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In the circuit below, Q2 at the back is a switch tube. It is easy to see that it controls the opening and closing of Vin. The control signal from P2.6 goes to R3, and giving high or low levels can con...
[i=s]This post was last edited by tjCFeng on 2021-3-23 13:38[/i]Winter has gone and spring has arrived. After the New Year, Pico is finally here. This is my first time applying for a development board...
It’s a romantic dinner at home. You light some candles to . . . you know . . . set the mood. You’ve placed them strategically around the room for optimal sensory bliss—the mantel, the shelf, the windo...
A new, independent power management component was introduced in Windows CE .NET 4.0 . This power manager replaces many of the functions previously performed by GWES . The power manager defines a serie...
The biggest advantage of the clamp ammeter is that it can measure current without power failure. Clamp ammeters are mainly divided into two categories: pointer type and digital type. Clamp ammeters c...[Details]
OFweek Cup 2022 China
Robot
Industry Annual Awards (abbreviated as OFweek Robot Awards 2022) is jointly organized by OFweek, China's high-tech industry portal, and its authoritative robot p...[Details]
Some time ago, there were endless reports about the RTX 40 series graphics cards, many of which said that this generation paid a relatively high power consumption price in order to double the perform...[Details]
Now many of my friends are working in industrial control, and a lot of controls are done with PLC. The current industrial environment has many problems. For example, the factory is not big and is f...[Details]
A check of iPhone pre-order shipping dates on Friday showed that the iPhone 12 Pro models appear to be Apple's most popular models, according to Loup Ventures. In a brief note published on Friday, ...[Details]
In addition to display, another very important development direction of the car cockpit system is the development of the in-car monitoring system. This is quite complicated, so I will write something...[Details]
Asus may be preparing for its upcoming 2022 flagship. According to the screenshots exposed by equal leaks, the appearance of Asus Zenfone 9 appeared on the function settings page. As you ca...[Details]
1 Overview
DS1820 is a single-line digital temperature sensor produced by DALLAS, USA. It has the advantages of miniaturization, low power consumption, high performance, strong anti-interferen...[Details]
On June 8, blogger @数码闲聊站 revealed that Xiaomi will launch an iterative version of Xiaomi 12 Pro in the second half of this year. There will be two versions, one equipped with the Snapdragon 8+ ...[Details]
STM32 external counter ETR calculates frequency, measures 100K frequency, uses timer 2 for 250ms, and timer 3PD2 (TIM3_ETR) counts, and the calculation formula is f=n*t; void Tim3_Configuration(void)...[Details]
The frequency converter is an electric energy control device that uses the on-off function of power semiconductor devices to convert industrial frequency power into another frequency. With the rapid ...[Details]
Nowadays, the US stock market has suffered a heavy blow, the Dow Jones Industrial Average has plummeted, and the largest single-day decline in the US stock market this year has repeatedly surprised p...[Details]
On February 7, State Grid Corporation of China issued the first tender and procurement announcement for substation equipment in 2020 for power transmission and transformation projects. On the morni...[Details]
On April 1, information from the National Intellectual Property Administration showed that Vivo Mobile Communications Co., Ltd. (vivo) disclosed patents for autonomous driving methods, vehicle-mounte...[Details]
According to foreign media reports, Ferrari used smart glass technology from Israeli company Gauzy for the first time in its first SUV design.
(Image source: Gauzy)
Gauz...[Details]
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