[i=s]This post was last edited by jinglixixi on 2020-8-29 08:53[/i]DHT22 is a single-bus digital temperature and humidity sensor. It has three pins and only needs one GPIO port to work.
This bus is us...
Starting /home/ubuntu/build-untitled-Desktop_Qt_5_2_0_GCC_32bit-Debug/untitled...
OpenGL Warning: glFlushVertexArrayRangeNV not found in mesa table
OpenGL Warning: glVertexArrayRangeNV not found in me...
I am using msp430f149 and want to use channel A5 to measure external voltage and display it on 1602. However, after the program is burned in, the voltage of 1.87V is displayed on 1602 when channel A5 ...
MXCHIP+(1[/font][font=Times New Roman]1[/font][font=黑体])[/font][font=Times New Roman]STM32Cube[/font][font=黑体]Quick Start Development of Lighting up LED[/font][/size] [size=22.0000pt] [/size] [size=12...
[i=s]This post was last edited by paulhyde on 2014-9-15 03:44[/i] [color=#7b7d72][font=Arial, sans-serif](1) In July, a national expert group working meeting was held to preliminarily determine the ba...
Introduces the principles of FPGA devices, development process and simple design examples for your referenceUse QUARTUS II to do the whole process of FPGA development. The detailed fool-proof tutorial...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
Abstract: In order to generate a stable excitation signal, the design of a digital frequency synthesizer is implemented on FPGA using Verilog hardware language. The design includes accumulator, wav...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
1 Introduction
As an emerging microfabrication technology, micro-electromechanical system (MEMS) technology has begun to be applied in various fields. It can integrate functions such as inform...[Details]
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[Details]
Flooded Batteries
This battery developed in Germany can be used to power flashlights, strobe lights and toys as long as it is filled with water. This battery can be stored for 50 years and can...[Details]
This controller uses PIC16C54 single-chip microcomputer as the controller, and it is very easy to use: just connect a telephone line to the loudspeaker through the controller, and you can rem...[Details]
Introduction
Liquid crystal, as a display device, is widely used in low-power products such as instruments, meters, and electronic equipment with its unique advantages. In the past, the displ...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
1 Introduction
With the rapid economic development, my country's electricity demand has been growing at a rate of more than 20% per year. According to the current economic development trend an...[Details]
1 Overview
In the field of traditional lighting, the concepts and definitions of lamps and lamps are clear. Lamps and lamps have their own applicable product standards, supporting technical st...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[Details]
1 Introduction to the overall system solution
The hardware part is mainly used to amplify the sound. When the sound is loud enough, the signal can be introduced into the microcontroller for de...[Details]