1. Basic1.5529 contains five clock sourcesXT1CLK: external low-frequency crystal oscillator, 32.786KHz, can be used as FLL reference power supply, can also be adjusted from 4MHZ to 32MhzXT2CLK: extern...
1. A child was having dinner at his aunt's house. His aunt cooked fish for him. The child said as he ate: This fish is really delicious. It would be better if there were no bones init. 2. Three women ...
I saw a power supply circuit, but I don't know what power supply chip it uses. I want to introduce a similar product. It has A9Y93 printed on it, and the output voltage is 3.3V. The input needs to be ...
Ultrasonic tooth cleaning machines have been widely used in the medical field. Most ultrasonic tooth cleaning machines used at home and abroad now use analog oscillation circuits. There are the follow...[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]
introduction
Controller Area Network (CAN) is a bus standard proposed by Bosch of Germany to solve the information communication between automotive electronic control units. With its exc...[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 microwave multifunctional therapeutic device uses microwave radiation for heating treatment, which can achieve the effects of sterilization and blood circulation. Using microwaves to directly c...[Details]
0 Introduction
At present, most of the automatic blood pressure monitoring systems used in hospitals are imported equipment, which are expensive and increase the cost of medical treatment. The...[Details]
Abstract
: This paper introduces the general structure of the driver under the currently popular open source embedded operating system μClinux, as well as the connection between the touch scr...[Details]
Abstract: CC2420 is a 2.4GHz RF chip introduced by Chipcon that complies with the IEEE 802.15.4 specification. It is used to develop ZigBee devices and products for PAN networks such as industrial ...[Details]
Agilent Technologies Inc. has announced a new Unlicensed Mobile Access/Generic Access Network (UMA/GAN) test capability on 3GSM that is both extremely affordable and easy to use. The industry's fi...[Details]
The main factor causing cost variation in digital display devices today is the display screen. In the design phase, continuously promoting platform-based display design decisions can greatly reduce...[Details]
Most blood glucose meter implementations include some consumables such as test strips or chemical reagents, and the key to the operation of such equipment is to ensure that these test strips are re...[Details]
Use physical methods and electronic technology to automatically detect intrusions occurring in the monitored area, generate an alarm signal, and assist on-duty personnel in notifying them of the ar...[Details]
In the past one or two years, driven by Apple's iPhone, the smartphone market has expanded rapidly. An important feature of portable products such as smartphones is that they have more and more fun...[Details]
Embedded software is widely used in different fields, such as consumer electronics, industrial control, automotive electronics, mobile communications, etc. The reliability of embedded software is v...[Details]
Microcontroller MCU
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