I have been a bit busy recently and have not worked on Renesas's small board. I took advantage of the weekend to do a simple experiment - PC controlling digital tubes. First, I used VC++ to write a sm...
[align=left][b][color=#000000]1. Basic functional safety concept [/color][/b][/align][align=left][color=#000000]All systems have a quantifiable test probability. [/color][color=red]An absolutely safe ...
[i=s]This post was last edited by yhye2world on 2017-11-6 23:07[/i] I am a MCU user and want to learn OS. Please help me: [size=14px]1. Which one should I learn? FreeRTOS, uCOS, or RT-Thread? Or other...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:08[/i]Hey guys, can you help me figure out why the following program to control the X9241 digital potentiometer does not produce any results?...
It says chip enable program error. It started fine. A friend of mine used his USB downloader to write the fuse bit, but it can no longer burn programs or do any other operations on the avr. Please hel...
My requirement is to realize the self-upgrade function during the program running.That is to say, the running program will write the new program received from the serial port into the Flash, and the n...
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[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]
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]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
Currently, the commonly used solar cell technologies include monocrystalline silicon solar cells and polycrystalline silicon thin-film solar cells. Production process: Monocrystalline silicon solar...[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]
1 Introduction
At present, advocating health has become the focus of people's attention, and the emergence of treadmills has become more and more popular. People can exercise at home or in the ...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]