The Zx Spectrum Ula How To Design A Microcomputer Zx Design Retro Computer Portable Patched -

Are you currently working on a Spectrum portable build? Are you team "Original Hardware" or team "FPGA"? Let us know in the comments!

: Dividing a 14MHz master clock to provide 7MHz for video and 3.5MHz for the Z80 CPU. Are you currently working on a Spectrum portable build

The 40-pin ULA (specifically the 6C001E-7 in the Issue 2 board) performs five critical functions that define : Are you currently working on a Spectrum portable build

Tactile micro-switches under a 3D-printed overlay to mimic the "dead flesh" rubber key feel. Replace the tape drive with an SD Card slot Are you currently working on a Spectrum portable build

To build a functional clone or inspired design today, you have three primary paths: 1. Discrete Logic (The "Harlequin" Method)