This is my first time to use ARM. I have been watching videos for half a month. I have a 44b0 development board, so I tried it out. There are 4 buttons: ExINT4 (GPG4), ExINT5 (GPG5), ExINT6 (GPG6); 3 ...
I use the stm32f103c8t6 chip, the system clock is set to 56MHz, and the AD sampling rate is 1us. Now there is a program that runs in memory as 192bits. I want to calculate the running time of this pro...
I am a beginner in single-chip microcomputer. Recently, I have a course design that uses GPRS module to receive text messages and then alarm. Because I don't have any basic knowledge, it took me a lot...
Wanted: A batch of 450K ultrasonic transducers, with excitation power of 24W or above. Please recommend them to me. Contact number: 130844439421, Ms. Yang....
The program I am writing now has two loops, and the specific relationship is as follows: | |------| |------| | | | | | |-------| | | | | | | | | |------| | | The two loop bodies are not simply contain...
[align=left][font="][size=15.0pt]Measure the operating current of NUCLEO-L4R5ZI[/size][/font][/align][align=left][font="][size=15.0pt]Before measuring, first understand the power supply circuit of NUC...
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]
introduction
Oxygen is an important substance for human metabolism. Brain tissue has a high metabolic rate and consumes about 20% of the total oxygen in the body. In the clinical rescue and ...[Details]
Pulse oximeters, non-invasive instruments used to monitor a patient's blood oxygen saturation, are benefiting from moving away from expensive discrete component solutions toward more integrated design...[Details]
At present, the global medical electronics industry is gradually showing attractive development prospects, and the speed of product replacement is constantly increasing. At the same time, due to the p...[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]
MOSFETs are widely used as power switching elements in regulators and motor controllers. They are available as discrete devices or integrated into ICs in various H-bridge configurations.
A hig...[Details]
Introduction With the continuous development of economy, people's demand for automobiles is increasing day by day. Correspondingly, automobile consumer groups are becoming more and more mature. It...[Details]
1. Introduction
The intelligent detector discussed in this paper is an integrated semiconductor photodetector. Compared with traditional semiconductor photosensitive devices, its most ...[Details]
1 Introduction
Reliability research originated from weapon systems. After nearly half a century of development, it has become an engineering discipline that covers all disciplines and industri...[Details]
Introduction: Generally speaking, the power supplies used to drive today's high-resolution analog/digital converters have AC or DC loads of hundreds of ohms or more. Therefore, an operational ampli...[Details]
In recent years, the development of automotive electronic technology has significantly improved vehicle safety performance. One of the technologies that is expected to be widely used is the tire p...[Details]
Abstract:
QT1101 is a QTouch charge transfer (QT) device, a complete digital controller that can detect signals when approaching or touching up to 10 independent keys. It can be widely used i...[Details]
With the improvement of people's requirements for vehicle riding comfort and the development of passenger car suspension technology in my country, air suspension is increasingly used in passenger ...[Details]
0 Introduction
GaAs photocathode is a negative electron affinity photocathode with the advantages of high quantum efficiency, concentrated energy and angle distribution of emitted electrons. T...[Details]
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