User Tools

Site Tools


x68000:hard_disk

Differences

This shows you the differences between two versions of the page.

Link to this comparison view

Both sides previous revisionPrevious revision
Next revision
Previous revision
x68000:hard_disk [2008/10/06 14:42] computoliox68000:hard_disk [2023/07/04 17:49] (current) – [Internal HD connector] TD-Linux
Line 5: Line 5:
 All X68000s (even the SASI-based models) seem to have standard pinouts for the external hard disk connector: All X68000s (even the SASI-based models) seem to have standard pinouts for the external hard disk connector:
  
-*Original model, Ace, Expert, Pro: [[http://www.gamesx.com/hwb/co_ScsiExternalCentronics50.html|Centronics 50-pin]] with /ATN, PARITY and Termination Power unconnected.+ * Original model, Ace, Expert, Pro: [[http://www.gamesx.com/hwb/co_ScsiExternalCentronics50.html|Centronics 50-pin]] with /ATN, PARITY and Termination Power unconnected.
  
-*Super, XVI: Standard [[http://www.gamesx.com/hwb/co_ScsiExternalCentronics50.html|Centronics 50-pin]].+ * Super, XVI: Standard [[http://www.gamesx.com/hwb/co_ScsiExternalCentronics50.html|Centronics 50-pin]].
  
-*Compact XVI, X68030, X68030 Compact: [[http://www.gamesx.com/hwb/co_ScsiExternalHiDSub.html|DH-50]].+ * Compact XVI, X68030, X68030 Compact: [[http://www.gamesx.com/hwb/co_ScsiExternalHiDSub.html|High-Density Centronics 50-pin]].
  
 ==== Internal HD connector ==== ==== Internal HD connector ====
Line 45: Line 45:
 |  12 | PARITY |  25  |/REQ| |  12 | PARITY |  25  |/REQ|
 |  13 | +5V(Termination power)  |  26  |/I/O| |  13 | +5V(Termination power)  |  26  |/I/O|
 +
 +The HDD access LED is nonstandard and mapped to pin 34 of the 50-pin internal SCSI connector. Pulling it low turns on the HDD LED. Most standard SCSI HDDs connect this pin to ground, resulting in the HDD LED staying permanently on.
  
x68000/hard_disk.1223268167.txt.gz · Last modified: 2019/08/27 20:44 (external edit)