Phenomenon: (1) All BOOTGPIO are pulled high and the emulator cannot be connected; (2) There is a periodic RST signal; (3) After removing the pin pull-up resistor, the Boot mode is set to the first Pa...
[i=s]This post was last edited by ID.LODA on 2018-12-21 09:19[/i] [font=微软雅黑][size=4] [color=#333333]The use of JSON strings in IoT devices is also quite common nowadays. Let’s share and learn about i...
FPGA-based SOPC development process (Intel official tutorial) : https://training.eeworld.com.cn/course/5559Explain the complete SOPC development process and understand the basic concepts of SOPC and I...
I made a voltage follower with OPA4180. The input and output are quite different. The input is 7V, the output is 12.4V, and the chip power supply is 14.8V. I disassembled it into two 560K and 10
After...
[i=s] This post was last posted by qwqwqw2088 on 2019-2-25 09:59 Edit[/i] [size=4][color=#000000][backcolor=white]1. Definition of Inductor[/backcolor][/color][/size] [size=4][color=#000000][backcolor...
Now Alibaba Cloud, Baidu Cloud, and Qiniu are all developing big data cloud services. Has anyone done similar transplantation?
1. It is necessary to be able to upload the security hard disk recorder, ...
0 Introduction
As the focus of the development of production process automation, fieldbus has played a huge role in promoting automation technology and is a symbol of modern industry. As a comm...[Details]
1 Introduction
In the power system, the main function of the current limiting reactor is to limit the short-circuit current of the system by using its inductance characteristics when a sho...[Details]
WIPO released a report the day before yesterday saying that despite the huge human and economic losses caused by the COVID-19 pandemic, the number of international patent applications submitted in 20...[Details]
How far away does the EMI radiation source need to be in order for the radiation signal to not interfere with the system? To know the answer, let us first start with a deeper understanding of the r...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
A recorder with a recording monitoring function (most recorders have it), when in recording mode, the external microphone jack receives the audio signal while the monitoring jack also outputs the sam...[Details]
On September 17, the 2020 23rd China Integrated Circuit Manufacturing Annual Conference and Guangdong Integrated Circuit Industry Development Forum opened grandly. Wu Hanming, an academician of the C...[Details]
This is a new design, based on the popular PIC16F84A microcontroller tutorial board. It features 8 individual LEDs, a 7-segment display, an LCD display and five buttons. It is an ideal solution for...[Details]
When using an insulation resistance meter or checking the star-connected windings, the test can be carried out as shown in figure (a); for delta-connected motors, the wiring of the three-phase windin...[Details]
With the rapid development of computer hardware and software technology, more and more portable devices and smart devices have emerged. These devices usually contain a CPU for control and a correspon...[Details]
Let's take a look at the EMC structure diagram: Let's take a look at the basic operation process of EMC: 1. First, enable EMC: Before using EMC, be sure to enable it in the power contro...[Details]
Free Webinar - Choose the right test microphone to avoid false positives
At the same time, GRAS introduced the new EQset technology and EQ 40 PM test microphone
Sneak peek...[Details]
The LED can be turned off by using the shutdown control pin of MAX684 or the enable control pin of MAX1916. For white LEDs with a forward
voltage
of 3.5 to 4.2V (at 20mA),
a
boost
...[Details]
On October 18, Fujirui was listed on the Science and Technology Innovation Board of the Shanghai Stock Exchange. The company's stock code is 688272, the issue price is 22.56 yuan per share, and the i...[Details]
Converters and filters designed to meet DO-160G, Boeing and Airbus specifications | Single-phase and three-phase isolated power factor correction solutions for commercial aircraft
...[Details]