Features of HT7289B Serial Interface Digital Tube Display and Keyboard Management Chip■ SPI serial interface■ Can drive 8-bit common cathode digital tube or 64 independent LEDs, support up to 56 keys■...
[i=s]This post was last edited by zhanghuichun on 2014-12-20 21:03[/i] Because the previous 3.2-inch touch screen made the smart watch too big, like a mobile phone, now that the forum has delayed the ...
Does anyone have any information on medical device regulations and safety regulations? Or any information on gas sensors (ozone)? I will also organize them at any time, and please share them with ever...
Thank you + my son, my daughter, and my wife. Thank you for the many benefits that the Electronic Engineering World Welfare Club has given me this year!...
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]
1 Overview
Drugs are like a "double-edged sword". They can treat diseases but can also cause serious adverse consequences. The dual nature of drugs depends on whether they are used rationally....[Details]
1 Overview
The BP01 pressure sensor is specially designed for monitoring blood pressure and is mainly used in portable electronic sphygmomanometers. It uses a precision thick-film ceramic chip and...[Details]
In view of the problems in the actual FPGA development process, such as difficulty in locating faults, long compilation time after repeated code modification, and inability to confirm fault solutio...[Details]
introduction
Cars are becoming an indispensable part of people's lives. However, what worries car users is that the theft of cars is increasing year by year. This paper aims to design a conven...[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]
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]
Some application designs have higher requirements on the speed at which the system's switching power supply can provide voltage output. Figure
1
shows
the
bootstrap
...[Details]
According to In-Stat/MDR, the number of mobile phones with Bluetooth capabilities will reach at least 300 million by 2005. One of the clear evidences of the increasing adoption of Bluetooth is that...[Details]
Lifting wavelet transform not only has the advantages of traditional wavelet multi-resolution, but also simplifies the operation and is easy to implement in hardware. Therefore, it is widely used in d...[Details]
1 Introduction
Many test systems require real-time data acquisition while continuously moving. If the test process is discontinuous, or the test position is in front and the acquisition is...[Details]
0 Introduction
μClinux is an operating system for embedded control. It inherits most of the features of the Linux kernel and is designed for embedded microprocessors without a memory manag...[Details]
Faced with increasingly fierce market competition and increasingly picky users, automakers and auto parts suppliers have been working hard to innovate - products with newer technological content an...[Details]
0 Introduction
Cadence Design Systems Inc. is the world's largest provider of electronic design technology, program solutions and design services. Its solutions are designed to enhance and...[Details]
1. Introduction
With the rapid development of computer technology, industrially developed countries have invested heavily in the research and development of modern manufacturing technolo...[Details]
Real-time operating system RTOS
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