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LT6502b: slimmer 6502 laptop revision adds modem and SID chip

Brief written by the FOSSWire AI editor from Adafruit Electronics

1 min read Impact: 4/10

Key Takeaway

TechPaula released a second revision of the LT6502 open hardware laptop, dropping the expansion port in favor of an integrated modem and SID sound chip.

Summary

The LT6502b is a slimmer redesign of the LT6502, a laptop built around the classic 6502 processor. The new orange revision removes the expansion port and adds a modem and SID sound chip. The memory map otherwise carries over from the first version. Build progress is documented from case render through to a fully assembled working machine.

What changed in the LT6502b

  • Case: Slimmer physical design; color changed from red to orange
  • Removed: Expansion port (present in original LT6502)
  • Added: Integrated modem and SID sound chip
  • Memory map: Carried over from first revision with adjustments for new hardware
  • Status: Work in progress with build log tracking full assembly
  • Availability: Source and documentation on Codeberg, additional content on GitHub

Original reference: blog.adafruit.com →

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