Project description: 1. Using chip HT82M99E 2. Purpose: simulate keyboard, upload small amount of data to PC. 3. All products have the same VID and PID. Problem description: 1. Assume there are two HI...
Disclaimer: All the documents shown in front of you are not written by my own wisdom, but just forwarded. However, all the documents are not written by professionals of the same level. What you need i...
Under VXWORKS, I started a task to upload a file to the NFS server. The file size is about 4M. After the file is uploaded, PEND+T is triggered, and the ERRNO is 3000002, which means errno = 0x300002: ...
[size=4][color=#000000] This may be helpful for entry-level DSP developers. This article focuses on the comparison between fixed-point DSP and floating-point DSP, and mainly analyzes from three aspect...
Built-in UV meter and alarm -- A new bikini launched by a Canadian company has brought it into the electronic age. The product has a built-in chip that can remind female swimmers of the appropriate ...
EtherCAT (Ethernet for Control Automation Technology) is a real-time industrial fieldbus communication protocol based on an Ethernet-based development framework. EtherCAT is one of the fastest indu...[Details]
1. Project Overview
1.1 Introduction
Currently, most music files are saved in MP3 format, a lossy audio compression format that cannot perfectly reproduce the original music. With the exp...[Details]
Ever since the Tesla fire incident, electric cars, already known for their poor reputation, have been subjected to even more scathing criticism. Despite this, many people are still willing to buy t...[Details]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
A tubular motor is an electric motor that is typically used to control the movement of machines and equipment. Tubular motors are generally divided into two categories: linear tubular motors and ro...[Details]
A scale, a large, ground-mounted scale, is typically used to measure the tonnage of truck cargo. It's the primary weighing device used in factories, mines, and businesses for bulk cargo measurement...[Details]
Puttshack's Trackaball uses the Nordic nRF54L15 system-on-chip (SoC) to monitor sensors and enable Bluetooth low energy connectivity, while the nPM2100 power management integrated circuit (PMIC) ...[Details]
introduction
The OMAP-L138 dual-core processor is a new generation of low-power single-chip systems (SoCs) from TI. It is widely used in communications, industrial, medical diagnostic, and aud...[Details]
On August 20, it was reported that the specifications of Intel's upcoming Panther Lake mobile processor appeared on the Intel GFX CI website, which mainly focuses on Intel's open source Linux drive...[Details]
0 Introduction
Portable terminals integrate a computer and display screen into a single device. Due to limited space in portable devices, previous designs often used a single-chip microcompute...[Details]
In microwave amplification circuits, the power chip is the core of the entire circuit. A large number of semiconductor devices in the chip will generate a lot of heat when working. If the heat diss...[Details]
In July 2025, stimulated by the "old for new" policy, China's new energy vehicle penetration rate reached a historic 50% mark. While industry experts like Cui Dongshu celebrated the market's perfor...[Details]
New energy electric vehicles are energy-saving, environmentally friendly, have low operating costs, and enjoy strong support from national policies. With the growth in sales of new energy electric ...[Details]
BMW has launched a new intelligent electronic and electrical architecture, which officials say is the world's first architecture that can be applied to all power types and all vehicle levels.
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