Chips are in short supply now, and I need a 3.3V to power an LED. Can I use 5V to connect two diodes in series to reduce the voltage to 3.6V as a replacement?...
[i=s]This post was last edited by led2015 on 2020-4-23 00:40[/i]Anyone who knows or has encountered this problem, please give me some advice. I have searched all the knowledge on Baidu but it is usele...
[This article comes from PChome] Recently, with the launch of next-generation game consoles, many netizens have paid high prices to buy them to try them out. However, it didn’t take long for many user...
EFM32PG22 Development Kit
The PG22 Development Kit is a low-cost, small-footprint prototyping and development platform for the EFM32PG22 microcontroller. The board is a cost-effective, feature-rich, s...
1: I received the board a day or two ago. Due to the epidemic, I haven't started testing and familiarizing myself with it. Today, I have time to install the development environment and write a post.
F...
1. Introduction With the continuous improvement of industrial level, people's requirements for flow measurement are getting higher and higher. The current development trend is that simple volume flow...[Details]
Specific implementation functions The system consists of STC89C52 microcontroller + button module + LCD1602 liquid crystal screen + buzzer call module + power supply. Specific functions: 1. The h...[Details]
OLEDs are solid-state devices made of thin sheets of organic molecules that emit light when electricity is applied. OLEDs allow electronic devices to produce brighter, clearer images while consumin...[Details]
1 Introduction
In recent years, speed sensorless vector control of asynchronous motors has become a research hotspot. At present, speed sensorless vector control of asynchronous motors has...[Details]
Renesas Electronics Corporation, a supplier of semiconductor solutions, has announced the launch of an ultra-high-definition (UHD) surveillance camera reference design to meet the high-definition obj...[Details]
On November 14, the Shanghai Stock Exchange Science and Technology Innovation Board Stock Listing Committee held its 46th review meeting in 2019. According to the review results, Shenzhen Chuangxin L...[Details]
LEDs are now ready for general lighting. LEDs offer many advantages in general lighting systems, such as longer life and higher efficiency. However, LED technology faces several challenges. One of ...[Details]
Recently, Haichen Energy Storage and China Electric Equipment Group Energy Storage Technology Co., Ltd. (hereinafter referred to as "China Electric Equipment Energy Storage Company") signed a strat...[Details]
On April 25, the 2024 Beijing International Automotive Exhibition (hereinafter referred to as the "Beijing Auto Show") opened. Intelligence is one of the most widely discussed topics at this auto s...[Details]
The global energy shortage problem has caused governments around the world to vigorously promote new energy-saving policies.
The energy consumption standards for
electronic
products are...[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]
Powerful clock interruption
In program design, setting a good clock interruption can greatly facilitate and simplify program compilation and improve system efficiency and operability. The followi...[Details]
An image sensor is a device that converts image data into a series of electronic signals using the principle of photoelectric conversion. The contact image sensor CIS is a new type of image sensor ...[Details]
Analog electronics
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