What is a wireless network?
Generally speaking, Wi-Fi refers to wireless LAN technology that utilizes the IEEE 802.11 standard for communication. Wi-Fi products use radio waves to transmit data from c...
Hello, I have a biological weak signal of 10uA, frequency 1K, amplitude not exceeding 0.5V. I want to use RC522 to send itto the corresponding mobile phone and display the current value through a dedi...
How to test wire length using LOTO oscilloscope TDR method?
TDR is time-domain reflectometer , which can measure the length of the wire by observing the waveform of the electrical signal reflected fro...
[i=s]This post was last edited by Aguilera on 2019-3-10 12:36[/i] [size=4]When you can compile a UART communication program that can realize communication on a standard MSC51 microcontroller, the prob...
As an authorized distributor of TE Connectivity, Heilind can provide relevant product services and support to the market. In addition, it also supplies products from many of the world's top manufactu...[Details]
Tesla CEO Elon Musk said in response to a Twitter user's comments that his compensation from Tesla was "negative" last year because he paid most of his company-related expenses himself. In a subseq...[Details]
MMA9550L: High-precision motion sensor with built-in intelligence
As a representative product of Xtrinsic's motion sensing technology, the MMA9550L is the industry's first intelligent high-precis...[Details]
Yesterday, Horizon Robotics announced that its Journey 5 chip successfully passed the SGS-T ISO 26262 ASIL-B Ready functional safety product certification. Horizon Robotics said that Journey 5 is C...[Details]
Imagine being able to see through the bonnet to see obstacles such as rocks or curbs in the road when driving off-road or in challenging urban environments. Six years ago, the Land Rover Discovery Vi...[Details]
My graduation project was about libusb porting, and kinect communication is based on libusb, so I made a porting of kinect+libusb on an embedded platform. After several months of hard work, I f...[Details]
On the morning of April 24, someone discovered that a special character link may cause the iPhone, iPad, Mac and Apple Watch to crash when receiving a specific string of characters. As shown ...[Details]
Did you perform compensation calibration on your passive voltage probe before measurement?
Each time a passive voltage probe is inserted into the oscilloscope, the oscilloscope input channel matching...[Details]
To learn about microcontrollers, you must have basic knowledge of analog and digital circuits, basic computer theory and operation knowledge, and understand the basic rules and statements of C languag...[Details]
Bourns launches automotive-grade thin film chip resistors that meet AEC-Q200 standards.
Provides higher resistance tolerance accuracy and temperature coefficient of resistance (TCR)
...[Details]
In the early morning of June 16th, Beijing time, the US government confirmed on Monday that it would amend the ban on US companies doing business with Huawei, allowing them to cooperate in developing...[Details]
Reuters reported that Vodafone Group warned that Britain's desire to take the lead in 5G technology would face a huge blow if it decided to exclude Huawei from its telecommunications infrastructure. ...[Details]
It is ideal to drive with ULN and transistors, but the efficiency of optocouplers is not high. ULN2003 is usually used for driving. If an NPN transistor is used, one end of the relay is...[Details]
The circuit working principle diagram drawn based on the actual object is shown in Figure 5. The 220V AC mains is charged to the lead-acid battery after capacitor step-down and diode rectification,...[Details]
In most processors after ARM V4 and V4T, the interrupt vector table can have two locations: one is 0 and the other is 0xffff0000. This can be controlled by the V bit (bit ) in the CP15 coprocessor ...[Details]
RF/Wirelessly
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