[align=left][font=微软雅黑][size=4]Before I started working as an applications engineer, I was an IC test development engineer. One of my projects was to characterize an I2C temperature sensor. After writ...
Connect the LED light. Because the power supply can only provide 5V, the three LEDs need 12V to light up. I removed one LED so that 5V can also light up. After connecting, fix it with insulating glue ...
In order to facilitate testing, a PCB expansion board was designed and proofed. The board is designed with female headers corresponding to the pin headers of the STM32F401 development board, so that t...
In a world where everything is connected, more and more electronic devices that can understand speech are coming into our sight. In devices such as smartphones, tablets and laptops with Siri or Cortan...
The evaluation has finally come to an end. In order to achieve the goal of uploading indoor temperature, humidity and atmospheric pressure data to the cloud based on the Essence NB-IoT development boa...
The default working main frequency of s3c2440 cpu is 12MHz and 16.9344MHz, which is the frequency of our crystal oscillator. However, 12MHz crystal oscillator is more commonly used. Fin refers to the...[Details]
Recently, the United States Patent and Trademark Office (USPTO) released a patent about Apple. This new patent reveals that the glasses can automatically adjust to the user's eyes and compensat...[Details]
The State Key Laboratory of High Field Laser Physics of the Shanghai Institute of Optics and Precision Mechanics, Chinese Academy of Sciences, has made breakthrough progress in the research of miniat...[Details]
On January 24, the reporter learned from the Economic Cooperation and Foreign Affairs Bureau of Jiangyang District that Jiangyang District's investment promotion work in January 2024 was outstanding, ...[Details]
Circuit Basics
1.
Analog signal and digital signal:
The object processed by electronic technology is the electrical signal carrying information, which can be divided into two catego...[Details]
5 types of work 1 Normal mode WGM1=0 Similar to the normal mode of 51, there is a TOV1 overflow interrupt, which occurs at TOP 1 Use internal counting clock for ICP capture input occ...[Details]
When selecting a vortex flowmeter for measurement, many aspects need to be considered, such as performance, fluid characteristics, installation specifications, environmental impact, etc. Let us analy...[Details]
1. Module output current limit test The module output current limit test is to test the maximum current that the module can output after the output current limit point is released (the ...[Details]
On February 25, xiaomiui.net exposed the imaging parameters of the Redmi K50 series. According to xiaomiui.net, the code names of the Redmi K50 series are matisse, rubens, and munch, and the ...[Details]
1 Overview
The AC03 electric trains of Shanghai Metro Line 3 were introduced in the early 21st century and are AC transmission vehicles manufactured by the French company ALSTOM. Their main ...[Details]
(Photo credit: Hamid Shojaee/Twitter) According to foreign media reports, at Tesla's Autonomy Day event, a participant shot a video showing that Tesla's next-generation Roadster model will use a sl...[Details]
【Molex】Molex launches new Percept current sensor for industrial and automotive applications, designed to increase design flexibility and simplify system integration complexity
T...[Details]
environment: Host: WIN7 Development environment: MDK4.72 Microcontroller: STM32 illustrate: In the project, the MCU will communicate with the server over the network. The communication needs to be ...[Details]
User interface events can be used to register static events. Use the "Edit Event" dialog box to configure the event structure to handle statically registered events. Select the event source, which c...[Details]
The third generation power semiconductor silicon carbide SiC has the characteristics of high withstand voltage level, fast switching speed and high temperature resistance, which can significantly i...[Details]