Commodore PET (1977)
Commodore PET, one of the first personal computers, had a color monitor, a tape drive and a keyboard. The keyboard of the Commodore PET, which is a huge metal box, was added as a very small area and sloped. Because of this, he could not use the keyboard very quickly and was exhausted during the minutes.
Atari 400 (1979)
There was a keyboard on the Atari, which many people used as a child. The keyboard looks like today's keyboards, but the addition of it to a sloping panel, as it is in the others, was making it difficult to use.
Tandy Color Computer (1980)
In the 1980s, we got a little closer to today's computer keyboards. What is missing on the keyboard is a subkey layout that starts with CTRL.
Tandy TRS-80 Micro Color Computer (1983)
Unlike the other keyboards, the keys on this keyboard, which finally turned to a horizontal pan, showed us that they could do other operations besides writing.
Modern Keyboards
Nowadays, the keyboards come out with different designs and features. There are many different keyboard types, from work order to game layout. However, there is a standard model accepted by all.