I would like to ask how to obtain the information of handwriting on the PDA screen. For example, when typing the word "中", how can I obtain the value of the coordinate point of the starting point of t...
unsigned char aaa=0; //The following is to get the time of one second void TIM_0 (void) interrupt 1 using 1 { static count=0; if(count==20) { m0++; if(m0>=10) { m0=0; m1++; } count=0; } count++; aaa++...
After seeing this help post: https://bbs.eeworld.com.cn/thread-109287-1-1.html , I thought I should pay attention to Intersil! Unexpectedly, I found out a shocking news: Techwell was also acquired, an...
[b]1. Experimental task[/b] Use 4×4 to form 0-9 numeric keys and confirmation keys. Use 8-digit digital tubes to form a display circuit prompt information. When entering a password, only "8." is displ...
I would like to ask you: How to choose the capacitance value of the capacitor added to the positive and negative input terminals of the comparator to filter out interference? Please give me your valua...
The microcontroller I use is TMP19A61, written in C. The send buf and receive buf of this microcontroller share a register. I currently use the query method to send and receive data. Use loopback (con...
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]
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]
Until now, designers have faced a trade-off in ADC selection. Pipeline converters offer high resolution and wide dynamic range, but their power consumption is quite high. The alternative, discrete ...[Details]
No other sector is feeling the pressure for change more acutely than the healthcare industry. Healthcare organizations and services are desperate to reduce costs, but the challenge is to do so without...[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 the test of the electronic ignition module, in order to simulate the real working condition of the electronic ignition system, the electronic ignition module is often placed in an environment hi...[Details]
Infrared remote control is widely used in household appliances, security, industrial control and people's daily life, especially household appliances and security.
When there are many TVs, VCD...[Details]
With the rapid development of computer technology, embedded image systems are widely used in office equipment, manufacturing and process design, medical, monitoring, sanitary equipment, transportat...[Details]
Over the past 15 to 20 years, automotive power MOSFETs have evolved from an initial technical topic to a thriving commercial sector. Power MOSFETs were chosen because they can withstand transient ...[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]
With the development of supermarket industry and the strengthening of loss prevention awareness, the use of electronic anti-theft equipment (EAS) has become very popular in various parts of the countr...[Details]
0 Introduction
At present, the analysis of intra-pulse signals in pulse radar has always been a hot topic and difficulty in research. How to measure the intra-pulse carrier frequency more ...[Details]
Preface
Phase-modulated pulse signals can achieve a large compression ratio. As a commonly used pulse compression signal, they are widely used in modern radar and communication systems. Wi...[Details]
At present, the IEEE802.11 wireless LAN standard is widely used in voice communication, wireless office and other fields, but it is still mainly limited to wireless communication on general platfor...[Details]
In order to ensure the reliability of the driving assistance system and the basic functions of the car, and also to leave suitable connection interfaces for the car's future new entertainment and ...[Details]
Embedded System
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