[p=26, null, left][size=16px][color=rgb(42, 133, 232)][url=http://www.91.com/]91 Wireless[/url][/color] Mobile Application Data Research Center recently released the "Mobile Application Development Tr...
The transmitter needs to convert the 2GHz signal to 500GHz, and the receiver needs to downconvert the 500GHz signal to 2GHz. But the teacher said: There is no mixer and multiplier with such a high fre...
Speed sensors are widely used in automobiles. They are needed in the control systems of automobile engines, chassis, and body. There are four main types of speed sensors: vehicle speed sensors, wheel ...
I want to use an SD card. If any kind-hearted person has an SD card program debugged by IAR, please send me a copy. Please help me. . . . [email]hkwelding@126.com[/email]...
[align=left][color=#000]The first picture is the code, and the second picture is the result. [/color][/align][align=left][color=#000]Can any great god help explain this? I would be very grateful! [/co...
After looking at each module, I recently tested the built-in demo. Many people have shared their experiences on the forum, but they all started with flashing the bootloader. But in fact, as a manufact...
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]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[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]
1 What is an LED floodlight?
LED downlights are also called spotlights, projection lamps, and spotlights. They are mainly used for architectural decorative lighting and commercial space lighti...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
1 Introduction
Automatic Test
System The ATS (Automatic Test System) integrates all the stimulus and measurement equipment required for testing.
The computer
efficiently comp...[Details]
TPMS is the abbreviation of "Tire Pressure Monitoring System". It is mainly used to automatically monitor the tire pressure in real time when the car is driving, and to alarm for tire leakage and l...[Details]