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:loveliness: Hehe... The following is my summary of hand soldering of small components... I hope it can help the soldering level of forum friends to a higher level... But I won't share this with ordin...
I did an experiment to control the output of a stepper motor with PWM. I set an overflow step number [b][u]int step_number_over; // overflow step number [/u][/b] and the step number calculated by real...
[b][/b][color=#FF0000]First of all, thank you for reading my post, I wish you good luck in your work! [/color] [b]My environment: [/b]S3C2440+WinCE5.0+4.2BSP [b]My question: [/b]How to write a 4GB SDH...
[i=s] This post was last edited by fdsf on 2018-12-21 13:06 [/i] [color=#000][backcolor=rgb(232, 232, 232)][size=15px]The 2.8-inch TFTLCD screen not only cannot display, but also the backlight cannot ...
I have been looking for functions for file operations in the micropython documentation, but there is nothing in the official documentation. It only mentions the paths: /flash and /sd, corresponding to...
When calculating if in the first picture, is the voltage divided by the parallel resistance or the series resistance? Just like in my picture, it is divided by the series resistance. The second pictur...
Magnetic resonance imaging (MRI) systems for medical and scientific applications require a high-performance, high-power inductor capable of establishing a uniform, strong magnetic field. Transverse el...[Details]
Emulation Features
Emulation provides a set of standard operations for integration and debugging. Some of its main features are as follows:
BreakpointsA
common feature of emulatio...[Details]
Portable devices with audio functions (such as portable media players and multimedia mobile phones) require long audio playback time, that is, long battery life. To extend the battery life of port...[Details]
In electronic measurement technology, frequency measurement is one of the most basic measurements. The commonly used frequency measurement method and period measurement method have great limitation...[Details]
1 Introduction
In recent years, with the rapid growth of mobile phones and MP4 video players, it is estimated that the production of mobile phones this year will reach 1 billion units, and...[Details]
introduction
Taking care of babies is very tiring because they wake up and sleep frequently, and activities such as feeding and changing clothes will take up a lot of adults' time and energy. ...[Details]
introduction
Mobile phones, MP3 players, hard disk players, digital cameras, PDAs and other devices are all controlled by navigation keys. Currently, the more popular navigation key contro...[Details]
Global IP Solutions (GIPS), a leading provider of high-quality IP multimedia processing solutions, announced that GIPS has enabled Voice over Internet Protocol (VoIP) capabilities for Apple's iPhon...[Details]
1. Introduction
Rolling bearings are the most widely used general mechanical components in various rotating machines. Whether their operating status is normal often directly affects the perfo...[Details]
With a 31-step dimming range, existing LED drivers offer good dimming capabilities, providing smooth backlight boosting or dimming effects for LCD displays. However, when the end application involv...[Details]
Introduction
As a kind of biometric identification, fingerprint recognition has incomparable advantages in identity recognition over other means: human fingerprints are unique and stable; wit...[Details]
In today's era of pursuit of enjoyment, car drivers have higher and higher requirements for car audio. BMW and Mercedes-Benz, the world's automotive trend leaders, have recently put forward new requir...[Details]
Femtocell is similar to Home Node B, a small, low-cost cellular access point used to improve network coverage in personal residences and small business buildings. Usually, it is directly connected ...[Details]
Security prevention is mainly based on prevention, which means taking precautions in advance for behaviors and events that may cause harm, timely discovering and handling, and collecting evidence a...[Details]
Temperature measurement and control are extremely important topics in all aspects of industry, agriculture, scientific research, national defense and people's daily life. Temperature measurement sy...[Details]