Tag: wd33c93

1 matching upgrades

Showing 1 product.

Status Product What it does Compatibility Links

Status	Product	What it does	Compatibility	Links
Build itChecked Jul 15, 2026	Amiga SCSI Sidecarby Eric Schlaepfer scsi sidecar side expansion real time clock autoconfig wd33c93 gal open hardware diy	Recreates the Comspec SA-1000 sidecar to add a SCSI bus and real-time clock to an Amiga 1000. This is a self-assembly project with a schematic, bill of materials, and fabrication package. It requires programmed GALs and ROMs plus careful alignment of the 86-pin edge connector. The alternate RTC-72421 clock chip is suggested but untested. Sources Amiga SCSI Sidecar project README	Amiga 1000 Exact model	Hardware and build files

Build itChecked Jul 15, 2026

Amiga SCSI Sidecarby Eric Schlaepfer

Recreates the Comspec SA-1000 sidecar to add a SCSI bus and real-time clock to an Amiga 1000.

This is a self-assembly project with a schematic, bill of materials, and fabrication package. It requires programmed GALs and ROMs plus careful alignment of the 86-pin edge connector. The alternate RTC-72421 clock chip is suggested but untested.

Sources

Amiga SCSI Sidecar project README

Amiga 1000 Exact model

Hardware and build files