The second-order voltage-controlled low-pass filter circuit is shown in the figure. R1, C1 and R2, C2 respectively form two first-order low-pass filters, but C1 is connected to the output end to intro...
In the current rapidly developing third-generation wireless communication systems, highly complex modulation systems are required to achieve higher transmission rates, which brings new challenges to e...
[i=s] This post was last edited by Clone Master on 2018-11-8 20:13 [/i] Let's take a look at the esp8266-12f control schematic diagramLet's upload the tools used first: Android version of the mobile n...
In today's electronics industry, technology is developing rapidly and the market is changing rapidly. Testing assets play a vital role in the electronics industry and are the cornerstone for companies...
In daily work, people often ask what is the difference between serial port LCD and parallel port LCD? Let's take a look at these aspects:Internal structure:The parallel port LCD module is mainly compo...
Function and characteristicsOn PCBs, nickel is used as a substrate coating for precious metals and base metals. At the same time, for some single-sided printed circuit boards, nickel is also often use...
PART. 01
The first time I came into contact with PLC was when I added a rotating shaft function to a two-color injection molding machine at Haitian Company. This function was not available on ...[Details]
1 Introduction The FLASH program memory and data EEPROM inside STM8S are controlled by a set of general registers; so we can use these general registers to program or erase the memory contents, s...[Details]
Recently, Tianma Microelectronics pointed out in its July investor relations event that the company's automotive display business has covered major domestic and foreign first-tier automotive supplier...[Details]
Introduction: US battery startup Solid Power has received up to $12.5 million in funding to develop nickel-free and cobalt-free solid-state batteries. In addition, the company has also released batte...[Details]
On January 6, Li Yang Chip issued an announcement stating that it plans to issue A-shares to specific objects to raise a total amount of no more than 1.355 billion yuan. The actual funds raised will ...[Details]
Display There are two screens in the development board kit, the big one is LCD (liquid crystal display) and the small one is OLED (organic light emitting diode). Contrary to what you might think, the...[Details]
Researchers at the Georgia Institute of Technology have used zinc oxide nanowires to significantly improve the efficiency of gallium nitride LEDs in converting electrical current into ultraviolet l...[Details]
First look at the picture as follows: This is the startup process of arm.
First, let's describe the hardware before startup, so that it will be much easier to analyze star...[Details]
Friends who read this article must have some interest in PIC microcontrollers, or have some use needs for PIC microcontrollers. In the previous article, the editor has explained part of the assembly ...[Details]
1 Introduction
In the field of electronic measurement, dynamic signal analyzers are called "RF multimeters" in the frequency domain, which shows their importance and wide application. Dyna...[Details]
The objects of automatic control are varied and of various types, requiring the controller to be modular, standardized, and flexibly configured; in the era of commodity economy, the development c...[Details]
The Origin of the Oscilloscope Nobel Prize winner, German physicist KF Braun (Figure 1) invented the CRT oscilloscope in 1897 out of curiosity about physical phenomena. He applied an oscillating sign...[Details]
Jiwei.com reported that the well-known technology manufacturer ANKER held a hardware product launch conference in New York, USA on October 25, 2018, in which a new charger product "ANKER PowerPort At...[Details]
Features
POE technology can ensure the safety of existing structured cabling while ensuring the normal operation of the existing network and minimizing costs. The IEEE 802.3af standard is ...[Details]
A soft starter is a device used for starting and running control of motors. It controls the starting current and voltage of the motor to achieve smooth starting and soft stopping of the motor, redu...[Details]
Analogue and Mixed Signal
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