[p=null, 2, left][font="][size=4][color=#000000]Recently, the Ministry of Industry and Information Technology issued the "Key Points for Standardization of New Energy Vehicles in 2019" (hereinafter re...
On July 15 and July 20, two chains started to cause trouble in Chengdu. . . . The first few days were fine. I watched other urban areas and communities being sealed off and controlled. Yesterday, the ...
This is a very simple application launcher written in CircuitPython, it was inspired by the PyPortal Titano launcher.[hide]https://github.com/beboxos/circuitpython/tree/main/ATMegaZero%20S2/BootMenu[/...
In Figure 8.1.16 of Tongshi Bai Model Electronics, 4th edition, P413, R is the total loss, but where is the load RL? Wasn't there a load RL on the N3 coil originally?...
[align=left]:pleased:An engineer who can't complain dies in depression (allow the editor to be naughty, 2333), and an engineer who can only complain slowly becomes obsolete. Growing together through c...
LumiCube is the ultimate Raspberry Pi kit, perfect for beginners and hobbyists. It uses the Raspberry Pi as its core, with sensors, speakers, and the ability to create beautiful creations all in a 10c...
Spirent Communications, a global leader in network, device and service testing, today announced that Spirent Test Center supports OpenFlow 1.3. With this latest release, Spirent Communications conti...[Details]
1. Definition of power factor In order to characterize the utilization rate of AC power supply, the term power factor PF (Power Factor) is introduced in electrical engineering, which is defined as ...[Details]
Indian tech blog MySmartPrice has obtained 3D renders of what it says are standard iPhone 13 models, showing a familiar design but with some notable changes, including a smaller notch and a new diago...[Details]
Imagine if your laptop or mobile phone, which is out of power, could be fully charged in 1 minute, and your electric car could be fully charged in 10 minutes. Researchers at the University of Color...[Details]
The 21 special function registers (26 in the 52 series) are discontinuously distributed in the 128-byte SFR storage space, and the address space is 80H-FFH. In this SFR space, there is a 128-bit addr...[Details]
As more and more chip-related companies announce price increases, the price increase pattern of the chip industry chain has gradually become clear. The price increases are no longer concentrated in c...[Details]
Akamai Technologies, Inc. (Akamai) (NASDAQ: AKAM), the intelligent edge platform for secure digital experiences, today announced that it has been recognized as a "Leader" in "The Forrester Wave™: Zer...[Details]
There are many types of energy-saving lamps on the market, and LED energy-saving lamps are the most advanced and environmentally friendly. Data shows that LED energy-saving lamps save 80% more ele...[Details]
The latest research report released by Strategy Analytics' Mobile Component Technologies research service, "Smartphone Memory Market Share Q4 2019: Samsung Dominates NAND Flash and DRAM Markets with ...[Details]
Handheld ultrasonic flowmeter and portable ultrasonic flowmeter
Handheld ultrasonic flowmeter and portable ultrasonic flowmeter are directly attached to or installed on the outer wall of the...[Details]
"Rollable", can be easily installed on irregular roofs or outside vehicles; "Lightweight", the stainless steel substrate is only 0.127 mm thick, very thin and light; "Low installation cost", Xunli ...[Details]
Materials List:
An old mouse (if everyone can find this, it won’t count as money!)
STC89C52 minimum system board (15 yuan)
PL2303 USB to TTL small board (12 yuan)
Dupont wire (included!)
2 90...[Details]
According to foreign media reports, in late March, the US Patent and Trademark Office published a patent application related to Apple's Project Titan. It is reported that the patent describes a syste...[Details]
On October 25, according to the Global Times, after the US Department of Defense once again included Chinese lidar manufacturer Hesai Technology on the "CMC List", Hesai Technology said it would su...[Details]