[i=s]This post was last edited by Tiantian1 on 2021-11-17 15:08[/i]This is someone else's circuit diagram. I don't understand the upper right corner. VIN inputs 12V. I don't know what the circuit comp...
[i=s]This post was last edited by RCSN on 2021-12-25 08:49[/i]In the previous post, Playing with AT32F437 (4) --- Using SPI transmission as an example to explore the internal flash performance , the a...
GND is the abbreviation of the ground terminal of the wire. It represents the ground wire or the zero wire. GND (Ground) on the circuit diagram and the circuit board represents the ground wire or the ...
As shown in the figure, the 10khz peripheral circuit has a duty cycle of about 0.15. How to reduce its duty cycle? Attached is its data sheet: https://wenku.baidu.com/view/d5edb5bd05a1b0717fd5360cba1a...
The hardware guy in our company drew a board and wanted to modify it by adding a wire, but the guy resigned.My boss asked me to do it. I added a wire directly to the PCB without going through the sche...
ElectroCraft Expands AxialPower Linear Actuator Family with NEMA23
ElectroCraft, a global supplier of low-power motor and motion solutions, has launched a new product, NEMA23, expandin...[Details]
Jiwei.com News (Text/Ye Zi), since the announcement of OPPO's new product series Reno, OPPO Vice President Shen Yiren's Weibo has been leaking information every day, bringing a lot of information abo...[Details]
The key issue of LED street light decay lies in temperature, but LED street lights usually fail in this link. Since the luminous power of LED street lights is greater than that of household lamps,...[Details]
Sammobile reports that Samsung will start mass production of 5nm Exynos chips from August. According to information provided by industry insiders who spoke to the Korean ZDNet website, Samsung has co...[Details]
The content of this article mainly focuses on the connotation, function, scale, perspective and data source of autonomous driving vehicle testing scenarios.
01. Scenario elements and sce...[Details]
Abstract: This article introduces the features and functions of the CYPRESS2131 USB controller chip in detail, and conducts a detailed analysis of its application in image acquisition. The text ...[Details]
(Image source: InventHelp) According to foreign media reports, an inventor in Lewisville, Texas, has invented a safety system called "BABY RING A GING" to prevent unattended babies and toddlers ...[Details]
1. Lifespan: 100,000 hours
Technical data provided by LED material manufacturers show that the life of LED light sources is 100,000 hours under ideal conditions. Ideal conditions refer to the t...[Details]
When we hear the word "printing" in the electronics field, it is natural to first think of the rigid resin printed circuit boards that have been the basis of electronic design for decades. However, n...[Details]
Recently, an announcement with the official seal of Canon Zhuhai Co., Ltd. circulated online, stating that it had decided to "terminate the company's production." Zhuhai High-tech Zone confirmed to m...[Details]
Not long ago, Huawei's first foldable screen mobile phone became the focus of heated discussion as soon as it was released. How can a square, hard, and untwistable screen be folded? In fact, the fold...[Details]
At the International Solid-State Circuits Conference (ISSCC) on February 16, 2021, imec demonstrated the first IEEE 802.15.4z impulse radio ultra-wideband (IR-UWB) transmitter chip, which can better ...[Details]
Apple's official website has updated the iPhone user manual, confirming that the compass in iOS 15.1 no longer displays coordinates, altitude and other information. The description before the updat...[Details]
Working principle of the circuit: 220 V mains electricity is supplied to the whole circuit after being stepped down by transformer T, bridge rectified by VD2-VD5, and filtered by C2. After switch...[Details]
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