At present, computer hardware education in China is still in its infancy. Due to the requirements of the practical environment and laboratory, hardware education in most training institutions and voca...
[size=5][color=#ff0000] Speaking of engraving machines, I planned to get one when I was in college, but the funds were limited at that time and I didn't have the ability to do it. I planned to DIY it ...
I heard that STC8 is the best series of 51 microcontrollers currently?
It has up to 8K SRAM, 64K Flash, 5 timers, and 4 serial ports. All series have IIC and SPI, and most have ADC. STC8H also has har...
Phenomenon: (1) All BOOTGPIO are pulled high and the emulator cannot be connected; (2) There is a periodic RST signal; (3) After removing the pin pull-up resistor, the Boot mode is set to the first Pa...
Design a 16-QAM modulation and demodulation scheme, with parameters such as source rate, number of symbols, modulation frequency, sampling frequency, etc. set by yourself. The channel noise is Gaussia...
introduction
At the beginning of this century, Veit used Einthoven's galvanometer to record the electrical activity of the human pregnant uterus from the body surface for the first time. In 19...[Details]
Medicines are special commodities. If patients are given the wrong medicine, fake medicine, inferior medicine or expired medicine, it will pose a threat to people's health and lives.
In recent...[Details]
The role of digital-to-analog converters
Real-world analog signals, such as temperature, pressure, sound, or images, are constantly being converted into digital form that is easier to store, p...[Details]
Many medical applications require portable, self-powered devices that do not require external power and data cables. The most obvious example is a portable data logger that patients carry with them to...[Details]
As a single-host multi-slave bus system, the number of slave devices that can be connected to a 1-Wire bus is almost unlimited. In order to avoid logical conflicts, the 1-Wire bus interfaces of all...[Details]
0 Introduction
At present, the analysis of intra-pulse signals in pulse radar has always been a hot topic and difficulty in research. How to measure the intra-pulse carrier frequency more ...[Details]
Complex circuits and 3D EM simulation tools have reached a point where complex system-level behavior can be simulated before fabrication. Performing EM simulations simultaneously with circuit simul...[Details]
1. Introduction
The intelligent detector discussed in this paper is an integrated semiconductor photodetector. Compared with traditional semiconductor photosensitive devices, its most ...[Details]
1. What is fading?
In terms of scope, fading can be roughly divided into three types: large area fading, small area fading and indoor fading. As shown in Figure 1, large area fading refers t...[Details]
A financial analyst pointed out that the signal reception problems of Apple's 3G iPhone may be caused by some defective chips.
Richard Windsor, an analyst at Nomura Securities, said in a resea...[Details]
introduction
Image compression technology is becoming more and more important in modern life. With the improvement of data processing speed of DSP, a single-chip DSP can achieve good results...[Details]
1. Introduction
The balance ability
of human beings
is the basis for people to carry out various sports. People need
balance ability
to stand, sit, lie down and walk
. Once
...[Details]
Abstract: This paper uses the S3C2410 chip GX development board with ARM920T core as the hardware platform and Windows CE operating system to design an embedded system touch screen interactive func...[Details]
Abstract:
The signal flow of the external transceiver in the WCDMA/TD-SCDMA protocol is analyzed. The analysis results show that most of the functional modules in the WCDMA/TD-SCDMA external tr...[Details]
In today’s body control module (BCM) designs, knowledgeable engineers are moving away from electromechanical relays wherever possible. Their next step is to eliminate fuses. But is eliminating ...[Details]
Embedded System
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