The list of winners is as follows. Congratulations to everyone.username
prizeHawthorn pot cake
Mijia desk lampMersenne
Mijia desk lampisunspot@
Mijia desk lamperic.xu
Mijia desk lampLi Jibin
Mijia des...
The following are Littelfuse's experiences and solutions in the fields of [automation and industrial power supply], [new energy vehicles and charging piles], [communications and data center management...
For a typical constant current control circuit like the one above, is there a requirement for the minimum voltage between the MOS tube DS? For example, if I want to drive an LED, the voltage between t...
The New Year holiday is about to begin. How can we spend these days meaningfully?
I believe that in addition to reuniting with family and gathering with friends, some people also choose to use this ho...
Friends, if you need to port RTOS on STM32, you must first have a deep understanding of its interrupt system. What is NVIC? It stands for Nested Vectored Interrupt Controller. STM32 has a powerful an...[Details]
Apple has released its iPhone series in September in previous years, so this year everyone expected the iPhone 12 to be released at this fall conference. The iPhone 12 will have a new design, a metal...[Details]
Graphical instructions for using a multimeter
A multimeter, also known as a multimeter, a three-meter, or a multiplexer, is a multifunctional, multi-range measuri...[Details]
On the evening of April 9, Jiejie Microelectric announced that the company expects to achieve a net profit attributable to shareholders of listed companies of 94.09 million yuan to 102 million yuan i...[Details]
The Power Distribution Unit (PDU) in the telecommunications closet provides power to up to six tower mounted amplifiers (TMAs) through RF feeds and bias devices. The PDU performs voltage regulation...[Details]
1. Basic knowledge:
"Speaker" and "buzzer" are not the same thing!
The speaker is a passive device that can emit sounds of various frequencies (within a certain range)...
The buzzer is an active ...[Details]
I have been using the STM8S003 microcontroller, but later the price rose to more than three yuan and I had to change it. I took the Xintang N76E003 chip, which has average resources. Compared with th...[Details]
According to news on March 11, Korean media The Elec reported that Samsung Electronics has increased the flash memory operating rate of its Xi'an factory to 70%. The Xi'an factory is Samsung Electron...[Details]
Experiment Name: High-precision calibration method for high-power pulse current measurement sensors Research direction: Research on high-precision calibration methods for measuring sensors The tradit...[Details]
Arm on Tuesday announced new IP designs for autonomous driving and safe decision making in the automotive and industrial sectors. The new IP includes a Cortex CPU, a Mali GPU and a new Mali image s...[Details]
Apple has been working on how to create a small wearable speaker that would use beamforming audio to make it clearly heard by the wearer while not disturbing others. According to AppleInsider, App...[Details]
Today (6), Huawei's Xinsheng Community released the minutes of the "Patent Licensing Business Report" meeting signed by Ren Zhengfei. The minutes were released to all employees in the form of email s...[Details]
I am using the Aijing 3ePIC experimental board. The following are all programs I wrote myself, just for commemoration and learning communication, nothing else.
There is a schematic diagram of the bo...[Details]
Stopping the use of resin packaging can completely eliminate the deterioration factor, because the light generated by the LED is reflected in the resin packaging. If a resin reflector is used to chan...[Details]
The gradual implementation of autonomous driving is expected to lead to the continued expansion of LiDAR, and more models equipped with LiDAR will be launched in China in the future. The barriers t...[Details]