Unimplemented Trap – SB Mini II: A Homebrew Apple II Clone
12 hours ago
- #retro tech
- #homebrew computing
- #Apple II clone
- The SB mini II is a homebrew clone of the Apple II Plus, utilizing modern components.
- It uses SRAM instead of DRAM for simplified memory management and a VGA card for sharper video output.
- A Raspberry Pi Pico handles USB keyboard input and reset signals, with CMOS logic replacing original TTL.
- The clone features a 4-layer board with internal power planes and a 3D-printed case inspired by Apple designs.
- It draws inspiration from other projects like the Apple 1 Mini and Retro II.