The high-molecular resin is corroded by hot concentrated nitric acid (98%) or concentrated sulfuric acid to become low-molecular compounds that are easily soluble in acetone. Under the action of ultra...
[i=s]This post was last edited by sky9218 on 2019-10-30 21:41[/i]User software implements system management through registration system, and the software startup and exit are operated by system menu. ...
[b][color=#5E7384]This content is originally created by [size=3]懒猫爱飞[/size], a user of EEWORLD forum. If you need to reprint or use it for commercial purposes, you must obtain the author's consent and...
Talking about digital power supply? Hot!Making digital power supply? Difficult!Analyzing the theory of digital power supply? Even more difficult!It is better to do it once than to think about it a tho...
AD5791 is a popular DAC chip that has been out for many years. Its 20-bit resolution and 1ppm accuracy make it suitable for many precision applications.
Below is the introduction of the official websi...
littleshrimpSpecial Edition for Assessment Centres
Recently, Lanshi Research Institute held a technical review meeting for the development project of off-grid hydrogen-electric coupled energy storage system. Experts from Lanzhou Jiaotong University, L...[Details]
1. Introduction In industrial automation production, differential pressure transmitters are widely used to measure pressure, pressure difference and flow, and play an important role in automatic cont...[Details]
Configuration software has been around for nearly 20 years since its birth in the early 1980s. Its emergence is inseparable from the rise of PC applications. Most of the initial configuration software...[Details]
The left switch slows down, and the right switch speeds up. L293D chip drives DC motor MCU source code: #include reg51.h #define Tpwm 0xfc18 //The count value corresponding to the PWM period is ...[Details]
(P0 is usually connected to a 10K pull-up resistor, and the reset circuit is not shown in this figure)
Of course, some more thoughtful students will make something fancy, such as this "heart" shaped ...[Details]
Overview
In the field of time control, the delay specifications of the control time are usually selected according to the controlled time and the time delay accuracy. In order to ensure the rel...[Details]
On November 23, Hengfeng Information issued an announcement stating that the company recently participated in the bidding for the "Weak Current Engineering Construction of Dalian New Supervision Site...[Details]
I have used the serial port of stm32 before, but when I used it, I usually called the library function, set the baud rate, 8 data bits, no check, and 1 stop bit. I didn't encounter too many problems ...[Details]
Direct starting and soft starting are two different ways of starting a motor. They have different effects on the motor's current, torque, and mechanical impact during the starting process. This art...[Details]
LM2677 is a 5A maximum load current DCDC converter produced by TI. It can be used to design a digitally controlled constant voltage source using digital PID control, and it can also be used to desi...[Details]
I wonder if you experienced shopaholics have noticed that this year’s Double Eleven has already started on October 20th... Many netizens have already paid deposits on the evening of the 20th, waiting...[Details]
Product Description:
Nason's Onebox 2.0 integrated intelligent braking system (NBC) adopts fully decoupled braking technology, integrating all functions such as service bra...[Details]
The "infrared forehead thermometer" has become popular during the COVID-19 pandemic. Just by gently placing it against the forehead, the forehead thermometer can measure the infrared light energy rad...[Details]
1. Full text overview
LiDAR panoptic segmentation is a key technology for autonomous vehicles to fully understand surrounding objects and scenes, which requires real-time algorithms. Although ...[Details]
introduction
Computers are used in industrial automation, which plays an important role in improving product output and quality, saving energy and materials, ensuring production safety, reduci...[Details]