[b][p=21, null, left][color=#454545][size=14px]Generally speaking, the seven-segment digital tube (also called the Japanese digital tube) can only display 10 Arabic numerals and some English letters. ...
MCU: MSP430g2553 Evaluation BoardSoftware:IARQuestion: Should I add a pull-down resistor when scanning a button with an msp430 microcontroller?Description: Recently, when I was learning about TI's msp...
[i=s]This post was last edited by paulhyde on 2014-9-15 08:54[/i] Hi everyone, this is some LCD information I collected. I hope it will be useful to you!...
Someone asked me this.[size=6]RSELx Bits 3-0 Range select. Sixteen different frequency ranges are available. The lowest frequency range is selected by[/size] [size=6]setting RSELx = 0. [color=#ff0000]...
I want to make a high frequency LC oscillator circuit, which requires a high frequency transformer, but I can't buy a high frequency magnetic core. Taobao has nickel-zinc ferrites, but they are all NX...
[i=s] This post was last edited by littleshrimp on 2019-5-6 17:26 [/i] Datasheet:Application Note:Code:Schematic Library:PCB Library:Official Evaluation Board Gerber File:...
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]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[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]
In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[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
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
Some people think: as long as the program runs well, it doesn't matter how the original program is written. But this is absolutely not the case. Software is not completed in one go, and it is neces...[Details]
The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
...[Details]
As a type of iron battery, lithium iron phosphate battery (hereinafter referred to as lithium iron battery) has always been widely concerned by industry friends (some people say that lithium iron b...[Details]
Any power system that operates from an AC source has an associated power factor, which is defined as the way it draws current from the AC source. The power factor of an AC power system is defined a...[Details]
illustrate]
This method has
the characteristics of small
ROM
occupation
and fast operation speed, with a range of
2000
ßà
2099
,
a total of
...[Details]
UPS is an uninterruptible power supply (UPS). This device can ensure that after a power outage in the computer system, users can continue to work for a period of time and save files urgently, witho...[Details]
Thyristor is the abbreviation of thyristor, commonly known as silicon controlled rectifier. It is a high-power switching semiconductor device, represented by the letter symbols "V" or "VT" in the c...[Details]