[index] [#491741,2022835][Linux learning notes 1] Copy and paste files between windows and linux[#492708,2028631][Linux learning notes 2] ARM-LINUX-GCC cross compiler installation[#492967,2030198][Lin...
Today I suddenly remembered to download the latest manual of STM32. I was shocked when I saw it.The 10th edition manual said that when HSI is used as PLL clock input, the system can only reach a maxim...
When an external power supply is used, the IC is powered by the external power supply. If there is no external power supply, how can the IC be powered by a dry battery?...
This post is reprinted from Sina Blog, the author is "Give Me a Glass of Wine".
The purpose of reprinting is purely for learning and not for any commercial purpose.The library already contains most of...
My teacher asked me to assemble several PCB boards into a box. There is a power transformer, 4 ordinary transformers, a power board, a signal board, a thyristor trigger board, and a display board. It ...
Compilation environment PB 4.2, patch package: WinCEPB42-081231-Product-Update-Rollup-ARMV4.msi After installation, add SQL Mobile to WorkSpace, [code] Applications and Services Development ---SQL Mob...
Microchip's PIC18F46J50 is a low-power, high-performance 8-bit USB microcontroller (MCU) using nanoWatt XLP technology. The current in deep sleep mode can be as low as 13nA, the operating voltage i...[Details]
introduction
In the discharge process of tokamak plasma physics, the study of rupture and sawtooth is of great significance. Rupture and sawtooth exist in most tokamaks. Rupture is a notew...[Details]
In public places such as schools, government agencies, factories and mines, as well as public corridors in residential areas, the phenomenon of long-burning lights is very common, which causes a h...[Details]
Two simple circuits are implemented to drive two LEDs from a battery powered microprocessor.
This design is based on a circuit that uses three resistors and a microprocessor I/O pin as an input h...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
Microcalorimetry
is used to determine energy relationships. Microcalorimetry techniques are often required when performing calorimetric experiments with small sample sizes or slow heating rat...[Details]
General LED lighting has a current limiting resistor in the driving circuit, and the power consumed by the resistor has nothing to do with the LED light emission. In order to improve efficiency, a...[Details]
hint:
The number of speakers and their spacing limit the sound field of a portable stereo system.
Spatial audio attempts to artificially recreate the experience of listening to sounds i...[Details]
Since the late 1990s, with the demand for higher system efficiency and lower power consumption, the technological update of telecommunications and data communication equipment has promoted the deve...[Details]
1 Basic Features
In computer control systems and various intelligent instruments and meters composed of single-chip microcomputers (or microprocessors), various external analog signals must be ...[Details]
Introduction
As the country increases its efforts to control the atmospheric environment, motorcycle emission regulations will become stricter year by year, and motorcycles that do not meet the...[Details]
Rated capacity refers to the maximum output power of the UPS (the product of voltage V and current A).
Usually, the UPS power supplies sold on the market are marked with "W" (watt) for smaller...[Details]
1 Introduction
At present, people have higher and higher requirements for the quality of life. When people are busy with work, soymilk machine is a new type of household beverage machine. It uses so...[Details]
introduction
The air compressor unit in the operating area of a lead-zinc mine in Guangdong is a key equipment in mining production. There are six imported Ingersoll Rand CENTAC air compress...[Details]
1 Introduction
With the rapid development of my country's economy, the country has introduced a series of policies such as preferential policies, subsidy policies, and old-for-new policies, wh...[Details]