I have a 10-year-old laptop with an I5 CPU and 4G memory. I haven't used it for two or three years. The day before yesterday, I turned it on. It took about 10 minutes from booting to running. After bo...
Some time ago, I needed to test the charging of a lithium battery pack. The voltage of 18 lithium batteries in series can reach more than 70V. I used to have a GPC-6030D linear adjustable power supply...
Qorvo (Nasdaq: QRVO), a leading provider of innovative RF solutions that connect the world, today introduced the industry's smallest single-chip motor control and inverter solution for brushless DC (B...
We have introduced the Raspberry Pi speed control before, but that was to control the speed of one wheel. As a result, the speed was sometimes slow and sometimes fast, but the error was acceptable. Th...
Live broadcast collection
Start your journey from embedded to cloud with dedicated IoT hardware and software solutionsLive playback:Click to watchLive QA:
Text QA section:1. Does the microcontroller i...
Recently, IPRdaily, a comprehensive intellectual property information service provider, and the incoPat Innovation Index Research Center jointly released the "TOP 100 Global Smart Home Invention Pate...[Details]
This time, we will start with the LC compound type EMI filter series.
＜When C and L are combined, the insertion loss will decrease sharply＞
Previously, we introduced that the insertion lo...[Details]
RS485 bus is a very mature technology in industrial applications and one of the industrial standards of modern communication technology. RS485 bus is very convenient for multi-station interconnecti...[Details]
On the morning of July 26, 2017, the first new energy intelligent networked logistics vehicle industry innovation seminar was held in Caofeidian, Hebei. Mr. Hu Zelin, general manager of Thornton Ne...[Details]
As the performance of smart mobile devices continues to improve, batteries are becoming increasingly overwhelmed, and mobile power products are growing and developing. In addition, the increase in us...[Details]
The working principle of the electron gun and deflection system of the oscilloscope has been introduced to you before. Do you have any new understanding? In order to help you understand the working p...[Details]
NXP releases a speech recognition engine for a new generation of smart speech technology portfolio. In this blog post, we’ll explore the challenges developers face in designing embedded voice con...[Details]
A few days ago, I debugged the DS18B20 program. At first, when the system was running naked, the DS18B20 could read data normally. Since the ucos real-time operating system was added during the early ...[Details]
introduction
In embedded systems,
the running programs of
microprocessors
are usually stored in their internal or external non-volatile memories (such as EPROM, EEPROM or ...[Details]
Comparison of 2-phase and 5-phase stepper motors
You’ve narrowed your search for motion control solutions to stepper motors. Is it time to decide between 2-phase and 5-phase? ORIENTAL MOTOR ma...[Details]
/************************************************/
//The following program uses counter T0, external interrupt INT0, and common I/O port P3.5
//Call the header file of LCD 12864 for display
/********...[Details]
1. S3C244 clock system Keywords related to clock: Fin – external input crystal frequency, TQ2440 external crystal frequency is 12MHz; FCLK – for CPU core, i.e. the frequency of CPU core; HCLK – u...[Details]
First of all, it depends on the type of signal you need to test and how accurately you want the test to be performed. The most important factors are the accuracy requirements for rise time and ampli...[Details]
The Ministry of Commerce's official website shows that on January 21, the U.S. International Trade Commission (ITC) voted to launch a 337 investigation into certain electrical connectors and retainer...[Details]
introduction According to the National Shipbuilding Industry Economic Research Center, the total shipbuilding capacity in my country last year was about 9×106t. The new ship orders exceeded 17×106t...[Details]
PCB Design
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