Not literally a tamagachi, but if you want to go down the super niche rabbit hole that'll include interfacing a TV and keyboard to a 6502 processor, there's a guy named Ben Eater who does a great job covering that stuff. eater.net or search his name on YouTube.
Not literally a tamagachi, but if you want to go down the super niche rabbit hole that'll include interfacing a TV and keyboard to a 6502 processor, there's a guy named Ben Eater who does a great job covering that stuff. eater.net or search his name on YouTube.