Electrical control knowledge, practical algorithms for electrical control

1. 50 pieces of electrical control knowledge 1. According to the classification of uses, low-voltage electrical appliances are divided into control electrical appliances, main command electrical appliances, protective electrical appliances, distribution electrical appliances and executive electrical appliances. 2. According to…

Serial port rs422

RS-422 RS-422 (EIARS-422-AStandard) is the serial port connection standard for Apple’s Mac in osh computers. RS-422 is developed from RS-232 and is proposed to make up for the shortcomings of RS-232. RS 422 is a one-way, balanced transmission method for…

Serial port rs485

The Electronic Industries Association (EIA) formulated and released the RS 485 standard in 1983, and it was revised by the Telecommunications Industry Association (TIA) and named TIA/EIA-485-A. Since the proposed standards proposed by EIA are all prefixed with “RS”, in…

Serial port rs232

Released in 1962 by the Electronic Industries Association (EIA) and BELL and other companies; the full name of the RS 232C standard (protocol) is the EIA-RS-232C standard, where EIA represents the Electronic Industries Association, RS represents the recommended standard ,…

Synchrone communicatie en asynchrone communicatie

Synchrone seriële communicatie: Bij synchrone communicatie moet een directe controle van de klok van de zender met de klok van de ontvanger tot stand worden gebracht zodat beide partijen volledige synchronisatie kunnen bereiken; Kenmerken van asynchrone communicatie: Het vereist geen strikte consistentie van de klokken...

ASCII-code

ASCII: Amerikaanse standaardcode voor informatie-uitwisseling: Een computercoderingssysteem gebaseerd op de letter J; Voornamelijk gebruikt om modern Engels en andere West-Europese talen weer te geven; Tegenwoordig het meest gebruikte single-byte coderingssysteem;...

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