[i=s]This post was last edited by w494143467 on 2021-5-13 16:17[/i]Let me talk about the situation first. My current company is 966, and I basically don't work overtime. Sometimes I have to work overt...
[i=s]This post was last edited by alan000345 on 2019-9-29 07:41[/i]The role of small base stations increases with the increase of "G". It is said that with the release of the 5G NSA standard and the "...
Sensitivity?
Sensitivity refers to the sensitivity of the device to the gas being measured. The sensitivity is usually expressed by the ratio of the resistance of the gas sensor in a certain concentra...
[align=left][color=rgb(85, 85, 85)][font="][size=4] Multicore DSP implementations require intelligent power management given the plethora of voltage and current requirements for the core, memory, I/O,...
[i=s]This post was last edited by Tongxin Laosou on 2018-11-19 12:31[/i] I disassembled and repaired the driving circuit of a microscope halogen light source. Although I have drawn a sketch, I don't u...
Activities currently being applied for1. Xingkong Board Python Programming Learning Control Panel ( Newly Launched )
The Xingkong board adopts a microcomputer architecture, integrating LCD color scree...
Nexperia, a high-volume production expert in the production of basic semiconductor components, announced the first use of a P-channel MOSFET series in the highly robust and space-efficient LFPAK56 (P...[Details]
1. Multimeter Classification 1. Commonly used multimeters are of two types: pointer type and digital type: Pointer multimeter is a multifunctional measuring instrument with mechanical meter head as t...[Details]
System functions Use 74LS164 to expand the AVR's serial port output to parallel port output. hardware design AVR main control circuit schematic diagram Schematic diagram of the control circu...[Details]
As the trade friction between China and the United States has eased, Tsinghua Unigroup recently announced the establishment of a DRAM group, which has focused the market's attention on the layout of ...[Details]
The simplest, most practical and human-machine interface "universal template program". Although the program framework shared is not so advanced, it is enough to make programs according to this idea...[Details]
How Spectrum Analyzers Work Currently, signal analysis is mainly carried out from three aspects: time domain, frequency domain and modulation domain. The spectrum analyzer analyzes the frequency doma...[Details]
In his latest tweet, the well-known domestic digital blogger @i冰宇宙 shared a protective case allegedly for the Galaxy Z Flip 4. It shows a larger external screen cutout and a narrower hinge mecha...[Details]
Design a temperature measurement and liquid level automatic control system. The water level and water temperature can be set manually within a certain range. When the liquid level is lower than the s...[Details]
In the past, people used to use multimeters to test power supplies, which was very troublesome if there were many test parameters. Now, oscilloscopes are used. Oscilloscopes are one of the most commo...[Details]
The timing diagram of read ID found in the nand flash chip manual is as follows. Let's analyze this timing diagram. Generally, we first operate the chip select, which means selecting the chip. Throu...[Details]
Introduction: The previous lecture introduced the principle of connecting a microcontroller to an external keyboard and gave an application example. This lecture will introduce the microcontroller dy...[Details]
After the release of PCIe 5.0 Base Specification v1.0 in mid-2019, Synopsys released the world's first IP supporting PCIe 5.0 Base Specification v1.0 and demonstrated the environment for verifying tr...[Details]
CV measurement is the main method for determining the characteristics of MOS devices, and it is widely used in the research of semiconductor materials. Deleterious frequency dispersion is often obser...[Details]
Gas Roots flowmeter is an instrument for accurately measuring gas flow. It is based on the volumetric measurement principle and is used to accurately measure the total amount of gas flowing through a ...[Details]
Fiber Amplifier/EDFA, Principle and Classification of Fiber Amplifier/EDFA
Fiber Amplifier Classification
There are three main types of optical amplifiers:
(1) Semiconductor Optical Amplifier (...[Details]