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Circuit principle: The TDA2030A power amplifier board consists of three major parts: an attenuated tone control circuit with separate control of high and low frequencies, a TDA2030A amplifier cir...[Details]
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The specific method of using a pointer multimeter to determine the speed of a three-phase asynchronous motor is as follows. (1) First find a winding. Remove the six terminals of the motor junction b...[Details]
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1 Introduction
Laser diffraction grating is a key part of laser read/write heads in computer optical disc drives and consumer electronics. At present, instruments specifically used to measure lase...[Details]
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Abstract: The 51LPC series of microcontrollers developed by Philips use the double-speed 80C51 core, which has low cost, low power consumption, low electromagnetic interference (EMI), high anti-...[Details]
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Loop statements are used in almost every program, and their function is to implement operations that need to be repeated multiple times. For example, if a 12M 51 chip application circuit requires a d...[Details]
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Making one LED light flash is not enough, we should let this development board complete a more difficult task: such as making two LED lights flash. … Of course, we can still achieve this with the idl...[Details]
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What is USB 3.0 and what can you do with it?
The USB 3.0 Promotion Group was formed at the 2007 Intel Developer Forum. Six member companies (HP, Intel, Microsoft, NEC, ST-NXP Wireless, Texa...[Details]
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;Using the 8051 serial port and the parallel output serial shift register 74LS164,
;expand the digit display to display the 10 digits 0-9 in a loo...[Details]
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Beijing time, May 11th, Tesla supplier Panasonic said on Wednesday that it will postpone the commercial production of 4680 battery cells and now plans to start production from April to September 2024...[Details]
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0 Introduction
With the application of a variety of new electronic devices, the development of passive interference equipment has entered the third stage dominated by bus technology, making it...[Details]
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Yesterday (May 5), OnePlus CEO Liu Zuohu said on Weibo that all OnePlus 7 series phones will use UFS 3.0 flash memory. At the same time, he also said that the OnePlus 7 series phones with UFS 3.0 fla...[Details]
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1. MPEG-4 encoding is difficult to implement
1. MPEG-4 encoding chip
At present, the application of MPEG-4 in embedded systems is mainly dedicated MPEG-4 encoding chips, and its usage is similar t...[Details]
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An isolated DC-DC power module refers to an isolated power supply that uses a transformer to reduce the voltage of various voltages (such as 48VDC, 24VDC, 12VDC, etc.) to the required voltage, and ...[Details]
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According to foreign media reports, Foxconn Technology has entered the trial production stage of "translucent" lenses for Apple's AR project. Apple's partners who make the iPhone have moved fr...[Details]
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Our reporter Cao Qi A-share power battery manufacturers have disclosed their 2024 third quarter reports. According to Wind data, among all 30 listed companies in the A-share power battery sector, 11 a...[Details]