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In today's fiercely competitive market economy, the manufacturing of refrigerator liners has its own characteristics. Our products will bring you more convenience and greatly improve your productio...[Details]

There are several ways to implement the 2-hour delay function in STM32: 1. Use the delay function You can use the delay function provided by STM32 to implement the delay function. The delay function ...[Details]

Although the Federal Communications Commission (FCC) announced plans to sell 24GHz wireless spectrum for 5G networks well ahead of the March auction, two U.S. senators accused the agency of offering ...[Details]

ATMEGA16 timer/counter The T/C1 timer A/B compare match interrupt and overflow interrupt can realize automatic adjustment of LED brightness. There is nothing to note here, just understand and con...[Details]

Across the ocean, Amazon continues to gain market share with smart home products developed based on its AI voice assistant Alexa. Google has basically integrated all of its AI capabilities into its p...[Details]

introduction LCDs are quickly becoming a standard feature in automobiles. As LCD technology advances, there is a pressing need for better methods of controlling and generating display grap...[Details]

In the previous article, we introduced why we should pay attention to the digital side of digital power supply , but what about the analog side of digital power supply? Is the accuracy on the other si...[Details]

Security and anti-theft have become a social issue. Locks have been the iron generals guarding the door since ancient times. People have high requirements for them. They must be safe and reli...[Details]

If you get a chip and want to use it, you must first know how to connect it. The chip we use is called 89S52. Let's see how to connect it. 1. Power supply: This is of course essential. T...[Details]

As we all know, Samsung is currently in the first echelon of the foldable screen mobile phone market. Samsung recently showed two different possible future forms of foldable screens on its official b...[Details]

In this article, we will explain how two drive systems, square wave drive and sine wave drive, affect the motor torque performance. Drive system and motor torque Compared with squar...[Details]

1. Resistance measurement method Use a multimeter to measure the insulation resistance between the machine housing and the circuit, as shown in Figure 3. When the measured resistance is greater than ...[Details]

Recently, TCL Group recently accepted a survey from Xingquan Fund and other institutions and stated that TCL Huaxing's under-screen camera products are expected to be mass-produced in 2020. In additi...[Details]

In the second half of 2019, the author conducted an in-depth research on the distributed market in a southern province. Judging from the research results, the situation is not optimistic, and can e...[Details]

When discussing the RC spike absorption problem of the secondary-side rectifier diode of Flyback, it is better to use RCD absorption than RC absorption to deal with such spike problems. With RCD abso...[Details]