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Matrix keyboard schematic diagram: The row control line of the first row is connected to p17, the row control line of the second row is connected to p16, the row control line of the third row is co...[Details]
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introduction
Coal mine safety has always been the top priority in coal mine production. Ensuring underground voice communication, especially voice communication in emergency situations, is a prereq...[Details]
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0 Introduction
As electronic products develop towards miniaturization and portability, monolithic integrated high-efficiency, low-power supply voltage DC-DC converters are widely used. Cur...[Details]
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The device uses Silicon Labs IC with PLL for high-performance micro audio equipment at home. Due to the use of high-density packaging technology, its area is reduced by 40% compared to traditional MIT...[Details]
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The difference between ARM and AVR microcontrollers
AVR
microcontroller is a new type of microcontroller developed by ATMEL. Compared with 51 microcontroller and PIC microc...[Details]
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With the development of the new energy automobile industry, lithium batteries have rapidly attracted a large number of applications due to their many advantages, and are currently widely used. As hig...[Details]
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As Samsung Electronics and Sharp enter the market, LG Electronics, Sony, Huawei and other companies are also preparing to launch 8K TVs. According to Korean media ZDNet Korea, starting in the second ...[Details]
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Serial communication module: The battery management system sends the collected and processed data to the PC interface through the serial port to realize human-computer interaction. Through the ser...[Details]
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Infrared thermometers have proven to be an effective tool for detecting and diagnosing electronic equipment failures. They can save a lot of money. With infrared thermometers, you can continuously dia...[Details]
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Ultrasonic system structure
Ultrasound systems vary in their functionality and performance. For example, some high-end systems typically have 3D, 4D, and harmonic imaging modes, while some low...[Details]
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This article introduces in detail the transplantation of uC/GUI into ARM core S3C44B0X. Practice has proved that uC/GUI has good real-time performance and stability as well as broad application pro...[Details]
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1. Basic concepts of serial ports In the STM32 reference manual, the serial port is described as a universal synchronous asynchronous receiver and transmitter (USART), which provides a flexible metho...[Details]
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In the early morning of September 11, Apple officially launched three mobile phones: iPhone 11, iPhone 11 Pro and iPhone 11 Pro Max, all equipped with A13 Bionic chips. According to reports, the tw...[Details]
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On the evening of July 18, Wuhan Guide Infrared Co., Ltd. (hereinafter referred to as the "Company") recently received a government equipment product order contract (hereinafter referred to as the "...[Details]
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In FPGA system design, maximizing performance requires balancing components with mixed performance efficiencies, including logic fabric, on-chip memory, DSP, and I/O bandwidth. In this article, I'll e...[Details]
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