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Function to find the absolute value int abs(int i); //Return the absolute value of integer i; For example, int abs(-3.5) == 3.5; //double cabs( struct complex znum); //Return the absolute value of...[Details]
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Functional Description
NS4251 is a 3W dual-channel audio amplifier with AB/D class working mode switching function, simulated 3D surround sound function. In addition, when the headphone plug i...[Details]
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The printed circuit board layout determines the success or failure of any power supply, determining its function, electromagnetic interference (EMI), and performance under heat. Switching power suppl...[Details]
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Circuit principle: The working principle of the device is shown in the figure. After the capacitor C1 reduces the voltage and limits the current of the 220V AC mains, it is rectified by diodes VD...[Details]
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Verify the Mobile Industry Processor Interface (MIPI) A-PHY® to enable large-scale interoperability according to compliance test specifications
Keysight Technologies, Inc. recently announced t...[Details]
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Recently, the State Grid Shanghai Electric Power Company released the "2019 Power Action Plan for the Integrated Development of the Yangtze River Delta" in Qingpu. The Action Plan focuses on the in...[Details]
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Learning 51 single-chip microcomputer, remote control car is a must-do project for many single-chip microcomputer enthusiasts and electronic production enthusiasts. Here we introduce the production o...[Details]
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With the relaxation of policies and the continuous expansion of market share, automakers and suppliers at the forefront of intelligence are trying to define the development path of the next stage of ...[Details]
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Author: Liu Wei
Situational awareness refers to the robot's ability to perceive its surrounding environment and its own state. It includes the perception of the environment, such as the positi...[Details]
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Tom Caulfield, CEO of chipmaker GlobalFoundries, said he began receiving frantic calls from major automakers on Christmas Eve and a shortage crisis seemed to be brewing. “Tom, you’re going to kill ...[Details]
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In the field of new energy vehicles, battery technology has always been the key to driving the development of the industry. Recently, Toyota Motor Corporation announced a major technological breakt...[Details]
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This article introduces the principle and design method of a low-power multi-output AC/DC switching power supply based on the TOPSwith series chip design.
Design requirements
The swit...[Details]
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Because some of the company's equipment has been produced for a long time, the PLC used is also relatively old. There is a Toshiba EX20/40 that uses the P8051AH microcontroller. The picture of its CP...[Details]
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How the BBC sends audio to transmitter sites
On the surface, running a radio station is a straightforward technical challenge. Build a studio, connect it to a transmitter, and you're good to g...[Details]
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The serial port of the AT89C51 (compatible with MCS-51) microcontroller can expand multiple 8-bit parallel I/O ports using a shift register chip in mode 0. In the LED dot matrix display application...[Details]