This program uses an independent keyboard to switch the running light style. It uses interrupts to control the buttons. The source code is as follows: #pragma vector=PORT1_VECTOR __interrupt void Port...
ARM chips basically have unique serial numbers, which brings great convenience to intellectual property protection, product encryption, and product serial number settings. However, different manufactu...
101 Degrees Water, after launching the step-by-step tutorial on porting ucgui on stm32, launched a set of UCGUI video tutorials, which systematically analyzed UCGUI and helped ucgui enthusiasts to lea...
This table collects the terms[/size][/font][url=http://www.analog.eet-china.com/SEARCH/ART/%CA%F5%D3%EF.HTM][font=楷体_GB2312][size=3][color=#0000ff][/color][/size][/font][/url][font=楷体_GB2312][size=3] ...
My board is at91sam9263ek. The mkyaffs2image generated by the official source package for yaffs2 cannot be used. A friendly introduction: U-Boot 2010.06 (Jan 10 2012 - 03:06:32)
DRAM: 64 MiBNAND: 128 ...
The amplification center frequency is required to be 100kHz and the bandwidth is 40kHz. The large signal power supply range should be larger. There are no special requirements for other parameters....
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]
introduction
1 The significance of using RTOS on MSP430
It is understandable that it is meaningless to use RTOS on MSP430. Because the hardware resources of MSP430 are limited (for exampl...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[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]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[Details]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
a. Keep the battery clean, wipe off the spilled electrolyte, contaminated dirt and dust in time; keep the poles and terminal clamps clean and in good contact, and apply vaseline or butter to preven...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[Details]
1 Load Regulation
Changes in power supply load will cause changes in power supply output. When the load increases, the output decreases, and vice versa, when the load decreases, the output inc...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
This article focuses on closing the feedback loop of an isolated power supply using a TL431 shunt regulator. The article discusses a method to extend the bandwidth of the power supply control loop ...[Details]
Power supply is often the most easily overlooked link in the circuit design process. In fact, as an excellent design, power supply design should be very important, which greatly affects the perfor...[Details]
DigRF
is
poised to replace the two main forms of data communication paths between RF and baseband semiconductor devices:
analog
signaling, and proprietary digital signaling (paralle...[Details]