In the process of embedded software development, generally speaking, the time spent on testing and coding is 3:1 (maybe more in fact). This ratio will continue to decrease as your programming and test...
Yesterday, I saw the forum [url=https://www.eeworld.com.cn/huodong/xinbi/duihuan.php] Welcome the Dragon Boat Festival, Xinbi can be exchanged for Zongzi! [/url] activity. I saw that the exchangeable ...
《Friends who don’t need it or already have it can skip it. File format: PDF》 "I will post them in this order" 1 Schematic diagram of vehicle power inverter circuit 4 pages 2 Vehicle power 6 pages 3 Ov...
At first, UWB and Bluetooth may sound very similar. Bluetooth Low Energy (BLE) is a low-power radio system that has been used in beacons for ranging and measuring location, or at least that’s the prom...
Technical Terms ExplanationAC Alternating Current AMPS Amperemeter, an instrument that measures theflow of current Analog A continuous signal that passes from one frequency to another. Standard audio ...
I can't always burn into the MAC during the Bluetooth test. I have been using bluesuite1.20 before. I recently downloaded bluesuite 1.24 and the error rate is decreasing. I want to know the difference...
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[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]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
In the previous series, we have listed some basic knowledge of C language in Tables 1 to 3. We hope that beginners can strengthen their memory of the above tables and gradually learn to use them wh...[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. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[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]
Introduction
In industrial control, speed measurement is often required. Generally, a contact tachometer is used. This tachometer must be placed against the center of the shaft to measure. It...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[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]
Cars equipped with xenon headlights are already common on the road. Whether they are standard equipment on high-end cars or embellishments on modified cars, xenon lamps are gradually becoming a sym...[Details]
The emergence and development of street lamps are inseparable from the prosperity and progress of cities, which makes street lamps useful. Conversely, street lamps also make the night of the city n...[Details]
Among the uses of electrical energy, lighting accounts for a considerable proportion. Compared with the earlier ordinary incandescent lamps, the fluorescent lamps and energy-saving lamps we commonl...[Details]
Movpower is a portable power bank. It can charge most mobile phones and digital products, such as digital cameras, PDAs, and mobile phones such as Apple, iPod, Blackberry, Motorola, Samsung, Nokia,...[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]