#Create a new folder and store files in a USB flash drive in C language in Linux##1. Storage path plan```c #includeint main(void) { char file[30] = {'\0'}; //File name char filefolder_path[30] = {'\0'...
[i=s]This post was last edited by hujj on 2020-12-23 16:30[/i]After the LCD display driver is completed, the DS1307 calendar module is driven. This module uses I2C communication. I used the CLK and DI...
Power supply topology: PSR. Control mode: PSM. Switch chip: LNK3604D.Input 220VAC, output not fully loaded.1. How to determine whether the power supply is stable?2. Can the error in transformer manufa...
I would like to ask about the design/sample making of high-frequency transformers. If I provide the parameters in the figure to the manufacturer, there should be no problem in making this kind of tran...
In the global energy-saving car competition Shell Eco-Marathon, hundreds of student teams compete every year with their self-developed energy-saving cars. They do not race, but challenge to complete t...
After the release of OPPO Reno2 in Shanghai, it attracted widespread attention from netizens. After all, there are not many new phones today that focus on video. At most, there are only the iPhone 11...[Details]
The AVR Control and Status Register provides information about the reset source that caused the AVR to reset. · Bit 4 – JTRF: JTAG reset flag ATmega32 can set the JTAG reset register through the JT...[Details]
Currently, 40Gbps optical transmission has been widely adopted. However, due to the increase in signal rate, the width of each UI is reduced from 100ps of 10Gbps optical signal to 25ps, so the ji...[Details]
Preface With the development of microcontrollers, microcontrollers are increasingly used in household appliances, industrial automation, production process control, intelligent instrumentation and ot...[Details]
Recently, Shanghai-based
YOGO ROBOT
Co.
, Ltd. announced that it had completed a C1 round of financing worth hundreds of millions of yuan led by Centurium Capital.
It is understood that...[Details]
When you first buy the latest smartphone, you may be very happy to have a phone that can work normally throughout the day without additional charging. However, two years later, you may encounter th...[Details]
1. The driving capability of the 51 MCU I/O port is limited, generally only within 10mA, which is not enough to directly drive the buzzer and relay, so an amplification device such as ULN2003 is requi...[Details]
The one using is stm32f103rct6. I am currently writing a program that uses a single timer to capture 4-channel PWM waves. I have to change the detection edge in the interrupt function and manually ca...[Details]
A new study led by researchers at the National Institute for Materials Science and Engineering in Japan shows that in a solid electrolyte, a silicon anode consisting only of industrial silicon nanopa...[Details]
The MAX44265 op amp features a maximum gain-bandwidth ratio (GBW) to deliver current, making it ideal for battery-powered applications such as cell phones, laptops, and portable medical devices. Th...[Details]
The world of drones has taken a quantum leap forward with the advent of VR drones. Here we explore the exciting field of VR drones, their capabilities, and why they have become a game changer for f...[Details]
Overall, the demand for passenger cars in China, as shown in the figure below, has returned to the level of 2016. Except for the companies' very happy clearance of stocks, the total number of vehicle...[Details]
On June 10, the penultimate round of the preliminary round of the 2021 "Core Power" competition "Finding Good Chinese Projects and Gathering Chinese Core Power" came to a successful conclusion. This ...[Details]
Non-isolated buck power supply is a commonly used power supply structure, accounting for more than 90% of fluorescent lamp power supply. Many people think that non-isolated power supply only has bu...[Details]
A soft starter is a device used for starting and running control of motors. It controls the starting current and voltage of the motor to achieve smooth starting and soft stopping of the motor, redu...[Details]