Due to design requirements, I need to cut out an area in the inner power layer VCC. Make sure there is no copper in this area. What method should I use in Protel DXP? I found a polygon pour cutout. I ...
[i=s]This post was last edited by liaoyuanhong on 2016-2-6 22:07[/i] [font=宋体][size=6] Hello everyone, it's Chinese New Year. I wish you all a good mood, good health, a successful career, sweet love, ...
Is there any way to connect two COM ports on a PC? - -! For example, I have two COM ports, one is COM PORT 1 and the other is COM PORT 2. I want to connect them together and send and receive messages ...
Bluetooth uses a distributed network structure, fast frequency hopping and short packet technology, supports point-to-point and point-to-multipoint communications, and works in the globally common 2.4...
Excuse me, which registers provide offset addresses? Except for the instruction pointer register, I am sorry, I am a software major and don't know much about hardware. I hope you can answer me~!...
[color=#000]I used CC`C2000 software to program, and used the 510 emulator. Now there is no 510 emulator, so I plan to use CCS6.0 to program and use the 100V2 emulator. I also want to ask, what versio...
Calibrators are widely used in university experiments. Among them, there are two experiments in nuclear physics experiments in modern physics experiments (GM counter and β absorption) that require ...[Details]
Although improper medical device product design is not always associated with medical device-related errors. Studies of users have shown that lack of adequate training accounts for 70% to 90% of suc...[Details]
The circuit shown in the figure is a three-digit tachometer used to measure low frequency signals with a repetitive time interval of 0.235 to 15 seconds. The tachometer has a speed range of 4 to 255 r...[Details]
For more than 10 years, analog-to-digital converters (ADCs) have been widely used in industrial process control, medical instruments, communication systems, radar and other products as a booster of in...[Details]
In order to ensure the reliability of the driving assistance system and the basic functions of the car, and also to leave suitable connection interfaces for the car's future new entertainment and ...[Details]
A correct circuit design cannot be manufactured 100% correctly when it is taken to the factory for manufacturing. It will always be affected by various uncertainties, such as deviations in manufact...[Details]
Abstract:
QT1101 is a QTouch charge transfer (QT) device, a complete digital controller that can detect signals when approaching or touching up to 10 independent keys. It can be widely used i...[Details]
1 TM Card Introduction
TM (Touch Memory) card is a patented product of Dallas Company in the United States. It uses single-line protocol communication and completes data reading and writin...[Details]
With the development of LED technology, the application of LED has expanded from the traditional low-power portable product backlight to medium- and high-power indoor lighting, outdoor lighting, an...[Details]
introduction
The stepper motor is a control actuator and one of the key products of mechatronics. It is widely used in various automation control systems and precision machinery. The stepper...[Details]
With the development of the electronics and data industries and the promotion of distributed power supply systems in recent years, the application of DC-DC converters has become more and more wides...[Details]
0 Introduction
With the release of the "Elevator Supervision and Inspection Regulations", new requirements have been put forward for the inspection quality of elevators by inspection agenc...[Details]
0 Introduction
With the rapid development of modern science and technology and the progress of society, service robots are becoming more and more closely connected with people's lives,...[Details]
O Introduction
Semiconductor laser (LD) is a solid light source. It has been widely used due to its advantages such as good monochromaticity, small size, light weight, low price and low po...[Details]
Historically, GPS receiver designers have combined simulation and drive testing to determine receiver performance in complex environments. While GPS signal simulation provides a repeatable signal s...[Details]