MQTT is also a popular network protocol for IoT transmission. Let's transplant and learn it today. The specific source code can also be downloaded from the PACK package of KEIL. After downloading, I w...
From September 27 to 29, 2021 , the ELEXCON Shenzhen International Electronics Exhibition and Embedded System Exhibition hosted by UBM Creativewill be held at the Shenzhen International Convention and...
When designing a 32-bit MCU as a controller project for industrial computer coprocessing, an 8M active crystal oscillator and a 32.768K passive crystal were connected. At that time, a 32.768K passive ...
BabyOSBorn for small projects, a weak operating system that needs to be fed collectively like a child. Why is it called a weak operating system? Because compared with the existing embedded operating s...
The purpose of this application report is to take a closer look at the devices in the C2000 microcontroller unit (MCU) that are relevant to real-time control systems and make their performance stand o...
I have been in contact with single-chip microcomputers for almost two years, but it is only a very amateur interest, and I have not practiced much. I am still a beginner. The task given to me these...[Details]
On June 9, Bloomberg News pointed out that "just as the United States misses the good old days of being the world's semiconductor leader, Japan feels even more that it has lost its former glory." Th...[Details]
I believe that many people, like me, have changed the way they use video services due to the epidemic and the new normal that has followed: I used to watch TV and movies occasionally to pass the time...[Details]
Every year, the US SIA publishes a white paper factbook, which discloses some of the current status and data of the US semiconductor industry and demonstrates the strength and prospects of the US sem...[Details]
With the development of wireless communication technology and the popularization of intelligent terminals (smartphones), when users use terminal applications, the application usually involves identit...[Details]
According to Taiwan media China Times Electronic News, Hon Hai Technology Group today notified the U.S. state of Wisconsin that it objects to the state's view that Hon Hai does not qualify for job cr...[Details]
1 Establish KEIL development environment Keil version: μVision V4.71.2.0; Debugger: JLINKV8; Debug software: J-Link ARM V4.72. 2 New Construction Create a new project as shown in Figure 1, and ...[Details]
As one of the main themes of the G20, the development of the digital economy is becoming the main path for China's innovative development. Today, it has become a new trend and new trend in social dev...[Details]
Recently, foreign media dug out a Redmi 10X 4G configuration list on Google Play and found some interesting things. At present, Redmi 10X has passed the certification of the Ministry of Industry ...[Details]
1 Estimate the power of the UPS power supply According to the power consumption of the microcomputer and its external devices, the total power consumption of the equipment is calculated. The total po...[Details]
1 Internal structure of S3C825A microcontroller
The internal structure block diagram of S3C825A is shown in Figure 1. From Figure 1, we can see that the microcontroller has the following feat...[Details]
In order to reduce pollution, save water and reduce emissions, it is necessary to strictly measure and control domestic water, industrial water, circulating water and discharged sewage. Flow measurem...[Details]
1 Introduction
This article briefly introduces the significance of electrolytic capacitors in extending the life of LED lamps, and briefly introduces a new closed-loop current control strategy, and...[Details]
Introduction The schematic diagrams of different development boards are different. Here, I use the Wildfire MINI-V3 (F103VET6) simple development board to briefly introduce the settings of the GPIO p...[Details]