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Code: #include reg52.h #define uchar unsigned char #define uint unsigned int sbit BEEP = P3^7; uchar code DSY_CODE = { 0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0x88,0x83,0xc6,0xa1,0x...[Details]
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Traditional DC/DC converters generally use analog control, which has the advantages of small size and low power consumption, but is easily affected by noise. Digitally controlled DC/DC converters a...[Details]
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1. Improve battery design to reduce ohmic internal resistance According to the fast charging target stipulated by ALABC, if a 100Ah starting lead-acid battery is required to charge the battery ...[Details]
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1. Demand Analysis
In modern society, family safety, property safety and social public safety have become issues of common concern to people. Thieves breaking into houses and climbing out of wind...[Details]
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PXI bus is a new generation of instrument bus implemented by NI based on PCI, a computer peripheral bus. It has become the industry's open bus standard. The digitizer module based on PXI bus is an ...[Details]
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According to Jiwei.com, UNISOC's second-generation 5G SoC mobile chip Tiger T7520 will be put into mass production this year, and the UNISOC flagship smartphone equipped with this chip will be launch...[Details]
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According to foreign media reports, Artilux, an innovator in optical and electronic technology, announced the launch of the new Artilux Explore series of wide-spectrum 3D sensing technology. Compared...[Details]
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What does high voltage and high power operational amplifier mean?
Definition of high-voltage and high-power operational amplifiers The output voltage of the operational amplifier is mainly limited ...[Details]
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Recently, many US media and technology companies have confirmed that they have resumed product supply to Huawei. Intel and Qualcomm have resumed supplying some goods to Huawei. Micron Technology CEO ...[Details]
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Atmel® Corporation today announced that the Atmel maXTouch mXT540S controller powers the 5-inch touchscreen display in the new Mi3 smartphone from Xiaomi, a leading provider of smartphones, applicati...[Details]
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A general MCU-51 serial communication program. You can copy and paste it and call the corresponding function in the program.
#include reg51.h
#include string.h
unsigned char ch;
bit read_flag=...[Details]
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On July 30, the U.S. Department of Energy's Oak Ridge National Laboratory (ORNL) successfully demonstrated the first 270-kilowatt wireless electric vehicle (EV) charging technology, once again brea...[Details]
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Jiwei.com reported on May 6 that after leaving Meizu Technology in 2019, Li Nan, CMO and senior vice president of the company, founded Angry Miao - Zhuhai Angry Miao Technology Co., Ltd., a native di...[Details]
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Not long ago, Sinopec announced that the first oil-hydrogen combined station in China, Sinopec Foshan Zhangkeng Oil-Hydrogen Combined Station, was officially completed. The hydrogen energy era is com...[Details]
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How to determine the polarity of an electret microphone
The electret microphone is small in size, simple in structure, good in electroacoustic performance, low in price, and widely used. T...[Details]
MicroPython Open Source section
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