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The principle of LED light emission is different from traditional lighting . It relies on PN junction to emit light. LED light sources with the same power have different chips and different curr...[Details]
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Design requirements: 1. This design is based on STC89C51/52 (common to AT89S51/52, AT89C51/52, optional) microcontroller 2. Use DS18B20 temperature sensor to measure temperature (0-99.9°C), and the t...[Details]
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Since the launch of the PCIe standard, the 1st and 2nd generation standards have gradually become popular on PCs and servers to meet the requirements of high-speed graphics cards and high-speed stora...[Details]
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The most basic interrupt source requests of the 51 kernel are external interrupts, timer interrupts and serial port interrupts, which are also the most commonly used by learners and developers. Of co...[Details]
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August 12th news: In the Honor Magic3 series released tonight, Honor’s new computational photography platform was launched for the first time, defining the development direction of Honor’s future ima...[Details]
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We often encounter audio signal acquisition and processing in projects. Today we will make a simplest audio acquisition module. Its circuit is actually an improvement on the transistor amplifier circ...[Details]
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September 10, 2021, Beijing - Intel Corporation today announced a new upgrade of its organizational structure in China. Dr. Wang Rui was promoted to senior vice president of Intel Corporation and cha...[Details]
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When you find a problem with a program and then go back to debug, it will inevitably take a lot of time to find the program error. To improve development efficiency, it is best to avoid some common l...[Details]
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1. ADR pseudo-instruction --- small range address reading The ADR pseudo-instruction reads the address value based on the PC relative offset or the address value based on the register relative offset...[Details]
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Among similar competing brands, the LBEROGx series wireless real-time transmission and positioning data recorders have the longest battery life and the longest shipping period in the industry, and ar...[Details]
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Reducing cross infection, sterilizing ward gas, preventing sewage leakage... Advanced design concepts and technological elements act as "behind-the-scenes heroes" - revealing the technological codes ...[Details]
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China's 5G technology is gradually improving and becoming more popular. Related investments triggered by 5G technology are in full swing, and the scale of the industry is growing exponentially. The...[Details]
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2. Important parameters of audio amplifier
1. Power Supply Ripple Rejection Ratio (PSRR) The power supply rejection ratio (PSRR) is the ratio of the deviation of the input measurement power suppl...[Details]
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#include reg52.h #define uchar unsigned char #define uint unsigned int sbit cs=P3^0; sbit wr=P3^1; void delayms(uint x) { uint y,z; for(y=x;y 0;y--) for(z=110;z 0;z-...[Details]
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Driven by the surge in computing power demand in large AI models and edge intelligence, the market demand for high-performance storage solutions is also increasing. Based on this forecast,
the ...[Details]