Communication connection of DIY mobile phone + Blue Rain Night GPRS module Although the data sheet of the GPRS module recommends a level shifting circuit, I recommend a chip TI's [size=14px]27O[/size]...
I encountered a puzzled problem when debugging the Bluetooth module and enabling serial port transparent transmission. I used the Nova-nvc-MDCS42A Bluetooth module. This module has many SPP channels, ...
After porting ucos yesterday, I downloaded another non-operating system program (downloaded successfully and can run), and then j-link could not be downloaded. I thought it was because I had used it f...
Unconsciously, 2016 has passed. I am still single even though I am a junior. This is a funny fact:Sad:. Hi, even so, with so many single people around, I won't compare myself with those who are not si...
The hardware circuit principle is shown in Figure 1. In the specific design, each part should consider the anti-interference problem to minimize the impact of interference on the performance of the...[Details]
In the field of software development, the most critical but also the most unpredictable phase is the debugging phase. There are many factors that play a role in the process of software debugging, a...[Details]
Combined with Samsung's ARM9 series embedded processor S3C2410, this paper explains how to perform modular programming of LCD driver and how to statically load the driver into the system kernel.
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The full name of RFID is Radio Frequency Identification, which uses radio frequency to realize data transmission between programmable controller (PLC) or microcomputer (PC) and identification, ther...[Details]
1. Intrusion Detection System (IDS)
IDS is the abbreviation of "Intrusion Detection Systems" in English, which means "Intrusion Detection System" in Chinese. Professionally speaking, it monito...[Details]
With the continuous development of digital television, the demand for high-definition is imperative. H.264, as a new generation of compression standard, has a more complete algorithm than MPEG-2, ...[Details]
China National Stadium Project Introduction
The National Stadium (Bird's Nest), the main venue for the opening and closing ceremonies of the 2008 Beijing Olympic Games, is located on the g...[Details]
With more and more countries, regions and cities legislating to require drivers to use hands-free calling systems, as well as the shrinking wallets of most consumers around the world and the uncert...[Details]
After being widely adopted in applications such as backlighting of portable products with small and medium-sized screens, light-emitting diodes (LEDs) have entered the field of general lighting in ...[Details]
Broadcom Corporation announced that its integrated digital TV system-on-chip (SoC) solution, the BCM3549, has been selected by LG Electronics for use in two new broadband high-definition television...[Details]
In view of the fact that a single ordinary type of fire detection alarm can no longer meet the demand, the use of multiple sensors to comprehensively collect various abnormal information before a f...[Details]
Introduction
As mobile devices become more multifunctional, the operating voltage of their power circuits has also become diversified. Specifically, taking a typical mobile phone as a...[Details]
0 Introduction
With the rapid development of my country's economy and the improvement of people's living standards, energy and resources have become increasingly scarce, and power shortage...[Details]
Photovoltaic power generation can provide sustainable energy for human beings and protect the environment on which they depend for survival, but its low power generation efficiency and relat...[Details]
In the current international financial crisis, video surveillance is one of the few industries that has grown against the market trend. Market research firm ABI Research predicts that in 2009, two ...[Details]
DIY/Open Source Hardware
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