This article is excerpted from "Altera FPGA/CPLD Design - Advanced Edition" Generally, when we instantiate the phase-locked loop of Altera devices, we can see several PLL internal feedback modes corre...
[i=s]This post was last edited by zhjb1 on 2017-10-30 21:22[/i] The following experiment is very simple and classic - just make the magnetic needle parallel to the Z, X, and Y axes respectively, and t...
This article is transferred from the InternetI don't know if every photography enthusiast or equipment enthusiast has an "evil" idea in their heart, wanting to disassemble the camera to see what secre...
EBOOT died after running to bl [b]OALXScaleSetFrequencies[/b]. I searched for the original code of OALXScaleSetFrequencies and found it in C:\WINCE500\PLATFORM\[b]SMDKPXA270[/b]\SRC\COMMON\Freq\freq.s...
I am a junior and will soon start my internship. I am studying embedded systems and am currently learning ARM and LINUX. However, I don’t know how to learn and I am a little confused. I also don’t kno...
I am a beginner in wince and hope to use the Text-To-Speech library provided by Microsoft to realize voice. When customizing the system, I have checked Speech SAPI and exported the corresponding SDK, ...
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
0 Introduction
With the rapid development of social economy and science and technology, electric locomotives, subways and electric vehicles will be widely used. The power conversion and cont...[Details]
Introduction
Today, as IC (integrated circuit) has developed to a super-large scale, IC design based on IP (Intellectual Property) cores and their reuse are important means to ensure the ef...[Details]
introduction
At present, the research on micron and nanotechnology is very active, which has led to the rapid development of microtechnology and micro-mechanical electronic system (MEMS) t...[Details]
Zarlink Semiconductor has developed an ultra-low-power RF transceiver chip for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices. It has high data rates, low power c...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
1. Advantages of CAN-bus in coal mine communication
Coal mine production is a field closely related to the national economy and people's livelihood. Among them, coal mine safety is undoubtedly ...[Details]