[i=s]This post was last edited by kelaosi on 2014-10-29 17:36[/i] During the Zigbee communication experiment, I found that after the network was successfully established, the terminal could not join t...
There is a saying that goes, expensive is in value! Everyone knows that PCB materials such as resin PCB, metal PCB, and ceramic PCB, among which resin is the cheapest and ceramic is the most expensive...
Now I am doing the sleep wakeup of 2440, using the bootloader compiled under ADS. In OAL, eint0 is set as the wakeup interrupt, and by lighting up the LED, I found that the startup.s function oalcpupo...
On February 9, local time, Dutch lithography giant ASML announced in its 2021 financial report that Chinese company Dong Fang JingYuan Electron (DFJY) was actively selling products in China that could...
Suppose I have two wireless modules, both with a frequency of 433MHz, one sending data packets and the other receiving data packets, which are defined as module A and module B respectively. Now I want...
Designers use PSpice primarily to simulate analog circuits. However, it can also be used to simulate digital filters. The main components in a digital filter are delay elements, adders, and multipl...[Details]
In order to prevent traffic accidents, when the intelligent detection device of the car detects danger ahead, it must send a warning message to the driver. The voice alarm clearly reminds the drive...[Details]
In the early 1990s, portable phones were all the rage. With the rapid development of electronic technology, today's mobile phones can not only send emails and text messages, but also take photos, ch...[Details]
This article discusses how to use an ultra-low-power RF transceiver chip from Zarlink Semiconductor for pacemakers, neurostimulators, drug pumps, and other such implantable medical devices to achiev...[Details]
Sensors have made inroads into automotive, medical, industrial and aerospace applications. But you may not see anything changing yet. Growing demands for safety, convenience, entertainment and efficie...[Details]
Introduction
The market for wireless telemetry products is developing rapidly. Recently, the industry has also set off a revolution in wireless applications. Wireless telemetry technol...[Details]
The particularity of portable medical devices determines that they should be user-friendly, must work in a sterile environment, and occupy little space and consume low energy.
At the same time, por...[Details]
In some warehousing management, manufacturing, meteorological observation, scientific research and daily life, the requirements for temperature and humidity are common. For example, the "Interim Pr...[Details]
The hardware circuit principle is shown in Figure 1. In the specific design, each part should consider the anti-interference problem to minimize the impact of interference on the performance of the...[Details]
introduction
Cars are becoming an indispensable part of people's lives. However, what worries car users is that the theft of cars is increasing year by year. This paper aims to design a conven...[Details]
Overview
Currently, many portable consumer electronic products, such as mobile phones, PDAs, MP3 players, and notebooks, are equipped with display screens. Although the type and size of the di...[Details]
There are many ways to attenuate signals. The most commonly used method is to divide the voltage using resistors. The common circuits are as follows:
Oscilloscope pre-stage attenuation c...[Details]
The difference between CCD and CMOS sensors Mr.OH! briefly introduced CCD and CMOS in the second lecture, but for most students, what they see is a combination of integrated chips! The detailed int...[Details]
The full name of RFID is Radio Frequency Identification, which uses radio frequency to realize data transmission between programmable controller (PLC) or microcomputer (PC) and identification, ther...[Details]
Advances in 3D semiconductor packaging technologies have enabled the form and functionality of many of the products we use every day, such as mobile phones, personal entertainment devices, and flas...[Details]
RF/Wirelessly
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