[i=s]This post was last edited by Jimmyy on 2016-4-18 15:56[/i] [b]ZigBee problem[/b]:[color=#ff0000]I. Background of the problem:[/color] 1. Z-stack, SAMPLE project; 2. One coordinator and one termin...
The LCD two-way alarm system for motorcycles is a cutting-edge product with the latest anti-theft technology. It uses a cordless intelligent cyclic code-hopping system for remote control. The code is ...
For example, a simple monochrome video signal has three signals: VSYNC, HSYNC, and Z. Since it is monochrome, Z is actually 0 and 1, not an analog quantity. In addition, the Z signal does not have a s...
I am not using the operating system to establish a dial-up network connection. I am using the built-in TCP function. I can send MMS with small GIF images, about 200 bytes, but not large ones. The comm...
I use 6410 + wave q2403a GPRS to send MMS. PPP protocol has been transplanted, and gprs can access the Internet. I have read a lot about MMS protocol on the Internet, which is very confusing. I have a...
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
China's new energy vehicles are in a transition period from research and development to real industrial development. In 2012, with the intensive launch of new energy vehicle policy planning, the de...[Details]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[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]
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]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
LED lighting: Basic circuit design can be completed in as little as one day
Semiconductor manufacturers are also getting involved in the LED lighting business. The power circuit of LED req...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
The ARINC429 bus is one of the most commonly used communication buses between various subsystems of avionics. As the "skeleton" of modern avionics systems, once the bus system or the attached airbo...[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]
RF/Wirelessly
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