Wireless systems, including communication, networking and sensing systems, play a vital role in our information age society in many areas such as public services and security, consumer, industrial, sp...
Guan Baiyu from the Ministry of Industry and Information Technology: LED packaging technology is currently the biggest challengeSource: LED Global Online Editor: Qi FaxinAt the "2010 Second Quarter Ch...
The topic is a bit confusing, let me explain it again: If you use ADS (ARM Developer Suit v1.2) to create and compile a simple project, you only need to select ARM fromELF in the post-linker option. A...
The kernel of the mips kernel can already support USB disks, but it must be mounted manually, manually input mount -t msdos /dev/sda1 /mnt/sda1, how can I make the USB disk automatically mount? Thanks...
The single-chip microcomputer is also called a microcontroller because it was first used in the field of industrial control. The single-chip microcomputer is developed from a dedicated processor with ...
I am currently working on a low-frequency power amplifier problem. The problem requires that one section of the load be grounded, so I had no choice but to choose the half-bridge mode for the output s...
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]
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[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. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
introduction
At present, measuring instruments are developing towards networking, and each individual embedded instrument will become a node on the Internet. This system realizes the network...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
introduction
LEDs continue to gain popularity in automotive applications, thanks to their long lifespan and the flexibility they offer for body styling and interior design. Some may be surpris...[Details]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
1 Introduction
Washing machines are an indispensable household appliance in the home, and they are developing very fast. Fully automatic washing machines are favored by everyone because of their con...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]
0 Introduction
With the rapid development of modern power electronics technology, various power electronic devices have been widely used in various fields such as power systems, industry, an...[Details]