1.Sirf reference typical four or six layer board, standard FR4 material 2.All components should be surface mounted as much as possible 3.When placing the connector, try to avoid introducing noise into...
I am willing to use key interrupts, as I believe that every action can be avoided. However, in actual work, this is sometimes not necessarily a good thing, and in some sense is a bad thing.
I looked a...
I am using Samsung's BSP. I have basically run through the eboot. Now I am working on running the ram from the nk.bin read from the flash. The problem is here. In the nk.bin file, I can see that the l...
RT, who knows more about it, can you recommend a brand of PCMCIA to serial dual-port card, and also tell me the price. The reason why I want to buy a dual-port card is that if I am interested, I can a...
I don't know if you have noticed that the base stations that we see everywhere are gradually becoming colored. Why are they colored? Some say it is for camouflage. Others say it is for aesthetics.In f...
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
My colleague and I spent the day chatting in the hotel bar. We had met with several customers. We were both wondering how come these engineers we were meeting knew almost nothing about analog techn...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
In the analysis of electronic circuits, static analysis (also known as DC analysis) is the basis of circuit analysis. However, it is well known that electronic components are nonlinear, so the anal...[Details]
RS-422 and RS-485 are both serial data interface standards, which were developed and published by the Electronic Industries Association (EIA). RS-422 defines a balanced communication interface with a ...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
Describe how to meet the challenges of complexity with a modern wiring design toolset. Option codes and expressions can simulate the variables of an automotive project. A full-featured tool suite c...[Details]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
1 Introduction
With the rapid economic development, my country's electricity demand has been growing at a rate of more than 20% per year. According to the current economic development trend an...[Details]
1 Overview
In the field of traditional lighting, the concepts and definitions of lamps and lamps are clear. Lamps and lamps have their own applicable product standards, supporting technical st...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]