[font=微软雅黑][size=4]First, let’s take a look at the sound hole of the MP34DT04 digital microphone. [/size][/font][font=微软雅黑][size=4]It’s made of pure gold. Looking inside, you can see some dust on a la...
littleshrimpST Sensors & Low Power Wireless Technology Forum
I want timer tim2 to implement an interrupt once every 1s, but I don't know why. When I downloaded the code to the board, I found it was very fast. I checked the clock frequency of tim2 and found it w...
[i=s] This post was last edited by paulhyde on 2014-9-15 04:17 [/i] [b][color=#000000][font=宋体][size=14pt]Huang Zhiwei from Nanhua University[/size][/font] [font=宋体][size=14pt]Designing a good power s...
This is a waveform of the address signal of 16-bit writing to external SRAM with fsmc external expansion. Please analyze and see if there is any improvement.This external controller can access correct...
As the title says, I want to know whether an ordinary node can monitor the noise of its current channel in real time and transmit the result to the host computer. Or does it need a coordinator to comp...
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
With the continuous advancement of various technologies in the field of measurement and control, the baseband subsystem of general measurement and control equipment has entered the fourth generation o...[Details]
Abstract: Based on the ZigBee parking lot SMS car search system, the location of the vehicle in the parking lot is sent to the owner through SMS, which is convenient for the owner to quickly find ...[Details]
Brain-computer interface (BCI) is a novel human-computer interface method. It is defined as a brain-computer (computer or other device) communication system that does not rely on the normal output ...[Details]
Inverter supplier Santerno has been awarded a contract to supply 155MW of sliding inverters to a solar farm in California’s Imperial Valley. The company did not disclose further details about the p...[Details]
The performance of most portable products depends on the quality of the batteries that power them. In recent years, as battery performance has improved, portable products are moving towards smaller...[Details]
Hall sensor
is a semiconductor element that works by using the Hall effect. Due to the high conversion efficiency, fast response speed, wide dynamic range, good frequency characteristics and ...[Details]