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Overview Initialize the STM32 USB as a USB slave and use the standard HID protocol. The control board comes with VBUS power supply, so VBUS and GND pins are not required. Just connect 2 data cabl...[Details]
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The use of electronic products is very important in daily life. They cover a wide range of fields. They can be seen in many areas because of their many advantages and the large demand for them. Wit...[Details]
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When I was debugging a program, I found that there was an EXTI interrupt that I could not enter no matter what. Although I checked various experiences on the Internet, none of them helped my program....[Details]
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Today, Redmi officially preheated the Redmi Note 11 series again. This phone will be equipped with JBL symmetrical stereo speakers. The upper and lower sound units are of the same size, and the...[Details]
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Download the schematic used in this program: click here. The microcontroller chip used is stc89c52; just find the schematic diagram of the dot matrix part. This is the circuit diagram of the entire ...[Details]
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Recently, the smart building solution created by BOE has been put into use in Huaying Securities' Wuxi headquarters, branches in Beijing, Shanghai, Shenzhen, Chengdu, Wuhan and other places. Relying ...[Details]
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Data shows that by 2027, the scale of conductive silicon carbide power devices in the automotive market is expected to reach US$4.986 billion, accounting for 79.2%, while the market shares of energ...[Details]
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I am using the Aijing 3ePIC experimental board. The following are all programs I wrote myself, just for commemoration and learning communication, nothing else.
There is a schematic diagram of the bo...[Details]
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An oscilloscope probe is a delicate instrument that must be used with caution. If it fails, it is irreversible. So how to use an oscilloscope probe correctly? Here's how to use an oscilloscope prob...[Details]
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In recent years, Huawei has been active in the automotive field. Just now, Huawei has made another move and officially established a business department related to the automotive field. Recently, H...[Details]
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LG said yesterday it would shut down its mobile phone business amid intensifying competition and years of losses. According to the China Taiwan Economic Daily, TrendForce stated that LG mobil...[Details]
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Mechanical aspects
1. Bearings
The clearance of the bearing on the screw bearing seat is too large after the bearing is worn, or the bearing rolling element and cage are seriously worn af...[Details]
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1. Test description: Use analog IIC to get the ID number, temperature, pressure and altitude from BMP180. 2. Test preparation: Hardware platform: Atomic Battleship V3 development board Test tools:...[Details]
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0 Introduction
With the rapid development of electronic technology, radar technology has also made great progress. Radar was developed for military purposes. In today's era of peace and dev...[Details]
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0 Preface
Satellite applications have provided all-weather, all-day, high-precision positioning and monitoring services for various military and civilian carriers on land, sea and air in my ...[Details]
Wireless Connectivity
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