Why does the same 422 driver chip have different signals and different output high levels? When passing a pulse signal with a pulse width of 10ms and 1Hz, the output high level is 4.5V, but when passi...
NB-Iot stands out as a narrowband Internet of Things technology in various industries, and its applications cover multiple fields. In this article, the editor of Jixun will explain the main applicatio...
[i=s]This post was last edited by ddllxxrr on 2021-5-16 15:55[/i]This chapter really shocked me, because I didn't understand a lot of the knowledge. This is how I have been for many years.
It’s quite ...
Data validity
The data on the SDA line must remain stable during the high period of the clock. The high or low state of the data line can only change when the clock signal on the SCL line is low.Start...
Source: https://www.icxbk.com/article/detail/986.html
PrefaceI have been working on motor control for half a year. The most basic motor control is the six-step square wave drive of the brushless DC mo...
Xiaomi has received good news one after another since 2018. On January 6, the first Xiaomi authorized store in Vietnam opened in Ho Chi Minh City; on January 9, Xiaomi and Oculus jointly launched a...[Details]
introduction
At present, the A/D used for sampling in the existing magnetometers is mostly 10-bit A/D, which makes its sampling accuracy low, the measurement error large, and the anti-interfere...[Details]
In order to simulate the deep-sea high-pressure environment, a deep-sea environment simulation test device was developed. Based on the analysis of the structural principle of the control system o...[Details]
Laird Connectivity Sentrius BT610 I/O Sensor Now Available at Mouser, Moving Sensors from Wired to Wireless December 27, 2021 – Mouser Electronics, Inc., an authorized global distributor with the l...[Details]
The Fukai Semiconductor Project is invested and constructed by Shenzhen Fukai Semiconductor Technology Co., Ltd. The total planned investment of the project is 150 million yuan. After production, the...[Details]
If we must give "2019" a title of the first year, it should be the first year of commercialization of autonomous driving . The reason is simple: the sales volume of the automobile market has declin...[Details]
1. Project Overview
1.1 Introduction
The access control system is a new modern public security management system. It integrates microcomputer automatic identification technology and moder...[Details]
1 Introduction
China has a total of 2,400 county-level rural
power grids
and 280 urban power grids, with millions of distribution transformers. In addition, China has a vast ...[Details]
We have learned about the first few steps of semiconductor manufacturing from the previous two articles,
including wafer processing, oxidation, lithography, etching, and thin film deposition.
...[Details]
UMC held a corporate briefing yesterday, during which co-general manager Wang Shi announced that it would reduce capital expenditures from US$3.95 billion in the second quarter to US$3 billion. In ad...[Details]
Mobility is poised to play a key role in solving some of the most pressing challenges facing society today, from urbanization, aging populations, rising pollution, and traffic congestion. Technology ...[Details]
1. What is the principle of using infrared or laser distance measurement? The distance measurement principle can basically be attributed to measuring the time required for light to travel to and fr...[Details]
On November 9, the Hangzhou Xiaoshan District Government and Xidian University signed a cooperation agreement to jointly build the Xidian University Hangzhou Research Institute, which will be located...[Details]
1. What is the reason for the failure to load or communicate?
The reasons for communication failure and loading failure are roughly the same, which may be caused by the following reaso...[Details]
1 Introduction
The RF transceiver CC2420 uses Chipcon's Sman RF 03 technology and adopts 0.18μm CMOS process. It requires very few external components, has stable performance and extremely l...[Details]
Analog electronics
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