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
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]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[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]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
1 Introduction
There have been many studies on the detection and protection of power grid short circuit and line fault. The short circuit, overload and overvoltage protectors on the market have ...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
Single-chip microcomputers are widely used because of their small size, powerful functions and low price. This article introduces the method of designing a micro electronic piano using the AT89C51 sin...[Details]