[align=left][color=rgb(51, 51, 51)][font=-apple-system-font, BlinkMacSystemFont, "][size=17px]In the design of PCB boards, as the frequency increases rapidly, many interferences will appear that are d...
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[;)][:O][:D] I really admire Li Bai, who knew how to curse the Japanese in the Tang Dynasty (see the first and last words of each sentence) At dusk, the blue mountains are small, and there is no sunse...
As shown below, this is the test schematic diagram of CFA op amp, THS3001. Is the 50 ohm at the input port an actual resistor or the characteristic impedance of the interface?
Other questions:
1. For ...
Memory Technology's recent expert position requirements:SSD unit test expert (system test technology/FA expert, responsible for building unit test architecture) (Suzhou/Dongguan)NAND media test expert...
DS1302 is a circuit with trickle current charging capability from DALLAS. Its main features are serial data transmission, programmable charging function for power-off protection power supply, and t...[Details]
The sensitivity of electret microphones, which are widely used in radio recorders, telephones and other electrical appliances, directly affects the transmission and recording and playback effects. ...[Details]
The rapid development of new energy vehicles has given new design space to car lights. In addition to through-type taillights, in the past two years, various through-type intelligent interactive li...[Details]
bit
It is the address of a bit in the 20H .. 2FH area of the internal data memory space, or a bit address of an 8051 bit-addressable SFR.
code
is a code address between 0000H .. 0FF...[Details]
August, the month of typhoons, has quietly arrived, and the drone real-name registration has also entered a critical month. Since the implementation of real-name registration, although there are st...[Details]
According to news on September 8, according to the latest report recently released by market research firm Gartner, global shipments of electric passenger vehicles (including pure electric vehicles a...[Details]
The source program of the avr microcontroller is as follows: //ICC-AVR application builder : 2018/6/1 21:34:07 // Target : M16 // Crystal: 8.0000Mhz #include iom16v.h #include macros.h #include...[Details]
(1) Reasonable processing of power supply to suppress interference introduced by the power grid. For the power grid interference introduced by the power supply, an isolation transformer with a tran...[Details]
There are many types of liquid level meters. Ultrasonic level meters and radar level meters are commonly used products, mainly used in industries such as industry, chemical industry, petroleum, metal...[Details]
Many people can't tell whether electromagnetic flowmeter or ultrasonic flowmeter is better. Today I will show you the pros and cons of electromagnetic flowmeter and ultrasonic flowmeter. The el...[Details]
Many instruments, such as heat meters, electronic water meters, and electronic gas meters, need
to use low-power microcontrollers, such as MCS430, to achieve electronic metering. High-en...[Details]
In January 2020, the total shipment of photovoltaic inverters reached 4.17GW, with a total export value of US$167 million. In terms of corporate export value, Sungrow's export value was US$23.3 mil...[Details]
In October 2017, State Grid issued the "Opinions on Developing Comprehensive Energy Service Business in Provincial Companies", pointing out the importance of developing comprehensive energy service...[Details]
Today's new energy vehicle market is really competitive, not only in terms of price, but also in terms of technology and products. It is said that the second half of the new energy vehicle market i...[Details]
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