I just started to learn 51 recently. Can you recommend some small projects? I have a development board and want to make a small project to practice. I have learned interrupts, but I don't understand s...
[i=s] This post was last edited by bqgup on 2021-6-21 09:58 [/i] #ActiveButterworthFilter##ButterworthFilterCharacteristics The characteristic of Butterworth filter is that the frequency response curv...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:30[/i]I have built a radio circuit using Sony's CXA1238S, , for some reason, the FM high-frequency circuit can be adjusted to 35MHz, but the ...
I am working on an infrared decoding program recently. It requires decoding infrared and outputting the decoding results through the serial port. The initial idea is to ignore the infrared standard an...
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[Details]
1 Overview
In the field of traditional lighting, the concepts and definitions of lamps and lamps are clear. Lamps and lamps have their own applicable product standards, supporting technical st...[Details]
In order to develop lighting LED technology, developed countries attach great importance to the research of LED testing methods and standards. For example, the National Institute of Standards and T...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
As the electromagnetic environment in space becomes increasingly complex, the shielded cables used to transmit weak signals in the test system are easily affected by external electromagnetic distur...[Details]
With the reform of the education system, the proportion of funds invested in teaching facilities by colleges and universities has become increasingly important. As the most basic hardware condition fo...[Details]
Since the emergence of electronic system noise reduction technology in the mid-1970s, the Federal Communications Commission of the United States in 1990 and the European Union in 1992 proposed regu...[Details]
Pure C51 reset function: A junior student, who makes people love and
fear The single-column reset part is as follows:
main()
{
unsigned char code rst ={0xe4,0xc0,0xe0,0xc0,0xe0,0x32}; ...[Details]
LED display screens need to be controlled by a control system based on an application-specific integrated circuit (ASIC). Companies such as Maxin, Agilent and Toshiba are the world's major manufact...[Details]
Binary translation is a technology that directly translates executable binary programs, and can translate binary programs on one processor to execute on another processor. It makes it easy to...[Details]
0 Introduction
The advantages of the MAC protocol based on CSMA/CA are its simplicity and robustness. It is suitable for distributed networks. Each node does not need to maintain and dynamically upd...[Details]
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