The Pain of Zhongguancun How did Zhongguancun lose its status as a “technology center”?In 2004, the development of China's high-tech industry reached a turning point: China's high-tech industry was in...
Efficient use of power is at the core of electronic device design.
From 5G base stations, phased array antennas, data centers and vehicles to tablets, smartphones and video doorbells, designers know t...
"Doctor, doctor, am I deaf?"Doctor Guan had just finished examining a worker when a sunny and handsome young man rushed into the occupational health examination room with a hearing test form. Before D...
Schematic input seems to be an easy job, but it is the foundation of the entire electronic design. Any simple mistake will cause rework and project delays for the entire design. Common errors include ...
During the 2024 German Exhibition, Fibocom released a series of edge solutions based on multiple modules such as SC126, SC138, SC171L, SC171, etc. These solutions respectively adopt QCM2290, Qualco...[Details]
Abstract: An overview of the development of infrared focal plane array signal processing circuits is introduced. It focuses on describing the basic structure, working methods and application fie...[Details]
In flow field measurement and control, in addition to the "sensing part" test equipment such as pneumatic probes for contacting the airflow, auxiliary equipment such as motion controllers and elect...[Details]
1 Introduction 1.1 Introduction to LPC1752 and AT24C08C LPC1752 is a Cortex M3 chip launched by NXP, with a maximum operating frequency of 80M AT24C08C is an I2C serial EEPROM from Atmel, replacing...[Details]
How to measure the quality of series motor
Here are some methods to measure the quality of series motors:
Resistance measurement method: Use a multimeter to measure the resistance v...[Details]
Power Integrations Launches AEC-Qualified Step-Down Switcher IC with 850mA Output Current for Low-Component-Count Automotive Power Supplies
LinkSwitch-TN2Q integrates s...[Details]
Preface: 1. This blog post is based on the STM32F103ZET6 processor chip with ARM Cortex-M3 core and the standard 3.5.0 library function; 2. The basic concept of PWM is not introduced, but one thing...[Details]
Today we will talk about Rockwell PLC identity authentication and communication vulnerability analysis and reproduction~
Rockwell Automation is one of the world's largest automation and inform...[Details]
On October 22, the Yangtze River Delta CAS Institute of Advanced Optoelectronics Technology, jointly built by the Institute of Optoelectronics of the Chinese Academy of Sciences, Jiangsu Industrial T...[Details]
This is the third time that I have changed the infrared remote control decoding routine. The first version used the external interrupt of the 51 microcontroller directly and then added a delay to coll...[Details]
The printed circuit board of the electromagnetic flow converter adopts surface welding technology, which is not repairable for users. Therefore, users cannot open the converter housing. The intellige...[Details]
In recent years,
the
robot
industry has flourished, and the market size has continued to grow rapidly. According to the "China Robot Industry Development Report (2022)", the global robot...[Details]
According to the author's inquiry, not long ago, the domestic storage chip manufacturer Jiangbolong submitted an IPO prospectus. Recently, Shenzhen Demingli Technology Co., Ltd. (hereinafter referred...[Details]
The oscillation frequency of the multivibrator
composed of IC1 (555) and R18, R19, and C2
is f=1.44/(R18+2R19)C2, and the frequency corresponding to the parameters shown in the figure is abo...[Details]
summary
The fifth article in this series explains the importance of auxiliary power in the Analog Devices Battery Backup Unit (BBU) reference design. Auxiliary power consists of a ...[Details]