/********************************************************Program function: MCU keeps sending data to PC, and displaysASCII characters corresponding to 0~127 on the screen------------------------------...
I received the board and I'll show it off first. I thought it was an LQFP package, but it turned out not to be. It was too hard to solder it myself, so I was a little disappointed. The board was solde...
I have had some time recently and saw some interesting anecdotes. Let me first talk about the reverse recovery of diodes in power frequency rectifier and filter circuits. A group of nerds quoted from ...
## Preface The reviewer said that I wrote it too simply, but in fact, I was scared by CDK. This article may be just to make up the numbers, but it can help beginners. # Breathing light Let me briefly ...
Today I unboxed the second board in this competition: ESP32-EYE
1. Outer packaging2. Development board + instruction card3. Power on and connect using the serial port debugging assistant 115200 8N1 to...
On July 30, the reporter learned from Xining (National) Economic and Technological Development Zone that in order to effectively respond to the cyclical changes in the photovoltaic and lithium battery...[Details]
Introduction Another important aspect of a focused strategy is curbing desires. Since about 2016, there have been discussions like this: Yu Chengdong, who is full of big talk and arrogant, and is...[Details]
Design There are two points to note when using AT89C52 to read and write SD cards. First of all, we need to find a solution to realize the communication between AT89C52 microcontroller and SD card; s...[Details]
Recently, the performance comparison between Samsung's Exynos chips and Snapdragon chips has sparked a lot of discussion. Some angry users even submitted a petition online, suggesting that Sams...[Details]
Kiwibot announced the acquisition of AUTO Mobility Solutions Co. to enhance
the safety of
its delivery
robots
. This strategic partnership represents an important step forward for both compa...[Details]
7.1 Create nand_read.c
【Note】
This program can only be used to read 2K/page Nand. The Nand Flash on my Micro2440 is 256M, model K9F2G08
$ touch board/samsung/micro2440/nand_read.c
...[Details]
Programmable amplifier that can be switched 8 times (3 bits) in the order of 1x, 2x, and 5x
Function of the circuit
The variable amplifier of the programmable amplifier that can set the magnif...[Details]
Wingtech Technology, the world's leading mobile phone ODM, released its 2019 semi-annual report. The company achieved revenue of 11.434 billion yuan in the first half of the year, a year-on-year incr...[Details]
1. Use proteus to draw a simple circuit diagram for subsequent simulation 2. Programming /*********************************************************************************************************...[Details]
1. Introduction
Fiber optic repeater It
is mainly composed of optical near-end, optical fiber, and optical remote. Both the optical near-end and optical remote include radio frequency un...[Details]
Signal modulation mode identification occupies a very important position in applications such as radio management and electronic countermeasures. Since Waver CS and others published the first paper o...[Details]
The dynamic system is an important part of the new vehicle simulation driving training system. It can enhance the realism of simulation driving training, which is the unique feature of the new vehicle...[Details]
The PCB schematic is as follows. I remember it was drawn with protel at that time. The circuit schematic is as follows: Drawing software is the same as above Experiment reference C language code ...[Details]
On April 11, according to GizChina, Qualcomm's next-generation flagship processor Snapdragon 8 Plus will be available in June at the earliest, earlier than in previous years. Unlike the Snapdragon 8 ...[Details]
The forward and reverse wiring of a three-phase inverter is a highly technical job, involving many aspects such as electrical principles, wiring methods and safe operation. This article will introd...[Details]
Microcontroller MCU
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