We have achieved multi-task lighting before, and today we will use key detection to control the flashing of LED lights.
Freertos semaphores are used here for control:
/*程序：Binary Semaphore 是一种信号机制一个任务...
[i=s]This post was last edited by wangerxian on 2022-12-14 09:17[/i]Even a switching power supply with a fixed switching frequency does not always show continuous pulses. In some cases, the pulses are...
As the saying goes, you never stop learning. Let's learn a little knowledge every day~ Let's start today~
In the following days, the administrator will come to the forum to post small posts every day....
[i=s]This post was last edited by damiaa on 2022-12-14 12:11[/i]The difference between stm32 and esp32 starting and using setup and loop in arduino
I recently used esp32 and had a lot of fun with it. ...
[i=s]This post was last edited by kit7828 on 2022-12-14 18:14[/i]The Xingkong board is a very easy-to-use board currently participating in the evaluation. It also has very good performance and is a ty...
Today I saw a video online that suggested a DIY charger that can automatically cut off the power when fully charged. Share it with everyone.However, now there is a question, does everyone lack a charg...
1. Electromagnetic
navigation Principle of electromagnetic navigation: Electromagnetic navigation is one of the more traditional navigation methods and is still used by many systems. It involve...[Details]
According to Sina Technology, the British consumer rights organization "Which?" claimed that Apple exaggerated the battery life of several iPhone models. For example, the actual talk time of the iPho...[Details]
Pixel Fold is a phone full of Wong Kar-wai style: it is like a bird without feet, it will only land once in its life, and that is when it 'dies'. In the digital circle, there have been endles...[Details]
MIMO (Multiple Input Multiple Output) technology is an important breakthrough in the next generation of communication technology. Based on Huawei's system simulation research results and actual fie...[Details]
According to Marklines statistics, the total sales of electric vehicles in the world in 2020 was 2.8924 million, a year-on-year increase of 45%. As electric vehicles are rapidly becoming popular, bat...[Details]
Renesas Electronics Launches Next-Generation Silicon-Based IGBTs for Electric Vehicle Inverters
New power devices to be manufactured at Renesas’ new 300mm Kofu plant
...[Details]
In Arduino, you can use AnalogWrite to use hardware to generate 490Hz/980Hz PWM waves, and set the duty cycle according to parameters. Students who don't know this can go to AnalogWrite to learn. Sec...[Details]
South Korea-based LG, which officially shut down its mobile phone business a few months ago, has revealed that it will start selling Apple iPhones and other Apple products in its own stores in South ...[Details]
At the end of last year, Meizu announced its own patent for "shunt-type battery charging and discharging control system, control method, and electronic device". A year later, it was finally rev...[Details]
Schattdorf, Switzerland, November 30, 2022 -
Datwyler is further strengthening its global capabilities in the development and production of O-rings by transferring its state-of-the-art cold run...[Details]
Abstract: This paper introduces the application of home information terminal with Atmegal03 as the main control chip in the intelligent construction of residential areas. The software and hardware te...[Details]
The heart-shaped water lamp made with the stc89c51 microcontroller has a great effect. Here is a picture of the actual lamp:
back:
I won't draw the schematic diagram. Just connect all 4 ...[Details]
Changdian Technology, which started out as a underwear factory in southern Jiangsu, and Taiwanese who went beyond the Taiwan authorities to build wafer foundries in the mainland, have either grown te...[Details]
In the new energy vehicle market in 2024, although fire accidents have been greatly reduced compared with before thanks to the advancement of power battery safety technology, they still occur from ...[Details]
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