A3961WVA-22P-V0-BK-C2096D437

In our daily work, sometimes we need to test the inductance, capacitance and frequency of small signals. For convenience, today I will introduce to you a magic tool that uses the microcontroller STC8...[Details]

With the rapid development of digital technology and integrated circuits, digital storage oscilloscopes are increasingly used in scientific research and production with their powerful testing capab...[Details]

Let’s first answer a previous question: If the pin is not configured as an output and a high level is written, what will happen if an LED is connected? The experimental result is that the LED light...[Details]

In this article, you'll learn how OLED technology works, what types of OLEDs there are, the advantages and disadvantages of OLED compared to other light-emitting technologies, and some of the probl...[Details]

The resistivity of a conductor is measured by forcing a current through the sample through one pair of leads and measuring the voltage drop through the sample with another pair of leads to determine t...[Details]

With the improvement of people's consumption power and modern industrial technology, the hair dryer market has entered a stage of development of green, energy-saving, efficient and multifunctional ...[Details]

Button status LED display #include reg52.h #define uchar unsigned char #define uint unsigned int sbit LED1 = P0^0;  sbit LED2 = P0^1; sbit LED3 = P0^2; sbit LED4 = P0^3; sbit K1 = P1^0; sbit K2 = P1...[Details]

Leading Chinese PV inverter manufacturer Huawei said it is supplying string inverters to a 75MW fully digital utility-scale solar project in Brazil, which it claims is the first of its kind in the cou...[Details]

Technical terms: laser diode, direct diode laser, diode bar, beam quality, 3D printed copper, light absorption, back reflection   IDTechEx Research predicts in its report "Laser Diodes and Direct D...[Details]

introduction There are basically three IDEs for bare metal ARM program development: MDK or Keil, IAR, and ADS. ADS has stopped updating and is not recommended. I won't go into details about them here...[Details]

As a 100% domestically produced chip instruction set, Loongson's Dragon architecture is not only its own hardware system, but also accelerating ecological development in OS systems. Recently, the Dra...[Details]

If the oscilloscope cannot detect the signal, you can judge whether there is a fault based on the following points: When you use an oscilloscope and suddenly find that the oscilloscope cannot measure...[Details]

In the historic year of 2020, Arm is also undergoing its biggest test in history.   It can be said that Arm has had a bad year: the power-grabbing farce between Arm headquarters and Arm China has not...[Details]

      The previous chapter mentioned the research on the stack of stm32. In fact, when I was looking up information, I saw a great guy mentioned that the stack pointer can be obtained. Because general...[Details]

Compact PCI (cPCI) power supplies have been widely recognized for their applications in the computer, industrial and telecommunications fields. To optimize system applications, a cPCI power supply use...[Details]