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Keyboard interface hardware

2021-04-03

[public] 173K views, 14.7K likes, 56.0 dislikes audio only

channel thumbBen Eater

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So how does a PS/2 keyboard interface work? by Ben Eater
/youtube/video/7aXbh9VUB3U
Build a 6502 computer More 6502 computer project
www.eater.net/6502
Interrupt handling by Ben Eater
/youtube/video/oOYA-jsWTmc
look at the timing of these clock pulses
/youtube/video/w1SB9Ry8_Jg?t=222.94
using a resistor capacitor circuit or rc circuit
/youtube/video/w1SB9Ry8_Jg?t=353.259
hooking the clock signal up to an inverter
/youtube/video/w1SB9Ry8_Jg?t=367.89999
feed this signal back into one of the other inverters
/youtube/video/w1SB9Ry8_Jg?t=781.57898
counting extra pulses
/youtube/video/w1SB9Ry8_Jg?t=910.53998
feed the data signal from the keyboard into a shift register
/youtube/video/w1SB9Ry8_Jg?t=1347.34
trigger the latch clock
/youtube/video/w1SB9Ry8_Jg?t=1400.78
Schematics, kits, and more eater.net
https://eater.net/6502
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