I connected the circuit according to the data sheet. Why is there no result when the circuit is simulated? I can't realize the amplification function at all. How can I fix it? Please help me....
0 WLAN usb 1-1: Manufacturer: ATHEROS usb 1-1: SerialNumber: 12345 usb 1-1: configuration #1 chosen from 1 choice usb 1-1: reset full speed USB device using s3c2410-ohci and address 2 usb 1-1: firmwar...
As the title says, in the header file, on and off are defined as 1 and 0 respectively, and a switch flag is set to determine whether to use the precompiled function content. Is it possible to automati...
I recently bought a Taiwan Elan MCU for experimentation. The MCU model is: EM78P156E series. I also bought an emulator and a burner. Today I wrote a 4*4 keyboard scanning program. When emulating, the ...
PlaySound can play sound data in memory. I failed when using the following code PlaySound(pBuff,NULL,SND_MEMORY|SND_ASYNC|SND_LOOP); Has anyone made related programs before?...
[size=4]Since the application is running on MontaVista Linux, the address space in the application is a virtual address, and the actual physical address space is not necessarily continuous. When this ...
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]
As a wireless broadband metropolitan area network standard, WiMAX technology has greater advantages than previous 3.5GHz MMDS products in terms of non-line-of-sight transmission and spectrum utiliz...[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]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[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]
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]
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]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
With the rapid development of the national economy, lifting and hoisting operations are used more and more frequently and widely in various fields of economic construction. China has continuously expl...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
IntroductionLED
billboards are a kind of information display terminal for the public, which has a wide range of civil and commercial values. However, the information displayed on most LED bil...[Details]
The principles to be followed are as follows:
(1) In terms of component layout, related components should be placed as close as possible. For example, clock generators, crystal oscillat...[Details]
Abstract: Based on the analysis of the characteristics of the IRIG-B (DC) code type, a design method for IRIG-B (DC) time code decoding is proposed. This method consists of a small number of periph...[Details]
Traditional synthesis techniques are increasingly unable to meet the needs of today's very large and complex FPGA designs implemented in 90nm and below process nodes. The problem is that traditio...[Details]