I am using the stm32f407 board. J-link keeps reporting errors. I have modified the external crystal oscillator. The main program is also the simplest marquee program. There is no possibility of proble...
A Comprehensive Introduction to Isolation in Electronic Circuits - Application of Isolation in Bus Interfaces (Serial 4) Author: Jerrymiao from Jingyuan Application of Isolation Technology in RS485/42...
[size=4] Digital potentiometer is a digital-analog mixed signal processing integrated circuit made by CMOS technology, also known as digitally controlled programmable resistor, referred to as digitall...
In last week’s report ( https://bbs.eeworld.com.cn/thread-1179439-1-1.html ), the board was connected to the network and a simple performance test was performed. This week, we became more familiar wit...
As medical equipment develops towards intelligence, miniaturization, serialization, digitization, and multi-functions, the logic control devices in medical equipment have also evolved from medium- a...[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]
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]
Abstract: Based on the research of the communication process between the reader and the RFID tag, combined with the EPC C1G2 protocol and ISO/IEC18000.6 protocol, a digital circuit of RFID tag appl...[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]
In order to meet the requirements of video systems, industrial and medical display and video transmission applications such as eliminating the limitation of long connection cables, increasing data ...[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]
introduction
Like other
portable
electronic products,
blood flow parameter detectors
need to be small, thin, durable, reliable, and have a long standby time. Therefore, system desi...[Details]
In a Class D audio power amplifier, the preamplifier is a relatively important module. It is located at the front of the entire topology and completes the processing of the input signal source,...[Details]
Preface
For a long time, SD cards with Flash Memory as storage have been widely used in consumer electronic products due to their small size, low power consumption, erasable and non-volati...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data,...[Details]
0 Introduction
In modern industrial production and scientific and technological research, various data usually need to be collected. The commonly used data acquisition board collection met...[Details]
With the popularity of 3G network, some new laptops have built-in 3G wireless network cards, namely G3 laptops. For most users of relatively old computers, if they have a 3G wireless network card, ...[Details]
0 Introduction
The PTZ controller designed with a single-chip microcomputer as the core can control the camera to move over a large range and at a wide angle in monitoring situations, so t...[Details]