Shenzhen Changjiang Connector Co., Ltd. is a world-leading professional connector manufacturer with 20 years of experience. Its products mainly include wire-to-board connectors, board-to-board connectors, wire-to-wire connectors, wire harness processing and connector design, mold development and manufacturing. It is compatible with international brand connectors from Europe, the United States, Japan, South Korea and other countries.
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[p=30, null, left][color=rgb(34, 34, 34)][font="][size=4]1. Introduction DC_DC module power supplies are increasingly used in communications, industrial automation, power control, rail transit, mining...
Dear senior experts, I would like to discuss the following two questions with you. 1. Performance management of R&D. There are many problems in the current unit. It is found that many companies are ju...
This experiment uses the serial port UART0 inside CH549 and uses timer T2 to generate the baud rate. The data is sent to the PC through the Qinheng USB to serial port module and displayed using the se...
Verilog HDL digital integrated circuit design principles and applications : https://training.eeworld.com.cn/course/5753Verilog HDL Digital Integrated Circuit Design Principles and Applications Cai Jue...
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CAN is a widely used communication bus between automotive ECUs. There are some basic problems related to its application, such as
It's a bus, why not connect them all together, why...[Details]
---Designing a low-noise 12-bit or 10-bit analog-to-digital converter (ADC) circuit board may seem easy, but the premise is to understand and follow some basic low-noise design concepts and techniq...[Details]
Currently, mobile wireless technology is transitioning to 4G LTE, and LTE networks have been commercially available in many countries and regions. According to a study by iSuppli, global shipments of...[Details]
A control program for anti-theft doors, using wireless remote control to open the door, and stepper motors to execute actions. ;Revised on November 22, 2009, using AT89C2051 single-chip microcomputer...[Details]
On August 27, Laibao Hi-Tech released its semi-annual report. The company's operating income in the first half of 2021 was approximately 3.759 billion yuan, an increase of 35.91% year-on-year, mainly...[Details]
It’s been a few years since Apple last updated the iPod touch, and reports suggest the company may soon launch a new version of the device. The report comes from Steve Moser of MacRumors, who cites ...[Details]
Frequency domain measurements of RF power are the most basic measurements made with spectrum and vector signal analyzers. Such systems must comply with the limits set by the relevant standards for po...[Details]
On January 1, 2021, the Nanjing Municipal Party Committee issued the No. 1 document, "Several Policy Measures on Comprehensively Building an Innovative City in the New Development Stage" (hereinafter...[Details]
Let's introduce the problem first: When I was doing bootloading, I found that the UBC option bytes were very different from those in the manual. I don't know if it was a manual error or a setting prob...[Details]
MS8311 is a high-precision, low-noise, single-channel rail-to-rail input and output wide bandwidth operational amplifier, and is powered by a single power supply. The operating temperature range of...[Details]
When design engineers select microcontrollers for low-power applications , chip vendor data sheets provide limited help. The data sheets do not provide industry-standard power consumption evaluatio...[Details]
0 Introduction
In electrical measurement and control systems, it is often necessary to collect various analog signals and digital signals and process them accordingly. In general, ordinary MCUs (suc...[Details]
Differential pair detection method
The differential pair is a semiconductor device that packages two transistors with the same performance into one. It can form a differential amplifier with exce...[Details]
September 2024 Pure electric/battery-swap heavy trucks
Battery loading status
According to the latest terminal sales data and new car announcement data stati...[Details]