Finally I found a job. I didn't expect it to be so fast. Although it's just pressing DVDs in a photo studio, it's child's play for me, but the studio doesn't have a professional one. When I was intern...
[i=s]This post was last edited by DavidZH on 2016-12-11 17:39[/i] The previous post compared the onboard resources of STM32F769 and STM32F746 Discovery. This post focuses on the comparison of MCU and ...
After GPRS connects to the server, it will call ready after receiving data for a few seconds or minutes. I observed the time interval of call ready, which is irregular and random, indicating that the ...
My program runs 7 threads at the same time. I need to manage these threads to make them run normally. I have read a lot of information online, and they all say that threads can be synchronized by usin...
DMA interrupt: During data transmission, when the DMAxSZ register value decreases to 0, DMA sets DMAIFG. The DMA interrupt and DAC12 module share the interrupt vector. When using the interrupt, the so...
Today I tried to read and write flash, modified from TI official code, I prepared a variable, but what was written in and what was read out were inconsistent. Please help me find out. void write_SegC ...
1. Several nouns
ABI:
The specifications that an executable file must follow in order to run in a specific execution environment;
Separately generated relocatabl...[Details]
1. Project Overview
1.1 Introduction
Currently, most music files are saved in MP3 format, a lossy audio compression format that cannot perfectly reproduce the original music. With the exp...[Details]
Long ago, the lifespan of cars in my country was 15 years. Once a car reached 15 years old, it was forced to be scrapped. However, the policy was later changed. As long as the car does not exceed 6...[Details]
Whether it is an electric car or an ordinary fuel car, for the vast majority of car buyers, the final cost of use is what they care about most. For fuel cars, how to save fuel is what drivers care ...[Details]
1. Introduction
Electronic scales are gradually replacing traditional measuring tools like springs and balances in everyday life, such as electronic price computing scales and electronic weigh...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
According to Nikkei, Japan has performed poorly in responding to China's power semiconductor challenges.
There are five major companies in Japan's power chip market: Mitsubishi Electric,...[Details]
To improve the lateral active safety of intelligent connected vehicles, the identification and definition of unexpected functional safety scenarios for the EPS (Electronic Steering System) ...[Details]
With the increasing popularity of automated equipment, linear modules, a common auxiliary device for automated equipment, have also seen a bright future. In particular, in recent years, many small ...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
A pure sine wave inverter has a good output waveform with very low distortion, and its output waveform is essentially the same as the AC waveform of the mains power grid. In fact, the AC power prov...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
The drive shaft is the shaft in a universal joint that transmits power. As a high-speed, low-support rotating body, its dynamic balance is crucial. Generally, drive shafts undergo dynamic balancing...[Details]
The drive shaft is a high-speed, low-support rotating body, so its dynamic balance is crucial. Generally, drive shafts undergo dynamic balancing tests and adjustments on a balancing machine before ...[Details]
The power battery is a crucial component for vehicles, determining its lifespan and range. According to national regulations, when the capacity of an electric vehicle's power battery drops below 80...[Details]