Why does the AVR C program keep re-executing the main() function after any interrupt is enabled? ? Tip: No interrupt routines are defined in advance. Thank you very much! Please email to lijian_8010a2...
Circuit Function and Advantages
The circuit shown in Figure 1 measures peak and rms power at any RF frequency from 450 MHz to 6 GHz with approximately 45 dB of dynamic range. The measurement result is...
VC++ DirectShow image rotated 90 degrees output distorted screen. I rotated the image 90 degrees in transfilter and passed it to the third filter. I found that the image was distorted. The resolution ...
Now, when we talk about games, it is a hot topic. Not only young students and employees, but even employees in their 30s in the company often discuss the level issue, which shows its popularity. Games...
According to the theory of signals and systems, after the signal is modulated by AM , the spectrum shifting effect will occur.
TGF4042 can generate AM signals. By using the FFT function of an oscillos...
I participated in CC3200 LaunchPad and got E coins, which I exchanged for a 200-dollar JD E card. I posted a picture of it. Hehe. [/size][/font][/color] [color=#0080][font=微软雅黑][size=2] [/size][/font]...
The rapid development of the Internet has realized high-speed information transmission and resource sharing, greatly facilitating people's lives. Embedded systems are widely used in various electr...[Details]
Today's computer peripherals are pursuing high speed and high versatility. In order to meet user needs, seven companies led by Intel launched the USB (Universal Serial Bus) bus protocol in 1994, wh...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
introduction
Solar cells and LED lighting are typical applications of new energy and energy-saving and efficient technologies. Solar LED lighting uses solar cells to convert solar energy...[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]
The solidification and modularization of intelligent video analysis algorithms are the current trends in the application of intelligent video analysis technology. It perfectly combines intelligent ...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[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]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
As a new type of centralized and decentralized elevator control system, serial communication has been widely used in China. Compared with the previous centralized and unified control system, each s...[Details]