It's Dragon Boat Festival again in a blink of an eye. Happy Dragon Boat Festival to all my friends. ~ We will have a holiday tomorrow. Have you eaten zongzi and watched dragon boat races? There is a d...
[align=left]2019 is the year of 5G connectivity, or at least the year that carriers start rolling out the new wireless standard. AT&T, Verizon, and Sprint all expect 5G to start shipping in the first ...
[font=宋体]Hello everyone: [/font] [font=宋体] I recently encountered a problem. I have a solenoid valve controlled by DC 24V, which is used to control the on and off of gas. After using it for a while, i...
LCD screen used MCU Pins The LCD's COM1-COM4 correspond to the MCU's LCD_COM0-LCD_COM3 respectively. By default, LSI (internal low-speed clock) is turned on and is generally not operated. If it...[Details]
Can industrial frequency motors be used with variable frequency?
Industrial frequency motors can be used for frequency conversion through frequency converters to achieve speed control. Frequen...[Details]
If you find that the sound quality of your homemade speakers is still lacking, you can test and adjust them from the following aspects:
1. Check whether the box is leaking
If the b...[Details]
Xiaomi 10S was officially released on March 10, and DXOMARK announced the audio scores of the phone, with an audio playback score of 80, an audio recording score of 80, and an overall score of 80, su...[Details]
Material You is a dynamic theme system introduced by Google in Android 12, which helps apps dynamically color according to the user's wallpaper. Samsung recently released One UI 4.0 beta 2, bri...[Details]
Biochemical analyzer is an instrument used to quantitatively detect and analyze various biochemical components in human body fluids such as blood and urine. It can test liver function, kidney function...[Details]
There are all kinds of interesting world records in the history of automobiles. Although these records do not have much practical use, they all represent the development process of automobiles. When ...[Details]
On Wednesday local time, AMD announced a $4 billion stock repurchase plan, its first repurchase since 2001. AMD CEO Lisa Su said in an interview with Bloomberg that we are in a very competitive marke...[Details]
On the morning of November 16, the first benchmark test of Apple's self-developed chip M1 appeared on the Geekbench website, with a score exceeding Intel's i9. Today, new results for the M1 chip...[Details]
----Composition of the vehicle circuit----
The structure of vehicle circuits generally includes power supply circuits, starting circuits, ignition circuits, lighting and light signal device ci...[Details]
On April 2, according to the Economic Daily, TSMC's Arizona factory is in a "sprint" state and plans to conduct trial production of the first production line in mid-April. If all goes well, the pro...[Details]
Abstract:
This paper introduces a design of a multi-node home security system with AT89S52 microcontroller as the control core, which transmits information through DTMF public telephone network a...[Details]
Each PORT can only output 40mA of current. AVR IO can absorb 40mA of current.
Regarding the maximum allowable current value, the latest English version of the mega16 data sheet states that each ...[Details]
If the engine is likened to the "heart" of a car, then the "brain" of the car should be the ECU. What is ECU? How does ECU work? This article explains in detail.
What is ECU? ECU has two...[Details]
On November 3, the reporter learned from Panzhihua Urban Construction and Transportation (Group) Co., Ltd. that Panxi Financial Leasing (Shanghai) Co., Ltd. (hereinafter referred to as Rongzuo Company...[Details]
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