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 ...
Gallium nitride (GaN) field effect transistors (FETs) are rapidly gaining adoption, given their ability to increase efficiency and reduce the size of power supplies. But before investing in this te...[Details]
On November 17, the epitaxial project of Zhejiang Lishui Zhongxin Wafer Semiconductor Technology Co., Ltd. with a total investment of 4 billion yuan officially started. According to the informatio...[Details]
Health is the most important asset. After the epidemic, many of my friends started to plan to buy smart health watches. The question is: how to choose a smart health watch? Some people say to choos...[Details]
Spectrum analyzer is a commonly used analytical instrument, mainly used for detecting radio frequency and microwave signals, and has certain applications in many fields. There are some common problem...[Details]
Apple announced in a press release that it will launch an updated "Find My" app that allows third-party products to find features through the private and secure Apple "Find My" network, which is comp...[Details]
Be respectful but wary of artificial intelligence. "The current autonomous driving is very close to fully autonomous driving. I predict that L4 and L5 fully autonomous driving will be achieved l...[Details]
Xiaomi Group (HKEx code: 1810) released its third-quarter financial report on Tuesday as of September 30, 2021. The financial report showed that Xiaomi's total revenue was 78.063 billion yuan, up 8.2...[Details]
Button Tester 1. Introduction: HBJ button tester can be equipped with NK, HP series push-pull force gauges and special fixtures, which are specially used to measure the fastening force of buttons or ...[Details]
The 37KW motor is equipped with a 37KW inverter, which is a heavy load start. I couldn't start it during the afternoon debugging. Later, I changed the start time from 25 seconds to 16 seconds befor...[Details]
2021 can be said to be the first year of mass production of LiDAR. During this year, many brands such as NIO, Xpeng, Aion, and Great Wall have announced or launched products equipped with LiDAR. In...[Details]
Preface
I've been learning Qt programming under Tiny4412 recently. The first step is to build a cross-development debugging environment. After several attempts, it's basically completed. I'd l...[Details]
On April 10, it was reported that Taiwan's semiconductor industry is booming, and the business of Taiwan's three major companies that support customers' semiconductor design work has benefited, wit...[Details]
International Energy Network/PV Headlines (PV-2005) learned that on January 27, PowerChina announced the winning candidates for the 2024 photovoltaic inverter framework centralized procurement proj...[Details]
In the current small and medium-sized display market, especially in mid-to-high-end mobile terminal consumer display products, AMOLED displays are gradually showing their advantages. It is understood...[Details]
Power technology
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