-- Copyright (C) 1991-2005 Altera Corporation-- Your use of Altera Corporation's design tools, logic functions -- and other software and tools, and its AMPP partner logic-- functions, and any output f...
Netizen [aq1261101415] posted a post titled "Switching Power Supply Waveforms" , which talked about the waveforms at both ends of the switch tube in the intermittent state of the flyback current, and ...
Beijing Shunkaili Technology Co., Ltd. provides electronic components UZZ9001 KMZ41 for students. This is a set of sensors. 010-82127291 QQ: 443291235...
Why can't I see the SDK in VS2005 after I installed it? I used it to build an MFC device application, and there are only two platforms, PPC and SMARTPHONE? I installed the STANDARD SDK!! By the way, h...
The crystal oscillator on the learning board is 50M, and the AD is TLC549. I want to display the number collected by 549 through the LED output . The program is as follows: module amyad(clk,din,clk_ad...
I wrote the simplest LINUX. The keyboard driver found that it could not read the hardware. I don't know how to obtain the permission to read the hardware under the LINUX system. char button_statusFetc...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]