I compressed rfs_816x using lzma format, uploaded it to svn, and downloaded rfs_816x.tar.lzma to linux again. The decompression failed. Why? An error message appeared: tar: rfs_816x /var/run/dbus:Cann...
Circuit boards are the support for circuit components and devices in electronic products. Even if the circuit schematic PCB is designed correctly, improper printed circuit board PCB design will have a...
Has anyone made a 0.3mm thick PCB? I have a 250mm*90mm PCB in my hand. The thickness is 0.3mm. It is very soft and can be formed into a circle. I don't know if this is made of our common FR-4 material...
[align=center][size=5][b]A very comprehensive proteus tutorial[/b][/size][/align] [size=4] This is a very comprehensive and practical tutorial about PROTEUS. It starts with an introduction to the soft...
[b] There are usually two ways to detect whether the ordinary zinc-manganese dry battery has sufficient power. The first method is to estimate the internal resistance of the battery by measuring the i...
Recently I have found many posts about the STM32F429 development board. Can I ask you guys, is this board still available on Taobao? I think it is very good after reading the information uploaded by e...
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Abstract
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RFID technology will be ubiquitous in the future, and there is no doubt about it, because it brings convenience and timeliness to people, which means efficiency and...[Details]
Overview
PS pressure sensor is an electronic pressure sensor made of semiconductor diaphragm structure. It can convert the physical quantity of air pressure into electrical signals and detect ...[Details]
The 21st century is the century of life and health. The rapid progress of life sciences continues to promote human understanding of their own health and diseases. How to develop innovative medical ele...[Details]
This article discusses how to use an ultra-low-power RF transceiver chip from Zarlink Semiconductor for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices t...[Details]
Controller Area Network (CAN) is a type of fieldbus. It is a serial communication network that effectively supports distributed control or real-time control and is recognized as one of the most pro...[Details]
In some warehousing management, manufacturing, meteorological observation, scientific research and daily life, the requirements for temperature and humidity are common. For example, the "Interim Pr...[Details]
TD-SCDMA terminal conformance test includes three types of tests: RF index test (reference standard: 3GPPTS34.122), protocol signaling test (reference standard: 3GPPTS34.123) and other tests (refer...[Details]
1 Introduction
In the current test field, the correlation detection method is increasingly widely used for filtering. Correlation filtering can easily separate a signal of a specific frequency...[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]
Chapter 1 Proposal
Endless salespeople interrupt your normal work schedule;
Employees leave their work stations without permission during working hours;
Unauthorized persons ente...[Details]
introduction
When we run or ride a bicycle, the vibration of our arms often makes the images displayed on the electronic devices in our hands look blurry. Long-term viewing (such as watchi...[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]