Hello everyone, I now want to need a DC/DC step-down chip. The input requirement is DC20V 3.25A and the output is DC 3.4V 14A. If there is a constant source, it would be the best. Thank you. If you ha...
Recently, I want to design a three-phase soft start circuit based on a single-chip microcomputer. The basic components required are:
1.IGBT tube
2. Single chip microcomputer
3. Relay
4. Motor
5. LCD d...
[i=s]This post was last edited by shipeng on 2019-5-15 18:48[/i] [size=3]I recently used the USB_OTG_FS of STM32F429 to make a BOOTLOADER that can read files in the USB disk through USB (PA11, PA12) o...
This is the actual object of this review:The first thing I didn’t expect was that it was so small and exquisite, which was completely in line with the temperament of a “reduced” instruction set.The se...
The information is as follows:Overview1.1 Introduction to DTLS encryption
DTLS (Datagram Transport Layer Security) is a datagram transport layer security protocol. It is an extension based on the TLS ...
Summary This article describes a typical asset tracking solution and demonstrates how the MAX3864x nanopower buck converter family leverages its small size and high efficiency to achieve longer bat...[Details]
Recently, the Intellectual Property Development Research Center of the State Intellectual Property Office released the "6G Communication Technology Patent Development Status Report" (hereinafter refe...[Details]
When I first came into contact with the 51 microcontroller, I just followed the included study manual to learn it myself and took notes. 1. Light up the LED LED is a light-emitting diode, which has...[Details]
The new colors for the HomePod mini could be available to order in early November, with one industry insider claiming orders could start in the first week of the month. Apple's Unleashed event to...[Details]
This article introduces a circuit that clamps the input voltage to the required maximum voltage while still maintaining high current delivery capability and minimizing losses during periods without...[Details]
PWM Pulse Width Modulation is a good way to regulate the speed of a DC motor. This article describes two driver circuits that use a 24V supply (acceptable input range is 15V-30V) and a maximum curr...[Details]
From the analysis of a large amount of test data, we know that some motors are particularly sensitive to voltage, that is, when the voltage is slightly uneven, the unevenness of the current is very...[Details]
Synaptics today released a new beta version of DisplayLink Manager for macOS that supports the long-awaited external screen rotation on M1 Macs. A company representative said that if the beta test is...[Details]
According to foreign media reports, based on its modem-to-antenna solutions, Qualcomm Technologies announced the launch of Qualcomm® ultraBAW RF filter technology for the 7 GHz frequency band to supp...[Details]
The 2022 CES has come to an end. Although it was shortened to 3 days due to the epidemic, the absolute protagonist of this exhibition, the automotive industry, still intensively released a large numb...[Details]
On April 22, the Shanghai Intellectual Property Court released the "White Paper on the Status of Judicial Protection of Intellectual Property Rights in 2020" (hereinafter referred to as the "White Pa...[Details]
According to the official announcement of Samsung GALAXY, the online launch conference of the Samsung Galaxy S22 series in China will be held today. Samsung said that it invites you to join it ...[Details]
Network analyzers are the main instruments for testing and debugging RF components. With the rapid development of radio communication equipment, the demand for RF devices has also increased dramatica...[Details]
On September 5, Wuhan Weilai Energy Co., Ltd. ("Weilai Energy") and Dongfeng Motor Group Co., Ltd. Mengshi Automobile Technology Co., Ltd. ("Dongfeng Mengshi") officially reached a charging service...[Details]
Intel recently announced that it has received the Amazon Web Services (AWS) High Performance Computing Capability Certification. This honor confirms Intel's years of experience in leveraging AWS's el...[Details]
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