Some notebooks can switch to LCD+CRT extended mode by pressing the display switching hotkey. How is this achieved? The general display switching only switches between LCD, CRT, and LCD+CRT Clone modes...
I just started to learn about I2C module recently. I have a question about FIFO of I2C communication: If DSP is the host and wants to send or receive data that is larger than the depth of FIFO, how to...
[size=4]Several popular answers to common questions about fast charging[/size] [size=4] First, let me introduce the concept of "C" in battery charging. This concept is very important and is the most c...
The input signal of Q1 is a pulse signal with a duty cycle of 1% and 100Hz. I want to control the duty cycle of the voltage pulse at the output end of the transformer to be different from that of Q1. ...
[p=30, null, left][font=宋体][color=#000000] In recent years, PCB industry manufacturers have begun to introduce computer integrated manufacturing (CIM) technology, establishing organic information inte...
[size=4][color=#0000ff]Today I learned how to write a soft interrupt. Let's summarize the workflow of the ADS SWI example we learned today. There are generally four files: main.c, ahandle.s, chandle.s...
In the early 1990s, portable phones were all the rage. With the rapid development of electronic technology, today's mobile phones can not only send emails and text messages, but also take photos, ch...[Details]
Magnetic resonance imaging (MRI) systems can take high-resolution cross-sectional perspective images of the human body, providing very useful information for medical diagnosis. The radio frequency pro...[Details]
Embedded systems are the replacement products of computer technology, communication technology, semiconductor technology, microelectronics technology, voice and image data transmission technology, and...[Details]
introduction
At the beginning of this century, Veit used Einthoven's galvanometer to record the electrical activity of the human pregnant uterus from the body surface for the first time. In 19...[Details]
In some applications, such as data loggers, it is desirable to have multiplexed analog outputs. When only a single output is active at a time, a voltage-output DAC">digital-to-analog converter (DAC) a...[Details]
Introduction
The market for wireless telemetry products is developing rapidly. Recently, the industry has also set off a revolution in wireless applications. Wireless telemetry technol...[Details]
This article discusses how to use an ultra-low-power RF transceiver chip from Zarlink Semiconductor for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices t...[Details]
Maximize instrument utilization and reduce
test times
Increasing the throughput of automated test systems can improve efficiency. Using off-the-shelf tools (COTS) such as multicore proc...[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 pressur...[Details]
Many MEMS devices, such as accelerometers and mechanical resonance devices, require a vacuum environment to realize their designed functions. However, verifying whether the package cavity has reach...[Details]
Overview
Currently, many portable consumer electronic products, such as mobile phones, PDAs, MP3 players, and notebooks, are equipped with display screens. Although the type and size of the di...[Details]
introduction
Usually, there are many input and output ports in RF systems, and it is expensive to use a multi-port network analyzer to analyze scattering characteristics. Therefore, it is ...[Details]
introduction
In engineering practice, ultrasonic waves are often used to measure distances because of their strong directivity, slow energy consumption, and long propagation distance in th...[Details]
Abstract:
This paper
introduces a data acquisition system based on USB and DSP, which takes advantage of the high-speed transmission characteristics of USB2.0. The overall structure of the ...[Details]
Electrocardiogram is an important means of diagnosing heart disease. However, due to various reasons, it is difficult to capture abnormal electrocardiograms with ordinary electrocardiographs. Although...[Details]
Embedded System
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