[i=s]This post was last edited by nich20xx on 2020-5-31 17:16[/i]1 Overview
This article mainly describes the temperature and humidity sensor HDC1000 software package based on the RT-Thread Sensor fra...
My MC55 can only receive text messages and make calls, but cannot send text messages or make calls. Specifically: 1) The error message when making a call is: NO CARRIER, but my detection network is al...
I want to do an embedded project based on Bluetooth application. The idea is to use a development board + a separate Bluetooth module, and use Linux as the operating system. Because I am not familiar ...
1 Introduction
The multifunctional monitor is a commonly used clinical medical device. It can display the patient's electrocardiogram (ECG), respiration (RESP), blood oxygen saturation (SP...[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]
Sensors have made inroads into automotive, medical, industrial and aerospace applications. But you may not see anything changing yet. Growing demands for safety, convenience, entertainment and efficie...[Details]
Blood pressure is one of the important physiological parameters of the human body. Accurate measurement of it is conducive to early detection and identification of hypertension types, and to the pro...[Details]
The small size and low cost of home appliance control boards mean that high-cost materials will not be used in the circuit to solve the electromagnetic interference problem. The interference of hom...[Details]
This article first briefly introduces the working principles of current mode and voltage mode and their respective advantages and disadvantages; then discusses the ideal voltage mode using output c...[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]
Today's mobile phone production testing faces an increasingly complex environment, with challenges of multiple frequency bands and multiple standards, pressure on production test speed, and pres...[Details]
Multiple Input and Multiple Output (MIMO) technology is arguably the next most important development in wireless communications since the advent of digital communications. Many new wireless commun...[Details]
Nowadays, the phenomenon of using cloned taxis and trucks for operation is becoming more and more serious. The so-called cloned car is one or several unlicensed vehicles that are used to copy anoth...[Details]
This paper introduces the technology and application of optical transceiver modules and digital non-volatile variable resistors in optical communication networks, and focuses on the design and appl...[Details]
1. Intrusion Detection System (IDS)
IDS is the abbreviation of "Intrusion Detection Systems" in English, which means "Intrusion Detection System" in Chinese. Professionally speaking, it monito...[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]
China National Stadium Project Introduction
The National Stadium (Bird's Nest), the main venue for the opening and closing ceremonies of the 2008 Beijing Olympic Games, is located on the g...[Details]
With more and more countries, regions and cities legislating to require drivers to use hands-free calling systems, as well as the shrinking wallets of most consumers around the world and the uncert...[Details]
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