The basic usage of serial communication was introduced above. The query method was used to receive data, which was inefficient. We can also use the serial port receiving event (serial port receiving i...
I compiled the example mapirule and copied mapirull.dll to the simulator\window\, then manually added the information of two registry entries. After soft-starting the simulator, I started tmail.exe, b...
The result is in the display, I am confused, share it with everyone and consult everywhere. I also ask everyone here, and also ask the experts/when importing STEP files, why is it not displayed, the r...
Hello everyone:The frequency divider in the picture is made of two D-type flip-flops connected in series. It is used in LCR meters to generate 0-degree and 90-degree orthogonal signals,but I don't und...
introduction
At the beginning of this century, Veit used Einthoven's galvanometer to record the electrical activity of the human pregnant uterus from the body surface for the first time. In 19...[Details]
In the test of the electronic ignition module, in order to simulate the real working condition of the electronic ignition system, the electronic ignition module is often placed in an environment hi...[Details]
Infrared remote control is widely used in household appliances, security, industrial control and people's daily life, especially household appliances and security.
When there are many TVs, VCD...[Details]
0 Introduction
SAA7111 is a programmable video processor produced by Philips. The chip integrates A/D and decoding functions. It has phase lock, automatic clamp, automatic gain control, cl...[Details]
With the development of supermarket industry and the strengthening of loss prevention awareness, the use of electronic anti-theft equipment (EAS) has become very popular in various parts of the countr...[Details]
Lithium-ion batteries have a high energy-to-weight and energy-to-volume ratio, no memory effect, can be recharged many times, have a long service life, and are becoming increasingly cheaper. A good...[Details]
The overcurrent and overheating coordinated protection technology implemented by polymer positive temperature coefficient devices (PPTC) can protect motors, controllers and electronic components in...[Details]
introduction
The fall detector is suitable for elderly people and children with poor self-care and self-protection abilities. It senses changes in the body posture of the individual wearing th...[Details]
summary
Theoretically explains how to set up a PFC boost regulator using a current sensing transformer with the UCC3817 control IC.
1. Schematic
The schematic diagram is show...[Details]
A well-designed electronic load is not designed just for use in the lab; it should be carefully designed and built to test actual power systems. This is true for military portable systems, such as ...[Details]
1. Introduction
The UCC28051 reference design is a 100W offline AC/DC voltage converter with power factor correction (PFC). This power module design is intended to illustrate how to proper...[Details]
1 Basic structure and function of implantable cardioverter defibrillator (ICD)
ICD consists of two parts: the pulse generator and the electrode lead. The main components of the pulse generator...[Details]
LED dot matrix blocks have the advantages of high brightness, uniform light emission, good reliability, and easy assembly, and can form display screens of various sizes. At present, LED display scr...[Details]
I hope my mobile phone has more functions, I hope my digital camera is smaller, I hope my Walkman can listen longer... Consumers are always full of expectations for the performance of portable electro...[Details]
Pulse compression technology refers to the process of modulating the wide pulse signal emitted by the radar (such as linear frequency modulation, nonlinear frequency modulation, phase coding), and ...[Details]