PONY Testing has CNAS and CMA qualifications, and has 3 laboratories and 10 customer service centers in Beijing, Shanghai and Shenzhen, forming an international certification network, and the test rep...
Hey guys, I have a transformer with 220V input and 53V output, but I only need an adjustable DC power supply with an upper limit of 28~36V. Of course, the lower limit is... Please give me some advice ...
I would like to apply for a job in a telecommunications company, but I have no information to look up because the scope of my knowledge is too broad. I would like to ask for help from you all. If you ...
I just learned 51 not long ago! I wrote a traffic light program! If it's good, please give it a thumbs up! If it's not good, please encourage me! Keep working hard!...
China Energy Storage Network:
Blockchain + finance, blockchain + environmental protection, blockchain + insurance, even a roadside fried chicken shop is using the banner of blockchain + fried...[Details]
As many companies listed with
the concept of
touch screen
begin to "transform and upgrade", the official voice of the TP industry is getting smaller and smaller. At the same time, the list o...[Details]
The photovoltaic inverter is the core equipment of the photovoltaic system. Its main function is to convert the direct current generated by the photovoltaic modules into alternating current that meets...[Details]
As cryptocurrency continues to gain popularity, a technology hidden behind it has attracted more attention from the world, that is the now hotly debated
blockchain
. Let's follow the embedd...[Details]
On Sunday, the South Australian government unveiled plans to build the world's largest virtual power plant, which will connect at least 50,000 homes over four years and have a capacity ...[Details]
Mobile communication resale business means that enterprises can contract part of the communication network usage rights from basic telecommunications operators, repackage them into their own brands...[Details]
Photovoltaic inverters are the core equipment of photovoltaic systems. Their main function is to convert the direct current generated by photovoltaic modules into alternating current that meets the...[Details]
The clock system of STM32 can be directly summarized in a diagram (from the STM32F10X reference manual). The following is an analysis of this diagram 1. STM32 input clock source 1.1 Function of cl...[Details]
Internal channels of ADC: In addition to using external channels to collect external analog voltage signals, the ADC of STM32 also has two internal channels 16 and 17. Channel 16 is connected to ...[Details]
For complex calculations, the speed of the microcontroller is too slow. The best way is to manually calculate all the results in advance, store them in ROM in sequence, and then directly check the re...[Details]
The clock frequency of the 80C51 microcontroller is 12MHz, and the timer T1 and P1.0 are used to output rectangular pulses. The waveform only shows two segments: one segment is 100us and the other se...[Details]
Convert a byte of binary to two hexadecimal ASCII codes main: mov a,@0x9f ; the binary number is 0x9f mov 0x30,a ; store binary number in 0x30 mov a,@0x02 mov 0x10,a ;0x10 stores the conversion numbe...[Details]
1) Understand how to use the M27c4001 ROM chip 2) Understand the programming method of SPCE061A I/O directly plugging into M27C4001. 1) A PC with Windows system and uμ抧SP? IDE simulation ...[Details]
Everbright Securities released a research report on Sungrow Power Supply on January 24. The report summary is as follows:
Company Profile
The company is a leading enterprise in photovolta...[Details]
Test/Measurement
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