[font=新宋体][size=3]For a speaker that is wound with a coil inside, the current flowing through the coil usually changes, causing the coil to stretch and deform, thereby driving the membrane to produce ...
I have been working on PWM output issues for the past two weeks, mainly to familiarize myself with and port ARM's CMSIS library. I encountered many problems during the whole process, and I would like ...
传媒学子onsemi and Avnet IoT Innovation Design Competition
vim is one of the most commonly used text editors under Linux. It is powerful and highly customizable, and is a favorite of many programmers. pyvim is a version of vim written entirely in Python (with...
[i=s]This post was last edited by ddllxxrr on 2020-8-16 09:28[/i]This time the actual operation was very tiring for me, because of the serial port, the serial port used by Hetai is the same as the des...
[i=s]This post was last edited by dcexpert on 2022-10-5 13:42[/i]Yesterday I saw the news that Google Translate no longer provides translation services to China. Then I found that the browser translat...
Design of Low Consumption System of 80C51 Series SCM Based on HYM8563
XUE Jianguo
(Electronics & Information Engineering Department,
Putian University,Putian 351100, China)
Key w...[Details]
MCU:STM32F334C8T6 Frameware:STM32F3348-Discovery_FW_V1.0.0 Functionality: Use the serial port debugging assistant on the PC to send characters (data) to the MCU, and the MCU sends the received charac...[Details]
This article is only used to record the learning process; 1. Open MPLAB X LAB, left-click "File" in the upper left corner, then click "New Project", and the following figure pops up. 2. Click "Ne...[Details]
Deafness
Hearing aid
The circuit is shown in the figure. It is essentially a multi-stage audio amplifier composed of transistors VT1~VT3. VT1 and peripheral resistors and capacitors f...[Details]
You don’t have to get out of the car to refuel, and now you don’t even need to take out your mobile phone to pay. It’s so convenient. Recently, a function called "smart refueling" has been launched ...[Details]
On January 20, China Stone Technology disclosed its 2020 annual performance forecast, with an estimated net profit attributable to shareholders of the listed company of 175 million yuan to 200 millio...[Details]
In 2019, Fujian Xiamen Power Supply Company launched the construction of ubiquitous power Internet of Things, giving full play to regional characteristics and advantages, and jointly working with g...[Details]
Compared with traditional fuel vehicles, new energy vehicles have problems such as range, charging time, safety performance, battery life, and battery cost, which are key factors restricting consumer...[Details]
7 interrupt channels are used in NVRC 7 interrupt service functions EXPORT EXTI9_5_IRQHandler 22 interrupt lines The interrupt source is any GPIO you want to connect, use that to connect ...[Details]
At an investor conference this week, Sony admitted that PS5 sales had not met expectations. However, Sony stressed that it was not because players were unwilling to buy it, but because of ins...[Details]
More and more industrial and communication applications benefit from non-isolated DC/DC power module products, including reliability, volume, etc. These benefits help shorten the time to market of ...[Details]
Huawei's smartphone market share in Thailand has not been affected by US sanctions against the company, the Bangkok Post reported. Huawei said its market share in Thailand grew to 20% in the first fi...[Details]
1 Introduction to ATX Power Supply
In the early days, AT power supplies dominated the switching power supply in PCs. The output power of AT power supplies is generally 150-250W, with fo...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
With the evolution of digitalization, intelligence, energy conservation, emission reduction, new energy and other major trends, the entire automotive industry has also undergone relatively signific...[Details]