I wrote a program to measure frequency using M3, but the result is wrong. I would like to ask if my method is correct:
Use timer 0 to time for 1 second, and timer 1 to count as a 16-bit edge timing. W...
Dear experts, how can I store a wav audio file in the external flash of a microcontroller? After storing it, can I call it out and send it to the speaker through a da chip (dac7611p from TI) to make t...
[i=s]This post was last edited by zwb4835 on 2017-6-22 13:59[/i] [backcolor=rgb(239, 245, 249)][size=14px]The circuit is shown in the picture. When debugging the circuit, it is found that the output v...
[size=13px]Understanding HID HeadlightsHID lights are known as revolutionary automotive lighting products in the 21st century. With the rapid development of automotive technology, computers, smart air...
What is the compilation environment of vivi bootloader? Is it Linux? If I want to develop wince, then the development environment must be installed for both wince and linux systems....
0 Introduction
Metal halide lamp (MHL) as a green lighting source has been widely used in the field of indoor and outdoor lighting. However, when using this green lighting source, the matc...[Details]
The small size and low cost of home appliance control boards mean that high-cost materials will not be used in the circuit to solve the electromagnetic interference problem. The interference of hom...[Details]
introduction
Mobile phones, MP3 players, hard disk players, digital cameras, PDAs and other devices are all controlled by navigation keys. Currently, the more popular navigation key contro...[Details]
Multiple Input and Multiple Output (MIMO) technology is arguably the next most important development in wireless communications since the advent of digital communications. Many new wireless commun...[Details]
Multi-parameter monitor is an important device in clinical nursing. It can monitor the patient's ECG, blood pressure, blood oxygen saturation, respiratory rate, pulse rate and temperature. At present,...[Details]
Preface
In the analog era, due to the unchanged specifications and relatively simple device connections, as well as users' low requirements for image quality, the relatively simple environment...[Details]
introduction
The data detected by various
measuring instruments
often need to be transferred to a PC for data processing and archiving, so as to make full use of the rich hardware an...[Details]
In the issue of ensuring the safety of drivers and pedestrians, the proportion of electronic technology has increased. According to the survey, 80% to 90% of traffic accidents are caused by driver...[Details]
1. What is fading?
In terms of scope, fading can be roughly divided into three types: large area fading, small area fading and indoor fading. As shown in Figure 1, large area fading refers t...[Details]
With the improvement of social automation, human-computer interaction capabilities urgently need a major change, and develop in a direction that is more convenient to use and more intuitive. Laser ...[Details]
Touch sensors have been in widespread use for many years, but recent advances in mixed-signal programmable devices have made capacitive touch sensors a practical, value-added alternative to mechani...[Details]
This paper introduces the technology and application of optical transceiver modules and digital non-volatile variable resistors in optical communication networks, and focuses on the design and appl...[Details]
1. Intrusion Detection System (IDS)
IDS is the abbreviation of "Intrusion Detection Systems" in English, which means "Intrusion Detection System" in Chinese. Professionally speaking, it monito...[Details]
China National Stadium Project Introduction
The National Stadium (Bird's Nest), the main venue for the opening and closing ceremonies of the 2008 Beijing Olympic Games, is located on the g...[Details]
With more and more countries, regions and cities legislating to require drivers to use hands-free calling systems, as well as the shrinking wallets of most consumers around the world and the uncert...[Details]