By default, uclinux uses the serial port to print information. Now I want this serial port to do other things. How can I turn off the serial port printing from the kernel?...
1. Board OverviewThe dual-receive and dual-transmit radio RF board based on XC7Z100+ADRV9009 is a special function board developed based on Xilinx ZYNQ FPGA and ADI's wireless transceiver chip ADRV900...
How can I select DSP and HPIC HPIA HPID through PCI2040? Which specific PCI register should be operated to achieve these goals? I didn't see a clear explanation on the Internet. The document said that...
If the instrument people engaged in automation control work are not clear about passive signals, active signals, passive contacts (dry contacts), and active contacts (wet contacts), they will definite...
[b][size=4]Abstract[/size][/b][size=4] [/size][align=left][color=rgb(85, 85, 85)][font="][size=4]In various digital signal processing systems, CACHE is widely used to make up for the speed difference ...
SinoWise's SH66xx series 4-bit microcontrollers have the characteristics of fast speed, low power consumption, simple structure, easy to use, and high cost performance. They are widely used in remo...[Details]
The latest C language tools allow you to quickly complete the design of algorithm-intensive applications even if you are not proficient in hardware development.
Hardware designers have b...[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]
Microelectromechanical systems (MEMS) are gradually entering the consumer, industrial, medical, automotive and computer application markets. Moreover, we cannot ignore their steady progress in the ins...[Details]
With the continuous improvement of living standards and the increase in the proportion of urban aging, the household use of medical electronic equipment has gradually become a trend. Among them, the...[Details]
At present, a hot spot for the research and development of hearing aids abroad is concentrated in China. To be more precise, it is based on the research of Chinese language and speech, and the deve...[Details]
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]
Signal sources have developed to a very wide range today. We can classify them according to the frequency range: ultra-low frequency (0.1m~1kHz), audio (20Hz~20kHz), video (20kHz~10MHz), radio fre...[Details]
To help improve DC/DC conversion efficiency at lighter loads and higher frequencies, Schottky diodes can be integrated into MOSFET chips to form a single package to reduce power dissipation in the ...[Details]
Broadband services supporting triple play voice, video and data are evolving for first mile customers (small businesses and homes). A key factor in this FTTx evolution is GPON (Gigabit Passive Opti...[Details]
This article will discuss a common problem in wireless mobile data reception.
Problems facing RF receivers
The common problem faced by RF receivers is that the same hardware must be used ...[Details]
AD604 is a product of Analog Devices (AD). Compared with similar products, AD604 has the characteristics of ultra-low noise, high precision, continuously adjustable gain, and the decibel (dB...[Details]
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]
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]
Intelligent video analysis system is the development direction of monitoring. This technology is not far away from us. The 1,300 channels of the Qinghai-Tibet Railway use video analysis to protect ...[Details]