[i=s]This post was last edited by 29447945 on 2017-9-13 18:57[/i] An OLED display screen has been adjusted for a long time, and it can finally display today. I have two screens, one for SPI communicat...
Serial communication is a very common communication method, with a small number of cables and simple operation. Let's take a look at the definition, principle and code implementation of serial communi...
During the NBoot startup process, it is necessary to access the contents of block1 in NandFlash. The contents of block1 are the TOC of EBoot to be loaded next. How is the TOC of EBoot burned into nand...
If any of you have implemented the encryption protocols WEP WPA WAPI 802.11i for wireless network cards, please leave your contact information and ask for technical advice. Or add me on QQ: 610258988....
[i=s]This post was last edited by btty038 on 2019-12-19 14:16[/i]Since the birth of the first radio transmitter, engineers have been concerned about RF power measurement, and it is still a hot topic t...
Dear experts: I am a newbie. I was assigned to work on WinCE, mainly the underlying driver. I tried to write a stream interface driver. I set almost all the stream interface functions to empty functio...
Traditional broadcasting systems generally need to be operated manually at a fixed time, and can only realize one-way broadcasting with few functions. Traditional bell ringing equipment has a singl...[Details]
1. Circuit composition
The whole circuit consists of two parts:
1. Power saving control circuit
As shown in the figure below. Including delay circuit and drive circuit.
(1) Delay ci...[Details]
1. Introduction
With the growth of parking demand, the scale of parking lots is becoming larger and larger. A lot of research has been done on intelligent parking lots in China, but most of th...[Details]
Converged processors meet scalability requirements
In current embedded system design, solutions based on MCU, DSP, FPGA and ASIC account for more than 90% of the market share. These solutions ...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
This article discusses the six design steps of LED lighting system design in detail: (1) determine the lighting requirements; (2) determine the design goals and estimate the optics; (3) the efficie...[Details]
Applying fieldbus technology on new beer production lines is the first choice for large beer companies with strong management level and technical strength. Guangzhou Zhujiang Beer Group Co., Ltd. i...[Details]
Button cells (also called button cells) are those batteries with equal or larger diameter and height. The current size range of alkaline button cells is specified as follows: diameter 4.8mm-11.4mm,...[Details]
0 Introduction
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The ways to reduce costs are: ① Use the Bluetooth data transmission...[Details]
0 Introduction
In the fields of petroleum, chemical industry, metallurgy, electricity, textile, light industry, water conservancy and other industries and scientific research, relevant pressur...[Details]
Introduction
The LED market has seen tremendous growth over the past few years. Advances in thermal dissipation, packaging, and processing have resulted in higher brightness, higher efficien...[Details]
Tags: digitization, analog technology, digital technology
1. Introduction
The ability of digital electronics to quickly and accurately collect image, voice and audio data from our...[Details]
With the development of the national economy and the improvement of people's living standards, central air conditioners are increasingly widely used in civil and public buildings. While central air co...[Details]
The three-dimensional rotating LED, also known as POV LED, is an electronic product that uses the persistence of vision effect of the human eye to display graphics, animations and other information. I...[Details]
DIY/Open Source Hardware
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