The performance of antennas, including those for mobile terminals, is closely related to their size. When discussing antennas, the standardized electrical length, which is based on the frequency wavel...
[i=s]This post was last edited by johnrey on 2019-1-21 16:07[/i] [size=14px]Although the last round of sensor evaluation was not very smooth, and there are still many problems left unresolved, we fina...
[font=宋体][size=4] [/size][/font] [font=宋体][size=4] When reading integrated circuit manuals, for I/O ports, some device manuals will say that the port can have built-in pull-up/pull-down resistors. Gen...
The same pin, STM32 is set to input mode. The oscilloscope shows a high level, but the microcontroller pin reads a low level. Has anyone encountered the same phenomenon? What is the reason?...
Signal and System Southeast University Mengqiao : https://training.eeworld.com.cn/course/4243Through the study of this course, students should be able to master the basic theories and methods of basic...
The most important point in using instruments is the installation of the instruments. Only when they are installed correctly and there are no external factors around the instruments that can interfer...[Details]
With the development of technology, Bluetooth technology is being used more and more widely, and at the same time, the standards for testing Bluetooth products are getting higher and higher.
B...[Details]
Does the magnetic flap level gauge need to be calibrated? Magnetic flap level gauges need to be calibrated. Magnetic flap level gauges are a kind of measuring instrument with high frequency of ...[Details]
On April 12, Zhang Jiale, general manager of Guorun Energy Storage, delivered a wonderful speech entitled "Research Progress and Industrialization of All-vanadium Liquid Flow Battery Systems an...[Details]
Acceleration
sensor
is a
sensor that
measures
the acceleration of the device body. It mainly measures the inertial force inside the sensor and calculates the acceleration data. Accel...[Details]
Not long ago, Han's Laser received an "Inquiry Letter Regarding Han's Laser Technology Industry Group Co., Ltd." issued by the Shenzhen Stock Exchange. In response, Han's Laser responded on July 25 a...[Details]
Under the same observation conditions, a certain quantity is observed n times. If the error appears with the same size and sign or changes according to a certain rule, this error is called a system...[Details]
0 Introduction
VHDL ultra-high-speed integrated circuit hardware description language has gradually developed with the systematization and high integration of integrated circuits. It is an...[Details]
The client is a company that mainly sells computers (including embedded computers), storage devices, storage systems, software and auxiliary equipment, electronic devices and components; desi...[Details]
The home gateway is the core component of the embedded smart home system, and the designed wireless transceiver module circuit is a part of the home gateway. The principle and design method of the ...[Details]
Hardware 1. Turn off the CPU watchdog 2 Configure the CPU working clock 3. The program needs to run in SDRAM, so SDRAM must be initialized Software 1 To run a function, stack space is required, so ...[Details]
In recent years, the industry has shown a growing interest in ultra-high-efficiency LED lighting topologies, expecting to provide more than 90% efficiency at relatively low power levels ( 50 W), an...[Details]
Edinburgh, UK, 9th October 2011 – Wolfson Microelectronics Ltd has announced that Armadeus Systems, a developer and manufacturer of low-cost embedded Linux systems, has adopted Wolfson's WM8311 int...[Details]
According to Taiwan's Commercial Times, Apple will launch new iPad and iPhone 12 product lines in the second half of this year, using its own A14 series processors. Among them, the iPad Air and the e...[Details]
Soft starters and frequency converters are two types of electrical equipment widely used in the field of industrial automation. They have certain differences in functions, working principles, appli...[Details]
stm32/stm8
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