I just started learning to use Modelsim. I wrote a simple counting program and a corresponding test program, but I can't simulate the timing diagram. Please help me!!!
Below is the source code and tes...
I have recently encountered some problems while driving an air pump. Friends who are familiar with micro air pumps, please give me some advice: 1. I want to use the PWM wave output by the microcontrol...
[font=宋体][size=3] I have a friend named Wanwan. When I first met him, I found that he was very meticulous and serious in his work. Once I told him about a problem I had recently encountered, and he sa...
As shown in the figure, when there is no input, the diode range of the multimeter is used to measure the 8th and 5th pins of the optocoupler, and the display is 0.9v. Why is this? When there is no inp...
HOSTLINK protocol analysis Omron's PLC communication protocol HOSTLINK analysis, English data. Convenient for those who like PLC peripheral development ^_^ How to upload attachments? Today I found tha...
[i=s]This post was last edited by damiaa on 2015-10-21 11:29[/i] [size=4][b]STM32L476RG Nuleo Review 2 What will STM32L476RG+MBED look like[/b][/size] [size=3] [/size] [size=3]Now let’s continue with ...
In order to prevent traffic accidents, when the intelligent detection device of the car detects danger ahead, it must send a warning message to the driver. The voice alarm clearly reminds the drive...[Details]
Calibrators are widely used in university experiments. Among them, there are two experiments in nuclear physics experiments in modern physics experiments (GM counter and β absorption) that require ...[Details]
Although improper medical device product design is not always associated with medical device-related errors. Studies of users have shown that lack of adequate training accounts for 70% to 90% of suc...[Details]
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]
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 to achiev...[Details]
Human body information monitoring is an emerging field. People envision developing wireless electroencephalogram (EEG) monitoring equipment to diagnose epilepsy patients. Wearable wireless EEG can ...[Details]
With the advancement of computer technology, the development of image processing and pattern recognition methods, fingerprint processing technology has become more mature and has been widely used i...[Details]
For more than 10 years, analog-to-digital converters (ADCs) have been widely used in industrial process control, medical instruments, communication systems, radar and other products as a booster of in...[Details]
Due to the needs of medical development, in many cases, general thermometers can no longer meet the requirements of fast and accurate temperature measurement, such as measuring human body temperature ...[Details]
introduction
The data detected by various measuring instruments often need to be transferred to the PC for data processing and archiving, so as to make full use of the rich hardware and softwa...[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]
There are many ways to attenuate signals. The most commonly used method is to divide the voltage using resistors. The common circuits are as follows:
Oscilloscope pre-stage attenuation c...[Details]
summary
Theoretically explains how to set up a PFC boost regulator using a current sensing transformer with the UCC3817 control IC.
1. Schematic
The schematic diagram is show...[Details]
A well-designed electronic load is not designed just for use in the lab; it should be carefully designed and built to test actual power systems. This is true for military portable systems, such as ...[Details]