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1. Hardware Solution This system consists of STC89C52 single-chip microcomputer, 44 matrix keyboard, buzzer, reset circuit and crystal oscillator circuit, relay, etc. The 44 keyboard is mainly used f...[Details]
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/* Name: STM32 uses I2C protocol to read and write EEPROM illustrate: 1. The biggest difference between using STM32 to read and write EEPROM and C51 is that the former directly uses the I2C contro...[Details]
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In the circuit, C1, C2, C3, C4, and C5 are all capacitors, R1, R2, and R3 are all resistors, VT1 and VT2 are triodes, and VD1 and VD2 are diodes. ZX7-315 arc welding power supply circuit diagram :
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Renesas Electronics (Dialog) has announced that it has expanded its collaboration with Xilinx, a leader in adaptive computing, and has been selected to provide power management companion chips for ...[Details]
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Today’s noise problem has moved into the next area: high-speed serial backplanes. In fact, it’s all about noise and jitter, which is strictly an application technology. Pavel Zivny of Tektronix define...[Details]
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Basic knowledge of infrared receiver
The infrared receiving circuit is usually composed of an infrared receiving diode and an amplifier circuit. The amplifier circuit is usually comp...[Details]
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The forward voltage drop of a silicon diode is about 0.7V, and the forward voltage drop of a germanium tube is about 0.3V. The forward voltage drop of the LED is related to the color. There are gener...[Details]
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Hytera Communications Corporation Limited ("Hytera") announced that it received a notice from the United States District Court for the Northern District of Illinois ("Illinois Court") today that the ...[Details]
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#define uchar unsigned char //define for easy use
#define uint unsigned int
#define ulong unsigned long
#include //include a 52 standard kernel header file
char code dx516 _at_ 0x003b; //Th...[Details]
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If you don’t think about the future, you will worry about the present. China is obviously more far-sighted in the lithium battery industry, so much so that in the current era of new energy vehicles, ...[Details]
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Note: If the calculation formula can be written in one long line, write it separately, as long as the accuracy is guaranteed! ! Writing a long line may affect the accuracy!
For example: unsign...[Details]
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According to news on December 25, Johny Srouji, Apple's senior vice president of hardware technology, and John Ternus, senior vice president of hardware engineering, recently accepted an interview wi...[Details]
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background Although the proliferation of the Internet of Things (IoT) is indisputable, only a few publications have so far enlightened the public on issues concerning energy supply, supporting the...[Details]
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As a replacement lamp, the LED M16/AR111 spotlight must meet the requirements of high efficiency, reliability and economy, and its driver power design must also be compatible with the electronic t...[Details]
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Recently, GAC Aion released the "Magazine Battery" system safety technology, claiming that the technology has broken through the bottleneck of the "needle puncture test", which is the most stringent ...[Details]