Not long ago, I posted "Implementation of LCD Single-layer Menu Scrolling" https://bbs.eeworld.com.cn/thread-314573-1-1.html , in which I implemented the up and down scrolling of a single-layer menu. ...
I recently wanted to make a dot matrix screen. I was surfing the Internet and accidentally found a place called "Du Yang Studio". The mini3216 dot matrix clock made by Mr. Du did not use a serial latc...
[i=s]This post was last edited by 596510293 on 2022-7-3 12:48[/i]There are these for stm32, all of which are high-speed downloads, with speeds of around 30M. No Baidu network disk or registration requ...
Free (chip currency) information is being given away, come quickly, come quickly, the AVR thorough conquest rally! ! ! ! ! ! ! ! Haha [[i] This post was last edited by springvirus on 2009-4-3 12:33 [/...
Phenomenon: Use stm32's SPI2 to read and write Ferroelectric FM25L512, software IAR 5.4, emulator JTAGE.Connect the emulator and use hardware SPI2 to read and write normally; remove the emulator and s...
SinoWise's SH66xx series 4-bit microcontrollers have the characteristics of fast speed, low power consumption, simple structure, easy to use, and high cost performance. They are widely used in remo...[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]
The U.S. Food and Drug Administration (FDA) points out that home health care is the fastest growing area in the medical device industry. Driven by the increase in average life expectancy, the increasi...[Details]
Embedded systems are the replacement products of computer technology, communication technology, semiconductor technology, microelectronics technology, voice and image data transmission technology, and...[Details]
Ultrasound systems are among the most sophisticated and complex signal processing instruments in widespread use today. Like any complex instrument, there are many trade-offs to be made in implement...[Details]
Microelectromechanical systems (MEMS) are gradually entering the consumer, industrial, medical, automotive and computer application markets. Moreover, we cannot ignore their steady progress in the ins...[Details]
Engineers who are new to wireless design and wireless product development need to master the basics of
RF measurement
. In many cases, this process is to enable engineers who have been engag...[Details]
The small size and low cost of home appliance control boards mean that high-cost materials will not be used in the circuit to solve the electromagnetic interference problem. The interference of hom...[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]
1 Introduction
The intelligent meter reading system is a system that reads the data of multiple user meters in a centralized manner through the transmission media by the master station. It...[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]
introduction
Video surveillance systems are widely used in industrial, military and civil fields, playing an important role in the security and environmental monitoring of these industries...[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]
Multiple Input and Multiple Output (MIMO) technology is arguably the next most important development in wireless communications since the advent of digital communications. Many new wireless commun...[Details]
Semiconductor devices used in high-end computing (advanced microprocessors) and consumer electronics (graphics and gaming chipsets) devices generally provide data rates up to 6.4Gbps through hig...[Details]