Qinheng provides quite a lot of Bluetooth test routines. This evaluation first builds the test environmentOpen the Peripheral example under BLE, compile and download it to the development board
Downlo...
In the previous article, we learned how to enable the function of printing FLASH and RAM usage information after programming. However, in actual development, although our program does not use all the ...
1. IntroductionVerilog HDL is a hardware description language specifically used to design digital systems, such as network switches, microprocessors, memories, and even simple flip-flops. Using Verilo...
As we enter 2022, price increase letters from major chip manufacturers are still being updated and price increases are still continuing.There have been frequent emergencies recently, including factory...
This material explains semiconductors in the form of comics . It is a very practical book. Compared with our traditional textbooks, it has several outstanding features. First, the comic format is easi...
On December 13, HTC's official website in mainland China showed that all mobile phone products were removed from the shelves, HTC's Tmall flagship store and JD flagship store were all closed, and its...[Details]
We are experiencing the rapid development of digital signal processing technology and wireless communication technology, which has brought unprecedented changes to the automotive electronics indust...[Details]
Recently, I am working on a project that uses stm32 to transfer data to a remote server via the internet. The problem I am considering is, first of all, I need to use FTP to transfer data, and secondl...[Details]
1. Delay function exits the stage With the theoretical explanation in the previous lecture, the implementation of the code is relatively simple. The experimental phenomenon is that the 6 lights in t...[Details]
Clamp-on ultrasonic flowmeters can only measure liquids, such as tap water, sewage, seawater, pure water, reclaimed water and other relatively clean liquids. If the liquid contains a lot of lumpy dir...[Details]
Although the Christmas holiday is approaching, the autonomous driving industry is still "hot". Recently, May Mobility, an autonomous driving company from the United States, successfully finalized a...[Details]
Automotive connectors are a type of component that electronic engineers often come into contact with. Its function is very simple: to build a bridge of communication between blocked or isolated circu...[Details]
The dual-trace oscilloscope is mainly composed of oscilloscope tube, amplifier, scanning and triggering system, and power supply. The display device of the oscilloscope in the display system is cathod...[Details]
Introduction: In 2019, global electric vehicle sales were about 2.2 million, a year-on-year increase of 10%, and the market share increased from 2.1% to 2.5%, with a continuous increase in penetratio...[Details]
Sound level meter is a basic noise measuring instrument. It is a subjective electronic instrument, different from objective electronic instruments such as voltmeters. It can convert sound signals i...[Details]
Recently, foreign media exposed the detailed parameters of the Samsung Galaxy Fold 2's rear camera. Specifically, the Samsung Galaxy Fold 2 will be equipped with a rear triple-camera, which s...[Details]
After a few years, you may not have to move bricks anymore.
On February 15, Monumental, a construction
robot
startup, announced on its official website that it had completed a new roun...[Details]
The simulation results in an electronic clock that can adjust the time. The following is a simulation picture.
The following is the core microcontroller programming:
#include reg5...[Details]
introduction
As the power supply voltage decreases, the threshold voltage of the transistor does not decrease, but the common-mode input range of the op amp becomes smaller and smaller...[Details]
Analog electronics
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