Actual circuits are composed of non-ideal components, and many unexpected situations may occur during design. When debugging the ordinary full-bridge power supply shown in Figure 1, the output is not ...
There is already a thread about serial port evaluation: https://bbs.eeworld.com.cn/thread-1146793-1-1.html But the author should have used an independent USB-to-serial port module, and only tested "th...
[i=s]This post was last edited by zhaojun_xf on 2015-4-14 13:28[/i] If you use JAVA for development (such as: [align=left][color=rgb(192,192,192)][backcolor=rgb(255,255,255)]Andriod[/backcolor][/color...
[b]Overview[/b] Software Defined Radio (SDR) is a radio broadcast communication technology that is based on software-defined wireless communication protocols rather than hard-wired. Frequency bands, a...
[i=s]This post was last edited by cl17726 on 2014-6-4 20:07[/i] Is there any brother who can provide a 150MHz oscilloscope with AUTO function and probe? Please quote the price. Ideally, less than 1500...
This was removed from a device that detects whether transparent glass bottles have defects. The red one is an LED light, which will shine light into the glass bottle, and then the probe can detect the...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
A single-chip microcomputer is also called a single-chip microcontroller. It is not a chip that completes a certain logical function, but a computer system integrated into one chip. In general, a c...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[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]
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]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[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]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
Analogue and Mixed Signal
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