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76 points mpweiher | 1 comments | 17 Feb 25 21:24 UTC | HN request time: 0.21s | source

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Joker_vD ◴[20 Feb 25 13:07 UTC] No.43114189[source]▶

What a strange variation on Z80, extending it with 16-bit wide data paths... Who needs that? We have enough 16-bit ISAs around already, including PDP-11, original 8086 and even 65C816.

replies(2): >>43114207 #>>43117356 #

1. stevekemp ◴[20 Feb 25 17:12 UTC] No.43117356[source]▶

>>43114189 #

The EZ80 offers enhancements to the Z80, allowing the size of the register-pairs to be 24 bits..

https://en.wikipedia.org/wiki/Zilog_eZ80

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F8 – an 8 bit architecture designed for C and memory efficiency [video]