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Google may have teased its new Nest smart speaker back in July, but a new leak gives us a better look at what the unusually shaped product will look like, as well as the new Google Chromecast that wi...[Details]
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Liquid crystal display, referred to as LCD. The world's first liquid crystal display device appeared in the early 1970s and was called a twisted nematic liquid crystal display. Although it was a mo...[Details]
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Tier 1 PV manufacturer Hanwha Q CELLS has signed a 70MW module supply contract with Ramnad Solar, a subsidiary of Indian conglomerate Adani Group.
The modules will be installed in Tamil Nadu. ...[Details]
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UWB chip supplier MKSEMI announced the completion of its Pre-A+ round of financing, with a total of US$12.8 million, led by Lightspeed Venture Partners, with participation from well-known investors Q...[Details]
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It is reported that Apple requires all apps to obtain user permission before tracking users' personal data. In other words, when users install an app, they must get the user's approval, which seems t...[Details]
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The 51 MCU does not have its own watchdog and does not provide a software reset function or mechanism. To achieve software reset, you can only force the PC pointer to point to 0x0000. Use the follo...[Details]
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The advent of the ultra-high-definition video era not only brings us a better viewing experience, but also puts higher demands on video encoding technology. However, current mainstream video encoding...[Details]
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1. Semiconductor gas sensor
It is made by using the principle that the conductivity of some metal oxide semiconductor materials changes with the change of the ambient gas composition at a certain...[Details]
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Four years after the launch of the Raspberry Pi 4 single-board computer, the Raspberry Pi 5 has finally arrived. The latest version mainly improves performance and adds support for PCIe 2.0. 4GB is p...[Details]
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LCD continues to occupy a large share in the display market and is currently the mainstream of flat panel display research. The concept of flat photoluminescent-liquid crystal display (PL-LCD) was ...[Details]
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#include reg52.h
#define uchar unsigned char
unsigned char code tab ={0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f}; //define scan column
unsigned char code digittab ={
0x00,0x00,0x00,0x00,0x0...[Details]
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SDHC is the abbreviation of "High Capacity SD Memory Card". In May 2006, the SD Association released the latest version of the SD 2.0 system specification, which stipulates that SDHC is an SD card...[Details]
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The 95th Changzhou Distributed Photovoltaic Power Station Construction and Energy Storage Microgrid Training Course hosted by Tao Photovoltaic College has been successfully concluded. From July 23 ...[Details]
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Hello everyone, I am the president of the Electric Vehicle Commune. If you pay more attention to new energy vehicles, you will find an interesting phenomenon. Every car company that holds a new c...[Details]
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The cross-compilation process is the same as the previous one, but some modifications need to be made during configuration.
1. Install zlib
Compile zlib with the cross-compilation tool an...[Details]
Analog electronics
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