1. Stable circuit, especially power supply, the overcurrent capacity should be able to reach 3A instantaneous value. When the module is in idle state and sending state, the voltage fluctuation must no...
[size=4]RF power amplifier (RF PA) is an important component of various wireless transmitters. In the pre-stage circuit of the transmitter, the RF signal power generated by the modulated oscillation c...
The watchdog timer (Watchdog Timer (WDT_A)) is actually a special timer, which can be used as a watchdog or a timer. The so-called watchdog function refers to the ability to monitor whether the progra...
After a day of work, the board broke and could not display letters. I didn't find out until noon. I changed to a new board and spent an afternoon tinkering with it. It can be used now. In fact, the re...
[size=4] Bluetooth technology has been used for many years to support a variety of location services, such as proximity solutions such as landmark (PoI) information and item tracking, as well as posit...
China Energy Storage Network News:
Recently, Mr. Feng Qingdong, chief expert of State Grid Energy Research Institute, delivered a keynote speech on the topic of "Energy Internet and Distribut...[Details]
Baud rate calculation
The baud rate of STM32 is closely related to the serial port peripheral clock. The clock of USART 1 comes from APB2, and the clock of USART 2-5 comes from APB1. In STM32, th...[Details]
Switching power supplies have the characteristics of high efficiency, large adjustable output voltage range, low loss, small size, and light weight, and have been widely used. Due to the small size...[Details]
PLC programming language is a language used to write PLC programs in the field of industrial control, aiming to achieve automated control and monitoring of industrial equipment and production proce...[Details]
Author: Blue Ocean Brain
1. The rise of impact and verification technologies
With the widespread popularization of digital applications, it will gradually penetrate into various indus...[Details]
1 Background
In an increasingly information-based society, various embedded systems have penetrated into every corner of daily life. The functions of embedded systems are becoming more and mor...[Details]
Chapter 7: Preemptive Kernel (with Delayed Service Only) Once everyone understands the task scheduling method of time-slice round-robin scheduling, the principle of preemptive kernel is already wit...[Details]
Chilisin, an inductor manufacturer under Yageo, admitted that the company's related orders to Huawei, one of its customers, have indeed decreased by 30% due to US sanctions. However, because the over...[Details]
The "Hunan Province's Action Plan for Intelligent Empowerment of 10,000 Enterprises (2023-2025)" proposes to strive to push 700,000 enterprises in the province to the cloud and 40,000 enterprises t...[Details]
On September 7, the official Chinese website of electric car maker Tesla showed that the company had quietly launched a battery recycling service in the country. So far, Tesla has not promoted its ...[Details]
Ten years of experience in the industry, teaching you the introductory chapter of microcontrollers, Lecture 26:
The overflow rule for multiplication is the same as the overflow rule for addition. Her...[Details]
At present, the LED intelligent lighting industry is in a state of flourishing, for example, the control transmission methods include infrared, WiFi, Bluetooth, ZigBee, etc. The establishment of st...[Details]
Preface With the rapid increase in the number of vehicles, efficient vehicle management and dispatching systems have become a tool urgently needed by various vehicle management and dispatchin...[Details]
What is DCM
DCM stands for Diagnostic Communication Manager. It is located in the service layer of AUTOSAR basic software. Its main function is to provide diagnostic services that interact...[Details]
1. Position and function of motor controller in electric vehicles
The motor controller is the core module of electric vehicles and also the decisive factor of the vehicle's power performance. ...[Details]