[i=s]This post was last edited by Prince Magpie on 2015-6-17 19:24[/i] VCC is made of 20V (VDD) through the MC7805 power conversion chip. When VDD is interrupted for a certain period of time (20V——>0—...
Why does the entry code of the driver I wrote slowly freeze? There is also a software VStart that freezes. Is there a conflict between this software and my driver? Driver, code DispatchCreateClose pro...
Can 430 nest interrupts?For example, I sample the A/D in the interrupt program of the key P1.0 port, and the sampled value needs to be read through the A/D interrupt. (I read in the book that GIE is a...
I imitated Dongshan's LCD program and made a program for LCD display pictures. The main display program is as follows: void Test_Lcd_Tft_16Bit_240320(void) { printf("[TFT 64K COLOR(16bpp) LCD TEST]");...
The cross-compilation tool uses ARM-poky-linux-gnueabi-g++ and arm-poky-linux-gnueabi-gcc for mixed compilation1. Create new main.c Makefile myinclude.h test.cppvim main.c//filename main.c#include std...
Dear heroes, how much is the additional charge for each download? I downloaded something with 10 attachments. It said that each download would cost 2 Singapore dollars. However, the actual download fe...
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]
In today's society, heart disease has seriously affected people's life safety. Many patients with sudden heart attacks are threatened because they cannot get timely treatment. Traditional ECG monito...[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]
A biped robot joint constructed by pneumatic artificial muscles is introduced. The joint uses the flexible characteristics of pneumatic artificial muscles to effectively control the impact of the la...[Details]
Conventional ECG recorders are one of the main means for doctors to diagnose heart diseases, but they can only record short heartbeats. In many cases, it is difficult to record ECG changes during 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]
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]
This article introduces a miniature home electrocardiograph. The instrument has powerful functions: display monitoring, storage, playback, printing, record management, power alarm, telephone or Intern...[Details]
Currently, it is impossible to dynamically obtain patient information in medical monitoring. Once the patient's condition worsens, emergency treatment cannot be implemented in the first place, and the...[Details]
This issue will briefly introduce the test related to spectrum - occupied bandwidth.
Definition: Occupied bandwidth refers to the bandwidth corresponding to 99% of the total transmitted power, cent...[Details]
In the future, a complete automobile safety system must fully combine gyroscopes, accelerometers, steering wheel and brake pedal position detectors, and tire speed detection systems to accurately ...[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]
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]
1. Introduction
The UCC28051 reference design is a 100W offline AC/DC voltage converter with power factor correction (PFC). This power module design is intended to illustrate how to proper...[Details]