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Hardware Versions

levo-man edited this page Nov 4, 2023 · 55 revisions

Table of Contents

Full Sized Versions

The table below shows the known versions of the PiSCSI hardware, and whether it has been tested with the PiSCSI software.

PiSCSI Hw Version Connection Type Tested and working? Schematic Gerbers Comments
akuker 2.2 FULLSPEC
(Initiator or Target)
Yes PDF
KiCad
Gerbers No major issues
5v/3v silkscreen captions swapped
akuker 2.3 FULLSPEC
(Initiator or Target)
Yes PDF
KiCad
Gerbers No known issues
akuker 2.4 FULLSPEC
(Initiator or Target)
Yes PDF
KiCad
Gerbers Added optional high-density connector for PowerBooks and Berg power connector.
akuker 2.5 FULLSPEC
(Initiator or Target)
Yes PDF
KiCad
Gerbers Updated to make external activity LED brighter (bypassed the extra 2k resistor)
akuker 2.6d FULLSPEC
(Initiator or Target)
Yes PDF
KiCad
Gerbers Removed J7 and added GPIO9 to JP4. Changed term resistors to 0805.
akuker 2.7 FULLSPEC
(Initiator or Target)
Yes PDF
KiCad
Gerbers Thermal improvements - Transceiver Vcc changed from 5v to 3.3v. Added bypass capacitors for transceivers.

RaSCSI Target Board

The RaSCSI Target Board is a minimal spec, low component count DIY version intended for enclosed applications (external SCSI housings etc.)

  • Low component count
  • 50 pin ribbon connector only
  • No Parity
  • No Termination
  • Intended for DIY
PiSCSI Hw Version Connection Type Tested and working? Schematic PCB Comments
Alan Leverett v1.0 STANDARD spec
( Target only )
Yes PNG PCBWay No major issues.

PiSCSI Drive Board

The PiSCSI 'Drive' is designed to directly replace a 3.5inch half height hard drive .

  • The drive power connector powers the Raspberry Pi and the interface.
  • Low component count
  • 50 pin ribbon connector only
  • No Parity
  • Intended for DIY
  • OLED connector
  • Control Board connector
PiSCSI Hw Version Connection Type Tested and working? Schematic PCB Comments
Alan Leverett v1.2 STANDARD spec
( Target only )
YES PNG PCBWay No major issues.

PiSCSI Zero

The PiSCSI Zero is a compact version of the PiSCSI board that is intended for use with the Raspberry Pi Zero family. Differences from the Full Sized PiSCSI include:

  • Only has DB-25 connector. No ribbon cable connector.
  • Termination is always enabled.
  • Smaller board size (same size as Raspberry Pi Zero)
PiSCSI Hw Version Connection Type Tested and working? Schematic Gerbers Comments
akuker PiSCSI Zero 1.0 FULLSPEC
(Initiator or Target)
YES PDF
KiCad
Gerbers No major issues.
akuker PiSCSI Zero 1.1 FULLSPEC
(Initiator or Target)
YES PDF
KiCad
Gerbers Silkscreen updates & re-label as PiSCSI

Obsolete / Deprecated Versions

PiSCSI Hw Version Connection Type Tested and working? Schematic Gerbers Comments
fran-cap 1.6d STANDARD
(Target Only)
Partial Eagle N/A Requires re-mapping of GPIO pins - doesn't match original GIMONS design
akuker 1.5 STANDARD
(Target Only)
Yes - with Fix PDF
KiCad
Gerbers Cut/Jump required to get this board to work
akuker 1.6 STANDARD
(Target Only)
Not Tested PDF
KiCad
Gerbers Same as 1.5, but with fix for Issue 10. *Should* work, but is currently untested.
akuker 2.1 FULLSPEC
(Initiator or Target)
NO PDF
KiCad
Gerbers Several issues, including the connector being flipped. Not recommended for ANYONE to use
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