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Lithium-ion rechargeable batteries are new high-energy batteries developed in the 20th century. Compared with traditional nickel-cadmium batteries and nickel-metal hydride batteries, they have the a...[Details]
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For 11.0592M crystal bot=256-(11059200/9600/32) The baud rate here is 9600 11.0592M crystal oscillator can support basic baud rate For 12M crystal oscillator, it is different bot=256-(1200...[Details]
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Faster, smaller, and cooler. Nanotechnology researchers often like to describe their new technologies as "more", but Professor Fritz Prinz from the Nano Prototyping Laboratory at Stanford Universi...[Details]
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Introduction: Here is a program for HD44780 to read and write C51. #include reg51.h #include intrins.h sbit GND_LCD=P1^7; sbit rs=P1^0; sbit rw=P1^1; sbit e=P1^2; unsigned char busy(void); void ctr...[Details]
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When applying serial interface chips to expand the system, after initially selecting the serial interface chip, in order to better understand the chip's resources, developers usually build a simple h...[Details]
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Thanks to Moore's Law, automotive electrical systems have experienced rapid technological growth. Modern cars have come a long way from being simple engine electrical systems coupled to an AM radio. ...[Details]
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1 Introduction to TL431
The TL431 produced by Texas Instruments (TI) is a three-terminal adjustable shunt reference source with good thermal stability. Its output voltage can be arbitrarily se...[Details]
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Fairchild's FAN302HL is a highly integrated PWM controller that uses mWSaver™ technology to provide the industry's best standby power consumption, less than 10mW, far below the Energy Star's 30mW requ...[Details]
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Recently, the Henan Provincial People's Government issued the "Implementation Plan for Henan Province to Implement a Package of Policies and Measures to Stabilize the Economy", which mentioned:
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Aluminum electrolytic capacitors have a relatively large capacitance, large series resistance, large inductive reactance, and are sensitive to temperature. They are suitable for
occasions where the ...[Details]
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Saudi Basic Industries Corporation (SABIC) donated RMB 8 million to the Hubei Provincial Charity Federation to provide targeted support to the Union Hospital affiliated to Tongji Medical College of H...[Details]
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Haiba lithium iron phosphate battery is a new type of battery made of environmentally friendly materials. It has the advantages of small size, light weight, high energy density, long life, high and ...[Details]
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Although everyone has been diving into the field of smart speakers in the past two years, this "smart" product that has entered every household sometimes "speaks inappropriately". In order to protect...[Details]
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The compact non-contact tester has the advantages of simple circuit, reliable performance, and easy use. It can detect whether the power wire is charged outside the insulator of the power wire and ...[Details]
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The application method of TL494 in this inverter is as follows: Pins 1 and 2 form a voltage stabilization sampling and error amplifier circuit. The 15V DC voltage output by the inverter secondary win...[Details]