protocol for synchronous serial communication, allowing full-duplex communication between … Read more

Introduction to the Computer Application Program at Linqing Industrial School

Introduction to the Computer Application Program Mechatronics Technology Program Overview Our school’s computer program is one of the earliest established majors, offering courses in Flash animation, AE film post-production effects, digital film editing, network technology, computer assembly and maintenance, Photoshop graphic design, C programming, network design, web design and production, and commonly used computer software. … Read more