I learned about Xianji Semiconductor last year and have been paying attention to it. Later, I saw Yehuo selling HPM6750 and HPM6450 chips on Taobao. I wanted to buy a development board when Yehuo rele...
[i=s]This post was last edited by RCSN on 2021-6-26 16:28[/i]1. Design Intention
Last year, when I was on a business trip, I needed a lot of serial communication or debugging on site. I also brought a...
I am a newbie in microcontrollers, please give me some advice!!!
Design a battery voltage detection device
Voltage displayed on LCD1602
When the voltage is lower than 2.6V, the indicator light flashes...
[i=s]This post was last edited by dql2016 on 2021-1-16 16:59[/i]The MCU used in the NUCLEO-L552ZE board is STM32L552ZET6. The STM32L552xx is based on the Cortex-M33 core , the Armv8-M with Mainline ex...
Does the ESD protection device have to be placed close to the connector? Why is this? Can someone please explain this to me?
Lower the series inductance? Is that correct?...
"New energy is more than pure electricity, and hybrid is not a transition, but a 'blue ocean in the red ocean.'" On June 6, at Lynk & Co's spring and summer press conference, Geely Automobile Group C...[Details]
Overview
The global medical electronics market is huge and has grown rapidly in recent years. Medical electronic devices range from extremely complex medical imaging systems (such as MRI: magneti...[Details]
Everyone is familiar with oscilloscopes, but you may not have heard much about differential oscilloscopes. In fact, I am the same. Although the Pico oscilloscope series has always included the Pico342...[Details]
On the morning of July 1st, there is no accurate statement about which 5G technology the iPhone 12 will adopt. A new supply chain report did not fully answer the question, but it did reveal a...[Details]
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A single-chip microcomputer is a programmable controller. After the hardware circuit is built, many very complex logic functions can be realized by using the program. Compared with pure hardware ci...[Details]
1. Compiler optimization issues If the defined local variables are not used later, they will be optimized by the compiler, such as: { u32 va = 100; va = 200; //Put breakpoints at som...[Details]
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1. Keyboard type 1.1 Encoding keyboard Generate the key value code of the pressed key through the hardware circuit. The program is simple but the hardware circuit is complex Like a computer keyboard ...[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]
From the moment the night gave the lion a pair of bright eyes, the lion decided to use them to find the truth~Now, let’s witness it together!
Q: Every time I see a lion’s eyes, I feel somethi...[Details]
1. Bus operation of S3C2410
First, let's talk about the concept of processor storage space bank. Take the 32-bit processor 2410 as an example. Its theoretical addressing space is 4GB, but...[Details]
Data released by the Ministry of Industry and Information Technology on the 21st showed that from January to February this year, my country's communications industry as a whole performed well. The gr...[Details]
Recently, after a year of trial operation, the national pilot project of source-load storage-charging district-level microgrid was officially put into operation in Taihezhuang Village, Xushui District...[Details]
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