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Rabbit Hole Computing is pleased to announce general availability of QuokkADB, a small and easy-to-use peripheral that allows you to use modern USB keyboards and mice with ADB-equipped macintosh computers. It's available today via our web store at an affordably-priced $29.99. Over the past few...

Thanks to a firmware contribution from @zigzagjoe, ZuluSCSI RP2040 owners have some experimental/preview firmware that enables USB MASS STORAGE support for ZuluSCSI RP2040, allowing you to access the contents of the SD card via USB. As this is limited to 11Mbit/second USB 1.1 speeds, it is not...

Today, Rabbit Hole Computing has released a version of ZuluSCSI, derived from our full-size ZuluSCSI RP2040 board design, under an Open Source Hardware License, the CERN OHL-S. The KiCad 7 design files, as well as pre-prepared Gerber files, are available for download at...

Posting this here for posterity, as I had a bit of difficulty finding this non-standard (thanks to the 28VDC needed for ADC) pinout.

Following on from our full-sized ZuluSCSI RP2040, which we released back in November of last year (2022), we've got another entrant to the ZuluSCSI family, available for purchase today in kit form, starting at a mere $42, from...

It's hard to believe SATA is 20 years old, but on January 7th, 2003, the SerialATA working group published the Serial ATA 1.0a specification, and the computing world finally had a low-cost serialized storage interface for the masses. By the end of the same year, Adaptec had released their...

We've received, programmed, and tested our first batch of our new 2.5" version of ZuluSCSI V1.1, suitable for internal use in any SCSI-equipped PowerBook machine, and they're available for purchase today via the above link. This version of the V1.1 board has user-configurable termination via...

These "universal" serial-only CommSlot PCBs just showed up today, and so far, we've only confirmed that they physically fit in both CommSlot I and CommSlot II sockets, which is a relief. It has footprints for an ESP8266-based Adafruit ESP-12F ($6.95), Raspberry Pi Pico or Pico W stamp...

PS2ADB is a stand-alone utility device for use with any ADB-based Macintosh computer, allowing use of very inexpensive keyboards and mice, including optical mice, with any Macintosh that has an ADB port. PS2ADB is powered by @tashtari's TashTrio PIC firmware, which was announced back in...

Update 2022-05-08: This product has been re-named ZuluSCSI After months of development and extensive testing, It's finally time to pull back the curtains on our new SCSI emulation product, AzulSCSI. Brought to you by the ongoing global electronics component shortages, which have made it...

Yesterday, we received the initial qualification batch of our follow-on SCSI2SD V5.0 design, the V5.0c. The board dimensions are 90mm by 60mm, or 3.54 inches by 2.4 inches. The height is 12mm. This differs from the previous version 5.0, being slightly more narrow (the same width as V5.1/V5.2/V6)...

Last week we took delivery of the first mass-production batch of SCSI2SD V5.2's, all of which are now assembled in Canada (with foreign components), with a new Markham, Ontario-based contract manufacturer. They produce a far-superior quality product, and the quality of their Printed Circuit...