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.
The principle of phase-locked loop frequency controlPhase-locked loop frequency automatic tracking-------Use the phase-locked loop to ensure that it works at the desired frequency pointHow do you unde...
In the previous article, we introduced the hardware schematic diagram of the AC7801x motor development board. Now let’s complete the construction of the development environment.
First, we come to the ...
[i=s]This post was last edited by QWE4562009 on 2022-1-12 19:20[/i]1. What are the functions of the components in the box? 2. How to select the components in the box?...
This is an i.MX6 development board from two years ago. The i.MX series has good performance and is upgraded quickly. While showing the board, I also hope to be able to exchange other development board...
The HP6750 chip has a lot of peripherals, and there is a lot to play with and explore. The board under review is the HPM6750EVKMini. Since it is a mini, the onboard peripherals must be reduced. Fortun...
In some single-chip microcomputer systems, it is sometimes necessary to use some one-key multi-function technologies. Let me introduce them to you here. Switch SP1 is connected to the P3.7/RD pin. ...[Details]
1. Introduction of LED digital tube LED digital tubes, also known as semiconductor digital tubes, are one of the most commonly used digital display devices that arrange and package several light-em...[Details]
Battery tester, also known as battery tester, is a professional analysis and testing equipment for judging the working capacity of automobile batteries. So how to use a battery tester? The following ...[Details]
OTDR: The full name of OTDR is Optical Time Domain Reflectometer. OTDR is a precise optoelectronic integrated instrument that uses the backscattering caused by Rayleigh scattering and Fresnel reflect...[Details]
The following are the specific steps for porting the Linux 2.6.38 kernel to TQ2440: 1. Modify the Makefile in the root directory ARCH=arm, CROSS-COMPILE=arm-linux- 2. In arch/arm/mach-s3c24...[Details]
August 20, 2023 - Bourns Electronics - Bourns, a world-renowned leading manufacturing supplier of electronic components for power, protection and sensing solutions, will participate in the Indian Ele...[Details]
The power supply of the motherboard has always been the focus of manufacturers and users, and the focus has shifted from the number of power supply phases to MOSFET devices. This is because with th...[Details]
Li-Cycle Holdings Corp., a lithium-ion battery recycling company that will receive strong support from the Biden administration, announced that it will suspend construction of its f...[Details]
I. Introduction
The content of s3c2440 lcd driver analysis includes the principle of LCD image display, the operation of s3c2440 LCD controller, the example of LCD driver using platform bus-de...[Details]
China's chip demand is extremely strong, but China's chip technology has not yet entered the world's first echelon. 95% of high-end special chips, more than 70% of smart terminal chips and the vas...[Details]
Today I saw a method of using 2 I/O ports to detect 6 buttons. It is really domineering. I specially uploaded it to share with everyone. The
schematic diagram is as follows:
Analysis:
F...[Details]
Spreadtrum Communications (hereinafter referred to as "Spreadtrum"), as one of China's leading core chip suppliers for 2G, 3G and 4G wireless communication terminals, today officially announced the ...[Details]
German Bionic Systems (GBS) will exhibit its new powered suit "Cray X" equipped with ultra-flat actuators produced by Nidec Shinpo Corporation (Nidec Shinpo) at the INTERNATIONAL ROBOT EXHIBITION 2...[Details]
Optical microscope image of devices and circuits inside a microchip.
Image source: Nature magazine website
Scientists from King Abdullah University of Science and ...[Details]
There are four types of variable storage: automatic, static, register, and external. We will not introduce the latter two for now, but mainly automatic variables and static variables. Local variables...[Details]
Discrete Device
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