[i=s]This post was last edited by yang8555u on 2022-7-27 13:35[/i] Last time I posted, I asked everyone in the forum, trying to find the complete system SDK of RT-Thread for N32WB452, but unfortunatel...
In the device instance path of the device manager, there is something like 20413258574D below.
Taking the virtual serial port as an example, the VID and PID can find the corresponding device in the co...
Original URL: https://zhuanlan.zhihu.com/p/85308440Figure 2-1 is a simplified block diagram of a superheterodyne spectrum analyzer. "Heterodyne" means mixing, that is, converting frequencies, and "sup...
TDA2030 is an audio amplifier circuit, which adopts V-type 5-pin single in-line plastic package structure. As shown in the figure, it can be divided into H type and V type according to the shape of th...
1. keil4 establishes the engineering environment of AT89C52 1. Create a new project -- Atmel -- AT89C52 2. After selecting, a pop-up will appear asking whether to import the startup file. If it i...[Details]
Host system: Ubuntu 11.04
Kernel version: Linux Kernel 2.6.39
Hardware platform: FL2440
Development board system: Linux Kernel 2.6.28
The following is the CPU polling method to determine the ...[Details]
Probing techniques are critical to quality oscilloscope measurements, and probes are often the first link in the oscilloscope measurement chain. If the probe performance is inadequate, you will see d...[Details]
DRAMeXchange, a semiconductor research center of TrendForce, has released the latest ranking of global DRAM manufacturers' own-brand memory revenue. Judging from the revenue performance in the four...[Details]
如今，机器人已成为全球经济发展主流与趋势，正在潜移默化影响各行各业，并为行业带来革命性变革，也为人们的生活方式带来多样性变化。就像在科幻电影里看到的一样，人们对机器人充满了幻想。但关于机器人换人的说法也是甚嚣尘上。 Robots can not only solve repetitive labor and manpower problems, but also help companies...[Details]
Thermal imager resolution
The technical indicators of infrared thermal imagers include two indicators, one is spatial resolution, and the other is temperature resolution. What is the relationship...[Details]
Israeli startup Israeli, which develops low-cost imaging radars for the automotive industry, has launched a groundbreaking phased array 4D imaging chip radar, according to foreign media reports. The...[Details]
Electrical measuring instruments are an important means of monitoring various technical parameters of electrical equipment and power supply systems, and are also important tools for installation and ...[Details]
On September 28, the Yinping Modern Industrial Park in Xiegang Town, Dongguan held a ceremony for the signing, construction, completion and commissioning of key projects. During the ceremony, Xiegang...[Details]
Conventional motors, except for special structures and special conditions that cannot be reversed, can be reversed regardless of whether they are DC or AC.
For ordinary small and medium-...[Details]
"What exactly is E-CVT?" We often hear the term "E-CVT", but what does it really mean? Let's take a closer look.
First of all, we have to make it clear that E-CVT (electronically control...[Details]
1) ARM instruction set 32-bit ARM instructions and 16-bit Thumb instructions
1. Register addressing
MOV R1, R2 //Transfer the value of register R2 to register R1
2. Immediate addressing
MOV R0,...[Details]
Overview This article describes how to build an automated electromagnetic interference (EMI) test system, focusing on the problems that occur during the test and their corresponding solutions, and ...[Details]
The DS18B20 digital thermometer is a 1-Wire, or single bus device, produced by DALLAS. It has the characteristics of simple circuits and small size. Therefore, it can be used to form a temperature...[Details]
Preface
As the performance of various portable embedded devices continues to improve and their functions become more and more abundant, the problem of power shortage has become increasingly p...[Details]
RF/Wirelessly
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