I designed a 3-8 priority encoder using vhdl language. When writing a testbench and using modelsim for sequential simulation, it started normally, but an indeterminate state X appeared in the middle (...
In learning, teachers are a very critical link. This is certainly no exception for embedded learning. Therefore, in embedded learning, teachers are one of the most important factors. What kind of teac...
As the title says, I am currently studying for my master's degree in Japan, and my research lab is researching RF CMOS. I am currently choosing a research topic, so I would like to ask for your advice...
at9200 arm9 core frequency 200M, soldered motherboard, including serial port debugging line, without data CD.(Note: Source code compilation tools and other information DVDs will cost an additional 2 y...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:01[/i] [color=#333333][font=Verdana, Helvetica, Arial, sans-serif]MediaTek (2454-TW) held an earnings conference on the 31st. General M...
[i=s] This post was last edited by Aguilera on 2018-3-19 21:04 [/i] [size=4] DSP is very fast. In order to ensure the running speed of DSP, the external memory needs to have a certain speed, otherwise...
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]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[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]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[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]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[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]
Traditionally, when using PLC to control stepper motors, a dedicated stepper motor control intelligent module is usually added to the PLC, and then connected to the drive power supply to realize th...[Details]
Since the first rechargeable battery was invented in 1859, batteries have been developed for a century and a half. With the improvement of human science and technology and the advancement of manufa...[Details]
LED (Light-emitting diode) is widely used in indication, display and other fields due to its advantages such as long life and low energy consumption. Reliability, stability and high light output ar...[Details]
A common problem encountered in electronic design is the testing of the transmission characteristics of the circuit under test (DUT). The transmission characteristics here include gain and attenuat...[Details]
: Ambiguous operators need parenthesesAmbiguous
symbol ``xxx``Argument
list syntax errorArray
bounds
missingArray
size
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character
in paramentersBad
file
name format in i...[Details]
Beijing time, July 2 morning news, Google last week released its own brand tablet computer Nexus 7, equipped with its latest operating system Android 4.1 "Jelly Bean". But market research firm Ovum sa...[Details]