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The driver of 8255A mainly involves the settings of ports A, B, C and control words. The specific driver of 8255A mainly includes the following codes and functions. (1) Pin definition and functio...[Details]
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/8051 MCU TLC1549 data acquisition program source code
//MCU: At89S52
//Connection type: 232 | 485 interface
//Verification method: checksum
//Development environment: keil C
#i nclude stdio...[Details]
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With the completion of the Beidou-3 global satellite navigation system, Beidou is catching up with the US GPS at a very fast pace and is increasingly recognized around the world. On November 25, Ja...[Details]
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Characteristics of
high-power LED
packaging
High-power LED packaging has been a research hotspot in recent years
due to its complex structure and process, and directly affects
the per...[Details]
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The widespread application of wireless sound reinforcement systems has solved the problems of wiring and mobile use in actual projects. Wireless transmission methods have also developed from tradit...[Details]
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After the rise of new energy vehicles, the concept of "software-defined cars" has entered the public eye, and smart cockpits and smart driving have become widely recognized future development trends....[Details]
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China Energy Storage Network:
The further growth of the proportion of new energy installed capacity and intermittent loads on the user side has put forward higher and higher requirements on...[Details]
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The circuit has overcharge protection, over-discharge protection, overcurrent protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
In...[Details]
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Abstract: The networked terminal equipment introduced in this article combines the cellular network mobile communication terminal and the C-V2X PC5 direct communication terminal. The two exchange in...[Details]
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Magnetic flap level gauges can realize real-time measurement and display of liquid levels and are widely used in liquid level measurement of various industrial production equipment such as tanks, tow...[Details]
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Until now, the brake lights, turn signals, reverse lights and rear fog lights of cars have used 21W to 27W tungsten bulbs with a brightness of 280 to 570 lumens as light sources. Tail lights, parking...[Details]
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In the modern information society, embedded systems are increasingly widely used due to their flexibility and convenience. The use of SoC technology can integrate the entire system into a single chip,...[Details]
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Make a 600W sine wave inverter.
The machine has the following features:
1. The SPWM driver core uses a single-chip SPWM chip, TDS2285. Therefore, the SPWM driver part is r...[Details]
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mission details A company is responsible for the design of a answering machine system for a answering competition. The requirements are as follows: ① Three players can participate in the competition ...[Details]
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The electric motor uses an energized coil to generate a rotating magnetic field and acts on the rotor to form a magneto-electrical power rotation torque. It is divided into DC motors and AC motors ...[Details]