AD21 I changed the * key for drilling holes during wiring to 4. There is no conflict with other shortcut keys, but it does not work after the modification. When I press 4 during wiring, the hole will ...
[i=s]This post was last edited by jinglixixi on 2021-9-25 10:12[/i]On the ESP32-Audio-Kit audio development board, the most basic peripherals are LED and KEY, and their schematic diagram is shown in F...
The battery is DC3.0V after LDO, and a 0805 10Uf capacitor is output. Why does it slowly rise from 0V to 3V when tested with an oscilloscope? What's the reason? Is it because the probe capacitance is ...
With the rapid development of communication technology, the communication industry is about to enter the 5G era. Data transmission will be more intensive, and the amount of data exchange will become l...
When measuring the on/off status of the diode, I went to measure whether the ATX power supply 13009 was short-circuited, but I forgot to dial the 220V power supply, and the multimeter exploded directl...
1. Introduction: How long has it been since you watched TV? How long has it been since you turned on the traditional TV in your home? When asked this question, I am often at a loss for words and do...[Details]
On January 13, Webasto's new factory and power battery system R&D center in Jiaxing, Zhejiang were officially completed. It is understood that the Jiaxing factory in Zhejiang is Webasto's 11th factor...[Details]
Zoss Automotive Research recently released the "2019-2020 Automotive Domain Controller Industry Research Report". As the number of on-board sensors increases, the one-to-one correspondence between se...[Details]
In the past month since the New Year, I have been busy with things like boot files, SDRam initialization, Nor Flash initialization, and running programs in SDRAM.
Today I will record what I learned...[Details]
Introduction The control technology of two-wheeled self-balancing smart car has a wide range of applications in many fields such as aviation, navigation, security, etc. Various types of inclinat...[Details]
On April 9, at the CATL Energy Storage New Product Launch Conference held today, CATL released the Tianheng standard 20-foot containerized energy storage system. According to Xu Jinmei, CTO of CATL...[Details]
An international team of researchers has devised a new strategy that could allow solid-state batteries to last longer and charge faster. In a study published in the journal Nature Materials, the re...[Details]
Recently, Qingfeng launched the new DLP light-curing 3D printer Lux 3Li+, which has multiple advantages such as ultra-fast printing, ultra-large format printing, and mass production.
Qingfen...[Details]
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Parker linear actuator OSP series seven drive modes
1. Linear drive OSP-E..BHD series with timing belt and integrated precision ball bearing guide or integrated roller guide
...[Details]
Since the third quarter of last year, electroacoustic device manufacturers have been affected by the problems of material shortage, container shortage and ship detention in the upstream supply chain,...[Details]
Introduction As one of the most promising alternative energy sources, wind power generation has not been affected by the financial crisis and economic recession and is expected to continue to grow a...[Details]
1. arm-none-linux-gnueabi- arm - directory CPU none - compiler manufacturer name, none represents open source compiler linux - the systems supported by the compiled code gnuea...[Details]
Contents The present invention relates to an apparatus and method for measuring flow. More particularly, the present invention relates to an apparatus and method for measuring flow wherein disturbanc...[Details]
1. Introduction In the past 50 years, many flow measurement methods and instruments with new measurement principles have been developed, so the application field has been greatly expanded, entering m...[Details]
It can be said that there are three main features:
(1) Bus structure: The bus structure of the MCS-51 microcontroller is the von Neumann type. The computer fetches instructions and data in the same ...[Details]
PCB Design
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