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LEDs have been increasingly used in industrial applications, electronic signs and signal lights, home and mobile devices, automobiles and consumer electronics because they offer high efficiency, durab...[Details]
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How to improve the anti-interference ability and electromagnetic compatibility of electronic products
When developing electronic products with processors, how to improve the anti-interference a...[Details]
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1. Implement functions
(1) The branch controller has a clock function that can set and display the time for turning on and off lights, and control the entire branch to turn on and off ligh...[Details]
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Hardware Connection: Code: #include reg52.h #include intrins.h #define uchar unsigned char #define uint unsigned int void main() { uchar T_Count = 0; P0 = 0xfe; P2 = 0xfe; TMOD = 0x0...[Details]
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March 28th is the "Earth Hour" event day. The Guangdong Power Grid Company of the State Grid Corporation of China specially set up a special "Sound Library" on that day, sincerely inviting netizens...[Details]
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On February 1, Mantianxin reported that amid the current global chip shortage, Samsung Electronics expressed its intention to acquire an automotive semiconductor company. According to Korean media ...[Details]
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One of the great advantages of development is that it is very convenient to make an interface. During the development process, we will definitely use front panel controls. Among the Boolean control...[Details]
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Semiconductor lasers are core components in the fields of optical fiber communication, laser display, gas detection, etc., and have attracted extensive attention from scientific and technological per...[Details]
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In the previous article, the PWM drive method of the brushed DC motor was introduced using constant current drive as an example. This article will introduce the PWM drive of the brushed DC motor in...[Details]
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1. Circuit Design This circuit consists of AT89C51 minimum system, 74HC595 shift register, 8*8 dot matrix LED screen and buttons. 74HC595 displacement register 74HC595 is an 8-bit serial input and ...[Details]
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Recently, Xiaomi launched the world's first mass-produced transparent TV, making the niche transparent TV instantly the focus of public attention. Has the spring of the transparent TV market arrived?...[Details]
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unzip book@book-desktop:~/zhangbing$ tar xjf u-boot-1.1.6.tar.bz2 2. Patching Enter u-boot-1.1.6 and patch book@book-desktop:~/zhangbing$ cd u-boot-1.1.6/ book@book-desktop:~/zhangbing/u-boot-1.1...[Details]
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The initial electronicization of automobile safety and anti-theft began with engine immobilizer (IMMO) in 1994. NXP Semiconductors (then Philips Semiconductors) was the first semiconductor company ...[Details]
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#include __CONFIG(0x3B31); unsignedcharnum=0,i=0; voidinit() { TRISB=0x00; T RISC =0x00; PORTB=0xFE; PORTC=0xFE; } voidT MR0_init () { OP TI ON=0x07;//0 has pull-up resistor 00001111:256 frequency...[Details]
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The frequency range of active filters is from DC to 500KHZ, and they have replaced traditional LC filters in the low frequency range. In particular, it is impossible to implement LC filters at very l...[Details]
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