I am an overseas student. I suddenly found it very painful to learn mbed programming. Besides, I am a transfer student and I did not study for the first year. Now the teacher requires me to make a sma...
[i=s]This post was last edited by Zeng in on 2015-8-9 17:59[/i] As the title says, putchar() is redefined. The source code is almost the same as the example on the official website, except that the pr...
RS-232 serial interface standard Currently, RS-232 is the most widely used serial interface in PC and communication industry. RS-232 is defined as a single-ended standard that increases the communicat...
In the early 1990s, portable phones were all the rage. With the rapid development of electronic technology, today's mobile phones can not only send emails and text messages, but also take photos, ch...[Details]
Introduction
The market for wireless telemetry products is developing rapidly. Recently, the industry has also set off a revolution in wireless applications. Wireless telemetry technol...[Details]
As a branch of signal and information processing, digital signal processing has penetrated into various fields of scientific research, technological development, industrial production, national defens...[Details]
0 Introduction
Today, with the rapid development of electronic technology and the emergence of new multifunctional electric energy meters, the choice of memory in the electric energy m...[Details]
introduction
Mobile phones, MP3 players, hard disk players, digital cameras, PDAs and other devices are all controlled by navigation keys. Currently, the more popular navigation key contro...[Details]
When using GPS for positioning, it will be affected by various factors. The factors that affect the accuracy of GPS positioning can be divided into the following four categories (see the figure be...[Details]
Overview
In recent years, the vigorous development of integrated circuits has created a huge space for the research and application of digital circuits. FPGA has low power consumption, high re...[Details]
Introduction
The MAX2116 P1db data is measured at specific combinations of RF and baseband gain over the adjustable range of these two gains. These data can be used to select gain control se...[Details]
In the process of RF transceiver application, adjusting the processing gain (PG) of the direct sequence spread spectrum communication system (DSSS) can obtain excellent anti-noise performance, whic...[Details]
The difference between CCD and CMOS sensors Mr.OH! briefly introduced CCD and CMOS in the second lecture, but for most students, what they see is a combination of integrated chips! The detailed int...[Details]
Abstract:
Aiming at the problems of repeated design and high cost of existing LED large-screen displays, a modular LED large-screen display is proposed, which can realize flexible configurati...[Details]
1 Introduction
In recent years, with the rapid growth of mobile phones and MP4 video players, it is estimated that the production of mobile phones this year will reach 1 billion units, and...[Details]
Portable products are generally powered by batteries. Due to cost and size considerations, there is a trend to reduce the number and size of batteries used in design. If the number of batteries is ...[Details]
1 Introduction
In many communication systems, the base station usually sends a training sequence for the terminal to synchronize with the system. The synchronization here includes time syn...[Details]
1 Introduction
Many test systems require real-time data acquisition while continuously moving. If the test process is discontinuous, or the test position is in front and the acquisition is...[Details]
Embedded System
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