Below I will report to you the work done on FLASH booting, hoping it will be helpful to you. My experience and writing skills are limited, so please forgive me if I write poorly. Hardware environment:...
The price of STM32F429VI is too high, so I replaced it with STM32F407VE. I did not modify the program and tested UART, SPI, and CAN, all of which were normal. After using it for a while, I found that ...
A mother stray dog was found living with her three puppies in a cave under a tree near the company’s tennis court. It seems that they have problems with their three meals a day. The weather in Beijing...
I use DSP6713BIOS to do multi-tasking, one PID hard interrupt, one soft interrupt, one task, the task has the lowest priority, as a background program, the strange thing is that each time only
Is it e...
Ask everyone a question: ------------------------------- I am doing embedded development on the board. When in kernel mode: float result = 5.4 / 4.3 ; // I have a simple question. Some people say that...
First of all, why does C++ need inheritance? What does inheritance mean? What are the three types of inheritance?
Why do we need inheritance?
When writing large programs, there are often many classes,...
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[Details]
1. System Structure
This system is a simulation system of indoor air-conditioning temperature/humidity control system. The data acquisition and control center collects temperature/humidity...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Against the backdrop of global warming, energy conservation and emission reduction have become a global hotspot and focus, which has also sounded the clarion call for the take-off of the LED lighti...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
1 Introduction
Washing machines are an indispensable household appliance in the home, and they are developing very fast. Fully automatic washing machines are favored by everyone because of their con...[Details]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
Some people think: as long as the program runs well, it doesn't matter how the original program is written. But this is absolutely not the case. Software is not completed in one go, and it is neces...[Details]
In the development direction of the automotive industry, electric vehicles (EV) and hybrid electric vehicles (HEV) are becoming an obvious trend. From a technical point of view, hybrid power is mor...[Details]
1 Overview
As a driving power source, the new battery has a range of more than 200 km within the acceptable weight range of the mass market, which provides an important way for power batteries...[Details]