This article demonstrates how to display the clock and weather conditions through OLED, mainly using the free weather API of openweathermap.1. Hardware preparation(1) Zero-knowledge ESP8266 developmen...
With the advent of the 5G era, network base stations and user devices (such as mobile phones) have become thinner and smaller, and their energy consumption has also become lower. In order to fit small...
I originally wanted to design and make an FPGA learning board by myself, taking XC7A100T as an example. I planned to buy two samples, but found that the price was ridiculously expensive, 700 RMB. Is i...
[i=s]This post was last edited by MianQi on 2021-6-19 14:07[/i]Studying the road to electric motor drive - 7: Mathematics used in electric motor drive...
introductionAs an important component of wireless measurement and control systems, wireless modems need to have the characteristics of high speed, high reliability, and small package size. Some existi...
This reference design is for a miniature optical heart rate monitor measurement solution (without chest strap) specifically for wearable or mobile applications. The small module can be easily conn...[Details]
According to the Economic Times of India, Apple executives had previously held several meetings with senior Indian government officials, planning to transfer nearly one-fifth of its production capaci...[Details]
When you change the fuse configuration of the AVR and re-power on, and then try to use ISP to download, the prompt "Failed to enter programming mode" appears, etc. It is very likely that you have m...[Details]
Hua-Han plans to issue 3.54 million new shares as consideration for the acquisition and exchange shares with its subsidiary AIS Cayman. If the transaction is successfully completed, Hua-Han will acqu...[Details]
Multimeters can be used to measure DC voltage, DC current, AC voltage, resistance, etc. Some multimeters can also measure AC current, decibels, power, inductance, capacitance, transistor parameters...[Details]
introduction
Many systems require hot-swap support. In addition to positive power supply systems, some negative power supply (-5V or -5.2V) designs also have the same requirement. In hot-swap ...[Details]
On February 22, the National Standards Administration and the National Energy Administration issued a notice on the "Guidelines for the Construction of a New Energy Storage Standard System", and a ...[Details]
0 Introduction
Magnetic bearings are bearings that support rotating bodies completely contactlessly with magnetic force. In a broad sense, they are bearings that can support linear motion ...[Details]
/**************************************************************************
Flashing light program
*************************************************************************/...[Details]
On October 29, Dianlian Technology released its 2020 third-quarter report. The company achieved operating income of 1.861 billion yuan from January to September 2020, a year-on-year increase of 24.71...[Details]
ST 3 in 1 development board stm8 learning uart Author:Xiao Xing Program features: Accept the value entered by the HyperTerminal and display it I have to talk about the clock problem last time. Beca...[Details]
Green electricity supply for this year's Boao Forum for Asia Annual Conference has become a highlight. On March 25, media reporters experienced the Boao Near Zero Carbon Demonstration Zone creation re...[Details]
In the data acquisition system with 80C31 as the control core, a large external RAM is often needed to store data. As we all know, 80C31 is an 8-bit CPU with a 16-bit address bus width. Its externa...[Details]
Recently, realme's new phone quietly landed on the website of the Ministry of Industry and Information Technology, and its appearance and some configurations have been exposed. There were several n...[Details]
There are only more than 7 months left before Huawei's three-year deadline of not building cars. Yesterday, the official account of AITO Automobile posted a tweet with the title: HUAWEI Asks the Wo...[Details]
DIY/Open Source Hardware
京公网安备 11010802033920号
EEWORLD
