[Preface] The previous nucleic acid registration was based on Excel. This time we plan to use MySQL for data access, so we plan to install MySQL today.
1. Download the MySQL installation package from:...
A circuit protection company in Dongguan (foreign capital)job description:Collaborate with PE, RD and Marcom to launch new products to the marketCoordinate with PE to release new part numbers in SAPLa...
I would like to ask you a question. The five outputs of the DC power supply in the picture above are + - ground + -. To power the circuit board in the picture, it is marked with 12v and GND, but I mea...
I recently used SHT75 and found a problem:
As long as the wire is extended, the reading will be wrong.
Remove the extended wire and you can measure normally.
The wiring is only 20cm long. After wiring...
[indent][align=left]Speaking of the difficulties of switching power supplies, PCB layout is not a big problem, but it is definitely one of the difficulties of switching power supplies if you want to l...
introduction
In today's society, telephone network alarms are widely used for their quick and effective advantages. The universal serial bus (USB), which has gradually become the mainstream inter...[Details]
The following takes stm8s103 as an example to introduce the interrupt settings in ST Visual Develop and IAR environments; the two environments are just different, but the interrupt vectors will not c...[Details]
On October 18, blogger @数码闲聊站 revealed that MIUI 13 has significant changes. Many system interfaces have new UX, and the test base still has Android 11 and Android 12 versions. It is expected t...[Details]
On March 15, under the leadership of the Power Dispatching and Control Center of State Grid Xinjiang Electric Power Co., Ltd., State Grid Xinjiang Electric Power Research Institute, together with Chin...[Details]
When visiting power supply customers, we often encounter such a phenomenon: the test results of oscilloscopes of different brands when testing high voltage are very different. In one comparative test,...[Details]
According to foreign media reports, Tesla plans to promote a new radical battery design at the "Powertrain and Battery Day" to be held in the second quarter of this year. According to reliable sour...[Details]
On November 26, the power supply service command center of State Grid Suzhou Power Supply Company (hereinafter referred to as "Suzhou Power Supply Company") issued an early warning message on the l...[Details]
On November 8, the Lishui ultra-high purity tantalum project for ultra-large-scale integrated circuit manufacturing was officially put into production. It is reported that last year, Lishui Economi...[Details]
The OFweek Cup 2023 China Robot Industry Annual Awards (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative
robot
...[Details]
3D printing
This word is being known and applied by more and more people, and the entire industry is bursting with vitality and thriving.
Looking at the development history of my country...[Details]
LG has launched a new gaming monitor under its UltraGear series. The UltraGear was announced at CES 2020 alongside the UltraWide and UltraFine Ergo monitors, and the device has the model number “34GP...[Details]
Digital frequency modulation is also called frequency shift keying, or FSK for short. It is a modulation method in which the carrier frequency changes with the digital signal. It is a digital modu...[Details]
Agilent InfiniiVision Series oscilloscopes offer integrated FlexRay serial bus triggering, hardware decoding, eye diagram mask testing, and the most extensive FlexRay physical layer compliance test s...[Details]
China Energy Storage Network:
Foreign power capacity margin guarantee mechanism and its enlightenment
Tian Shijun Zhang Fan Ma Li
(State Grid Energy Research Institute Co., Ltd....[Details]
When buying transformers in daily life, you may have some questions, what is the role of control transformers? Nowadays, industrial enterprises usually use electricity as energy, and electricity is...[Details]
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