International Rectifier (IR) recently launched three new 25V DirectFET MOSFETs, including the IRF6622 control MOSFET, IRF6628 and IRF6629 synchronous MOSFETs, which are mainly used in embedded CPU pow...
I have seen the structure diagram of the 51 IO port, and I think that if the internal voltage is set to 0 first, then no matter what the external voltage level is, it will be pulled to a low level and...
[i=s] This post was last edited by zhaogong on 2017-6-21 00:29 Edit This article will briefly introduce my experience of learning and playing with the Bluetooth routines in the official SDK package. F...
Foreign Examples a. The MOS large-scale integrated circuits produced by Motorola, the microprocessor (CPU), were carefully observed and recorded during the 11 weeks of aging test. It was found that at...
How to add self-generated function library to winavr+avrstudio system? Now only function library is generated, for example: mylib.a, mylib.h. However, when adding the paths of these two files to the p...
Figure 1 I am learning how to use Allegro. The visibility control panel of PCB Designer can set the layer color, as shown in the teaching material:[color=Red][b]But I don’t know how to save it as this...
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]
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]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]
Liquid crystal display (LCD) panels have a wide range of applications, from small portable electronic devices to large fixed devices, including digital cameras, laptops, personal data assistants, d...[Details]
When the so-called "copycat phones" that flood the domestic mobile phone market move towards large screens, stereo amplifiers, touch controls, and even GPS navigation and mobile TV, the homogeneity...[Details]
1 Battery technology determines the fate of energy vehicles
Regardless of whether new energy vehicles are hybrid or pure electric vehicles, they cannot do without the core technology of batter...[Details]
1 Introduction
Power supply ripple will interfere with the normal operation of electronic equipment, causing malfunctions such as computer crashes, data processing errors and control system fa...[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]
The rapid development of the automobile industry has promoted the progress of global machinery, energy and other industries, as well as the development of economy, transportation and other aspects,...[Details]