Our company needs to recruit 3G, embedded, DSP/FPGA, electronics experts (full-time or part-time) for business development! Requirements: 1 More than five years of actual project experience, 2 Outstan...
[i=s]This post was last edited by chenzhufly on 2015-4-17 01:26[/i] [align=center][size=3]Author: chenzhufly QQ: 36886052[/size][/align][align=left][size=3]1. Hardware environment[/size][/align][align...
Now I am working on a task which is to mount a SATA hard disk on 2440, but it seems that there is no SATA controller on 2440. I don’t know which direction to go to solve this problem. I wonder if anyo...
[align=left] I saw a report about this pure electric car SIM-CEL on Sina Technology half a year ago. It has a very cool appearance and performance. Yesterday, I attended the automotive technology semi...
[size=4] When dealing with practical application problems of RF systems, there are always some very difficult tasks, and matching the different impedances of the cascaded circuits is one of them. In g...
I would like to ask how to calculate the two resistance values of resistance Rg and resistance Rgs, and also how to choose the temperature fuse, what current and temperature value should be selected?...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[Details]
With the rapid development of science and technology, especially the widespread application of digital technology and various ultra-large-scale integrated circuits, electronic equipment, especially...[Details]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
introduction
MAX6636 is a multi-channel precision temperature monitor that can not only monitor local temperature, but also connect up to 6 diodes externally. Each channel has a programmable...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]