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...
Today marks the 20th anniversary of the introduction of the Apple eMac, a computer designed for educational use in classrooms and computer labs. The original eMac was priced at $999 (about 6...[Details]
Recently, a user in Jinan City, Shandong Province received a virtual power plant spot electricity bill, which indicates that the virtual power plant agent aggregation user has officially participated ...[Details]
1 Introduction
With the rapid development of computer technology and modern testing technology, it is difficult to meet the needs of complex testing tasks using traditional integrated testing ...[Details]
This evening, CATL issued an announcement stating that the company plans to invest in the construction of the Jiangsu Times power and energy storage lithium battery research and development and produ...[Details]
In the 5G era, mobile phone processors are becoming more and more important. Now most domestic manufacturers have to rely on 5G processors from Qualcomm and MediaTek. However, this situation will soo...[Details]
On December 22, at the 2021 China Integrated Circuit Design Industry Annual Conference and Wuxi Integrated Circuit Industry Innovation and Development Summit Forum (ICCAD 2021), Dai Weimin, founder, ...[Details]
With the development of society, people's awareness of medical care is getting stronger and stronger, so the training of doctors has become a very important link. As a major aspect of doctor trai...[Details]
For FLASH memory microcontrollers, you can develop programs quickly and easily without an emulator. You can start from the following aspects: 1. Try to use high-level languages to develop system pr...[Details]
This system is a host electronic control system, which completes parameter diagnosis, data acquisition, closed-loop control and other real-time control functions in the process of beam alignment, a...[Details]
With the continuous improvement of my country's urbanization level, the urban lighting system is constantly expanding. How to save energy and improve the management level of street lamp systems is ...[Details]
Light-emitting diode (LED) technology has been around for about half a century. A light-emitting diode is a semiconductor device that emits light when there is a voltage deviation. Due to its low-p...[Details]
1. Current status of sewage metering in Shengli Oilfield The metering of sewage reinjection in oilfields is a key link in the reasonable allocation of oil wells. A large amount of industrial sewage i...[Details]
On September 4, the 2023 German International Automobile and Smart Mobility Expo (IAA MOBILITY 2023) was officially launched in Munich. CATL participated in the exhibition with its products and appli...[Details]
At the "Global Core Industry Innovation and Semiconductor Industry Development Investment Conference" held in Chengdu, Bitmain Chairman Zhan Ketuan said that as an emerging industry, technology finan...[Details]
UV-visible absorption spectroscopy is a method for qualitative, quantitative or structural analysis of substances based on measuring the absorption spectrum of substances in the 200nm-800nm spectr...[Details]