Sitara has a powerful HMI, and the HMI device includes hardware and software. The software here is the configuration software, and the hardware I am more concerned about is its serial port and Etherne...
What is jitter and phase noise?Jitter reflects the time deviation of a digital signal from its ideal position. The bit period of high-frequency digital signals is very short, usually in the hundreds o...
Is anyone familiar with ZHA? What does it mean to write your own protocol stack in it? I need help, I am a newbie and don't know anything. My manager asked me to write a protocol stack program for our...
[i=s]This post was last edited by jinglixixi on 2022-10-10 19:28[/i]Although the ACM32F070 development board is equipped with a segment code LCD display, its display form is shown in Figure 1.
Using t...
[align=left][/align] [align=left][/align] There are 3 types of Boosterpacks: 20 pins (left 1) such as the MSP430 launchpad's Hot Wheels and MP3 expansion board 40 pins (left 2) such as the C2000 launc...
[i=s]This post was last edited by xbcai on 2016-3-17 20:02[/i] [color=#333333][font=微软雅黑, arial][size=16px][color=#444444][font=Tahoma,]When I was browsing the forum[/font][/color][color=#444444][font...
In recent years, the market for mobile/portable devices such as smartphones and laptops has continued to grow rapidly. While these products continue to integrate more new features to enhance the ...[Details]
In this article, the high-performance DSP developed by TI can be used as an effective confidentiality method if it is applied to PC encryption cards.
As an effective network security solution,...[Details]
1. Introduction
Light control circuit plays a vital role in urban street lamps or corridor lighting. With light control circuit, the lights can be automatically turned on and off according to ...[Details]
Contact resistance
is the resistance to current flow through a closed pair of contacts. This type of measurement is performed on devices such as connectors,
relays
, and switches. The...[Details]
1 Introduction to HART Protocol
HART (Highway Addressable Remote Transducer), an open communication protocol for addressable remote sensor high-speed channels, was launched by Rosemen in the U...[Details]
LED lamps and bulbs are now rapidly replacing incandescent, halogen and CFL (compact fluorescent lamp) light sources in many general lighting applications. Flyback DC/DC converters are the power su...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
At present, how various communication technologies will evolve after 3G is a focus of great concern in the industry. Especially for TD-SCDMA, whether it can achieve smooth evolution to the next gen...[Details]
Our flight had just begun to descend when a gentleman sitting next to me turned to talk to me about engineering—he had seen me reading an engineering journal. The gentleman next to me said that he ...[Details]
1 Introduction to LED
With the development of science and technology, people have higher and higher requirements on automobile light sources. LED (Light Emitting Diode) has gradually attracted...[Details]
Leakage current is generated by parasitic resistance paths between the measurement circuit and a nearby voltage source. This current can significantly reduce the accuracy of low current measurement...[Details]
1. The composition and structure of mobile phone lithium battery
Mobile phone lithium batteries are mainly composed of plastic shell upper and lower covers, lithium battery cells, protection c...[Details]
In order to prevent the lithium battery from being damaged by abnormal conditions such as overcharge, over discharge, and overcurrent, a lithium battery protection device is usually used to prevent...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
Currently, high-frequency and high-efficiency DCDC converters are increasingly used in automotive electronic systems.
High switching frequency can use smaller power inductors and output filter...[Details]