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555 internal electrical schematic diagram 　　We know that 555 circuits can be generally classified into three categories in terms of application and working mode. Each type of working mode has many...[Details]

Translated from - semiwiki.com The relationship between the three appears much more complicated. On the surface, it looks simple. TSMC competes with Intel to produce its own chips, while TSMC makes...[Details]

1. Variables or arrays without initial values Simply use the _at_ keyword plus the address. like: unsigned char idata myvar _at_ 0x40; unsigned char code myvar _at_ 0x40; T...[Details]

According to the Taiwan Economic Daily, the current semiconductor silicon wafer market has seen long-term customers requesting postponement of shipments. Spot prices have recently begun to lead the d...[Details]

High frequency transient interference processing circuit and method for serial interface RS-232/485 is a widely used serial interface in the industrial control industry. RS-232/485 is ...[Details]

On December 28, Alibaba DAMO Academy announced the top ten technology trends for 2022. This is the fourth consecutive year that DAMO Academy has released forecasts for cutting-edge technology trend...[Details]

introduction     At present, the level of informatization in my country's coal mining industry is low, and the application of information technology is unbalanced. Due to the large number of equipmen...[Details]

//mega8 7.3728M Hz  g CC compiled, _delay_us(us) _delay_ms(ms) call library function //initialize and set dq as output #define ds18b20_dq PC5 #define set_ds18b20_dq_ddr() DDRC|=1 ds18b20_dq #define s...[Details]

1 Introduction There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the ...[Details]

The device uses Silicon Labs IC with PLL for high-performance micro audio equipment at home. Due to the use of high-density packaging technology, its area is reduced by 40% compared to traditional MIT...[Details]

China Energy Storage Network: Science and technology are the foundation of a country's prosperity, and innovation is the soul of a nation's progress. Over the past 70 years, China has gone fr...[Details]

       Although Buffett's company Berkshire Hathaway owns 5.6% of Apple shares, worth more than $70 billion, Buffett has only used flip phones for the past few years. 　　According to statistics, in 20...[Details]

1 More than 50% of unicorn startups in the United States are 2B companies, while only 10% in China. The gap is huge, and the opportunities are huge. In 2018, BAT invested 81 times in the 2B startup f...[Details]

Function signal generator is a signal generating device that can generate certain periodic time function waveforms (sine wave, square wave, triangle wave, sawtooth wave and pulse wave, etc.) signals ...[Details]

Radiated emissions are the measurement of radiated electromagnetic fields, while conducted emissions are the measurement of conducted electromagnetic interference currents emitted by the product, d...[Details]