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As energy crisis and climate warming become more and more serious, energy conservation and environmental protection have become the focus of social issues. LED has attracted widespread attention du...[Details]
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When the time constant T1 of the Miller integration circuit is small, that is, when it is running at high speed, the actual output waveform lags behind the ideal situation for a period of time. Th...[Details]
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Ripple testing is very important in power quality testing. Since DC regulated power supplies are generally formed by AC power supplies through rectification, filtering, voltage stabilization, etc., i...[Details]
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The commonly used infrared remote control coding rules are similar, basically the same as the 6221 principle
When the PIC microcontroller receives:
If you use 54, 57 chips, it will be...[Details]
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Temperature measurement and control are widely used in the use of lasers, fiber gratings, and other industrial and agricultural production and scientific research. The traditional method of tempera...[Details]
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DP108T is a highly integrated USB/YTPE-C audio chip. It embeds all necessary analog modules, including dual DAC and audio driver, microphone gain, PLL, voltage regulator and USB transceiver. In add...[Details]
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introduction
With the development of embedded technology and communication technology, smart phones have become the mainstream trend of mobile phone development in the field of mobile phones. ...[Details]
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Reset the AVR At reset, all I/O registers are set to their initial values and the program starts executing from the reset vector. The instruction at the reset vector must be an absolute jump JMP ...[Details]
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Relay is a commonly used control device. It can use a small current to control a large current, use a low voltage to control a high voltage, use direct current to control alternating current, etc. It...[Details]
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Adopting avr series ATMEGA8A microcontroller, digital tube adopts 74hc595 static drive, reads MAX6675 chip and performs temperature conversion. Cold junction compensation potassium thermocouple di...[Details]
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MCU is mainly used as a co-processor for many functions such as capacitive touch sensing interface, touch screen interface, camera interface, different analog sensor input detection, USB interface, b...[Details]
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Friends who have done their own renovations must know that if you ask which room in the house is the most expensive to renovate, it must be the bathroom. In fact, the bathroom is usually the s...[Details]
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0 Introduction LED billboard is a kind of information display terminal for the public, which has a very wide range of civilian and commercial value. Nowadays, most of the information displayed on...[Details]
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In 2011, Australia has taken the lead in banning the use of incandescent lamps, which has opened the prelude to the large-scale popularization of LED lamps. In addition, as EU countries, Japan,...[Details]
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1 Main features of EM78P447S The EM78 series of MCUs are 8-bit high-cost-effective MCUs manufactured by Taiwan Elan Electronics Co., Ltd. using CMOS technology. This series of MCUs generally have bui...[Details]
Analogue and Mixed Signal
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