[align=center][font=微软雅黑][/font][/align][font=微软雅黑] [size=4]The golden March and silver April, the recruitment season is here. Xiaoguan collected some interview and written test materials at the EE Do...
[size=4] LoRa is an ultra-long-range wireless transmission solution based on spread spectrum technology, and is one of the communication technologies for the Internet of Things. Its name comes from th...
After saving the picture from the oscilloscope with the USB drive, I opened the USB drive on the computer and found that there was no picture saved from the oscilloscope. Why is this? At first, I thou...
Digital Circuit Design : https://training.eeworld.com.cn/course/4861This course aims to introduce the basic concepts and tools of digital system logic design....
Last week I saw a promotion on TB that there was a special offer for solar lights, less than 4 yuan with free shipping, so I bought one and opened it to take a look.The overall appearance is mainly a ...
I displayed a drop-down list box on the TFT. The code is as follows:[size=14px]I want this drop-down box to display 4 options when clicked, compression test, tensile test, three-point bending, four-po...
In recent years, the rapid development of computer technology, multimedia technology and data communication technology has promoted the application of digital video to become more and more extensiv...[Details]
On April 8, the Shanghai Stock Exchange made a disciplinary decision against Guangdong Zijing Information Storage Technology Co., Ltd. (hereinafter referred to as "Zijing Storage" or "the Company") a...[Details]
BL8532 is a commonly used PFM control mode switch type DC/DC boost constant current chip in China. Now it has been widely used
in the
backlight
LED driver
of
LED
screens
and th...[Details]
From the Bumper of iPhone 4 to the MagSafe series of iPhone 12, the protective cases officially launched by Apple have gradually derived more functionality. And judging from Apple’s latest patent doc...[Details]
As the application and output of touch screens increase, prices fall. Therefore, it is possible to use touch screens as keyboards and display devices for single-chip microcomputer controlled devi...[Details]
USB connectivity is an important specification for many embedded applications. Highly integrated USB microcontroller solutions can not only establish USB connectivity for embedded systems in the simp...[Details]
;;Content: Press the button connected to PA3 to interrupt the LED digital tube to add 1
;Digital tube segment code connection method A-PD0, B-PD1....G-PD6, H-PD7
;Digital tube bit code connection me...[Details]
Web3D technology has been applied to various fields, such as virtual reality, 3D simulation, and medicine. In a virtual environment, Web3D technology can be used to build a virtual human model. Wit...[Details]
More than a decade ago, the term energy storage was still on the fringe of public awareness, but with the leapfrog development of new energy, the contradiction between the continuity of power supply p...[Details]
I re-read the BootLoader of FL2440 and finally figured out how the program is copied from Nandflash and jumped to SDRAM. I'll make some notes here. Here's a picture: 1. When S3C2440 is configured t...[Details]
Due to the recent cold wave and snowstorm in the United States, Samsung Electronics' wafer factory in Austin, Texas, was short of electricity and had to be temporarily closed. According to the latest...[Details]
When you use an 8- to 14-bit analog-to-digital converter (ADC) in your system, it is important to understand the converter's voltage reference path. Figure 1 shows a circuit that can accommodate th...[Details]
Users familiar with Xiaomi's product line should know that after the release of the two thousand-yuan full-screen mobile phones, Redmi 5 and Redmi 5 Plus, the next one to be released is Redmi Note ...[Details]
4.1 Timer 4.1.1 Introduction to 51 Clock Cycle Clock cycle: The clock cycle T is the smallest time unit in the timing. The specific calculation method is 1/clock source frequency. The crystal oscilla...[Details]
Editor's Note: National-level specialized, refined, innovative and small giant enterprises refer to high-quality small and medium-sized enterprises that are located in the core areas of the industrial...[Details]
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