[i=s] This post was last edited by bqgup on 2018-9-5 16:02 [/i] [b][b][font=宋体][size=22pt][font=宋体]Huawei Honor[/font]8[font=宋体]Disassembly[/font][/size][/font][/b][/b][align=left]Pull out the card sl...
JSON, the full name is "JavaScript Object Notation", it is a text-based, language-independent, lightweight data exchange format. XML is also a data exchange format, but I personally prefer JSON in ter...
As shown in Figure 1, the standard step-down switch circuit has a freewheeling diode, but this diode is not included in the reference circuit of many Buck-type switching power supply chips. The periph...
I want to replace the rechargeable battery of an imported experimental instrument, so I disassembled its charger and drew a circuit diagram. There are some chip components whose specifications cannot ...
Work Demonstration [url=W2JJW-4KYDP-2YMKW-FX36H-QYVD8]Video Demonstration[/url] Link [url=https://v.qq.com/x/page/m0748o12t3m.html]https://v.qq.com/x/page/m0748o12t3m.html[/url] Program Mobile APPSeri...
Good afternoon, friends~~ I am here to send you evaluation information again~~ This week, the shortlists for three activities have been released. Please follow the information to see if you are one of...
LED
display is
a flat display screen composed of
light-emitting diodes
,
dot matrix
modules
or pixel units. It has the advantages of high luminous efficiency, lo...[Details]
The main switch of the power supply has only two state modes, one is "open (conduction)" and the other is "off (non-conduction)". It is used to conduct and cut off the DC signal output from the filte...[Details]
European Commissioner Margrethe Vestager said on Thursday (18th) that the European Union may allow member states to finance the EU's conductor development plan through state subsidies, while rejectin...[Details]
Recently, Wang Lizong, member of the National Committee of the Chinese People's Political Consultative Conference and president of Guangdong High-tech Industry Chamber of Commerce, attended the Guangd...[Details]
Fault phenomenon Current 1A range, output is uncontrolled. Testing process Upon inspection, it was found that multiple components of the instrument control board were damaged and had poor performance...[Details]
On the evening of May 27, ZTE’s official Weibo account announced that its Axon 10 Pro will support 20x hybrid zoom. It is worth noting that earlier, Lu Qianhao, head of ZTE's mobile strategic devel...[Details]
1. Introduction
The JPEG algorithm is a digital image compression coding algorithm with the characteristics of high compression ratio and low distortion, and has been determined as an internat...[Details]
Design energy-efficient smart air conditioners using TI mmWave occupancy sensors
Other devices discussed in the article: IWR6843
People in both developed and developing ...[Details]
DMA prototype. Image credit: University of Glasgow
British scientists have developed an innovative wireless communication antenna. This digitally coded dynamic metasurface array (DMA) ...[Details]
The tuning fork liquid level switch is mainly used to realize the upper and lower limit alarm and control of the liquid level. It is widely used in many industrial automation control fields such as...[Details]
Now most of the instruments and equipment require to be operated by the host computer software, which is convenient for debugging and operation. This involves the communication process. In the actual...[Details]
In LED lamps
, the heat dissipation is directly related to the quality and life of the product. However, due to the hype of some merchants and the misleading of so-called experts, some misund...[Details]
The previous two sections solved the problems (1-5) of the basic state machine respectively, but is there a mode that can combine the advantages of the queue state machine mode and the user interface ...[Details]
The traditional 51 microcontroller IO interface can only be used as a standard bidirectional IO interface. If it is used to drive the LED, it can only be driven by current injection or by using a tra...[Details]
Why electromagnetic flowmeter cannot measure gas
Electromagnetic flowmeter is a volume flow measurement instrument. During the measurement process, it is not affected by the temperature, visco...[Details]
DIY/Open Source Hardware
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