[font=微软雅黑][size=4]I happened to pass by STC's official website[/size][/font] [font=微软雅黑][size=4] [/size][/font] [font=微软雅黑][size=4]and saw this[/size][/font] [font=微软雅黑][size=4][/size][/font] [font=微...
[i=s]This post was last edited by RCSN on 2021-3-15 23:38[/i]For the effect of porting the PC project done by gui-guider to the microcontroller, you can refer to this post https://bbs.eeworld.com.cn/t...
When creating a file with the FATFS file system using the f_open() function, it returns FR_NO_FILESYSTEM, which means that there is no valid FAT file system on the SD card, but I have already formatte...
The conflict between China and Japan can be said to have a long history, with ups and downs but also calm. Smashing cars, Chinese people have started to smash cars again. What an exciting word, what a...
The judgment is correct at first, but becomes wrong after a while. What is the reason? ProcessHasBeenKilled( ) { CLIENT_ID CliendId; OBJECT_ATTRIBUTES AttrObj; HANDLE hProcessHnalde; NTSTATUS ntStatus...
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[Details]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]
At present, with the diversification of portable products and the almost harsh requirements for audio and video parts, the power consumption requirements of the whole machine have been raised to a ...[Details]
It should be understood as follows: DC-DC means direct current to direct current (conversion of different DC power values). Anything that meets this definition can be called a DC-DC converter, incl...[Details]