Holtek Semiconductor has added another new member to its A/D Type MCU series. HT46RU22 is Holtek's new generation eight-bit A/D microcontroller. The difference in specifications from the existing prod...
[i=s]This post was last edited by ddllxxrr on 2014-2-24 11:11[/i] {:1_144:} I have to thank SOSO and eric_wang for posting this. When I bought this, the system seemed to have a malfunction. The chip c...
[i=s]This post was last edited by dj狂人 on 2015-1-28 20:13[/i] I forgot about the video because of the competition. Now I will continue to upload the follow-up videos. The videos are a bit large, so I ...
[i=s]This post was last edited by arthasarthas on 2014-12-31 13:02[/i] I dug up all the BlueNRG posts overnight, but no one said how to test the reception. Today I tested it, and the picture above sho...
This document introduces the basic knowledge and test methods of the common serial port on embedded systems.Please note that in the document, many descriptions of hardware are accompanied by the words...
In recent years, lighting has become an important area that countries around the world are targeting to promote energy conservation and environmental protection. According to statistics, about 20% ...[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]
Abstract: The output of high-range acceleration sensor is less than 10 mV under the excitation of small signal. The noise of traditional test system may cover such small voltage signal, so that hig...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[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
The core features of mobile value-added service products are mobility, immediacy and personalization. Mobile value-added services are a new service mode that is rapidly developing...[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]
Fairchild's FAN6208 is a synchronous rectification (SR) controller for isolated LLC or LC resonant converters that can drive two individual SR MOSFETs emulating the behavior of rectifier diodes. FAN62...[Details]
1. Introduction
Stepper motor is a basic component that converts electrical energy into kinetic energy. It has been widely used in a variety of electromechanical equipment, such as various machine...[Details]
Previously used primarily in high-power power supplies and large industrial and consumer power supplies, supercapacitors are now finding their way into products of all sizes, especially portable de...[Details]
First, the choice of charging location. Wireless charging technology is related to the distance and state of the charger and the charged device. That is to say, the distance between the two cannot...[Details]
1 Theoretical Analysis
Ultrasonic waves
When propagating in a suspension, the ultrasonic waves that encounter the suspended particles are scattered and attenuated at the interface, an...[Details]
1 Introduction
The early stage control system used relay control. Due to the large number of stage equipment, the number of control elements is huge and the wiring is complicated. Therefore, th...[Details]