Difference between revisions of "DR11 parallel interface"

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They included:
 
They included:
  
* [[DR11-A General Device Interface|DR11-A]]: [[programmed I/O]], [[DEC card form factor|quad]] [[Small Peripheral Controller|SPC]] slot
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* [[DR11-A General Device Interface|DR11-A]]: [[programmed I/O]], [[DEC card form factor|dual]] card (in quad [[Small Peripheral Controller|SPC]] slot)
 
* [[DR11-B parallel interface|DR11-B]]: DMA, 4-slot [[system unit]]
 
* [[DR11-B parallel interface|DR11-B]]: DMA, 4-slot [[system unit]]
* [[DR11-C general device interface|DR11-C]]: single-board replacement for the DR11-A
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* [[DR11-C general device interface|DR11-C]]: quad single-board replacement for the DR11-A
* [[DR11-K parallel interface|DR11-K]]: similar functionality to the DR11-C, more robust user device interface
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* [[DR11-K parallel interface|DR11-K]]: hex board with similar functionality to the DR11-C, more robust user device interface
 
* [[DR11-L general-purpose interface|DR11-L]]: double input-only
 
* [[DR11-L general-purpose interface|DR11-L]]: double input-only
 
* [[DR11-M general-purpose interface|DR11-M]]: double output-only
 
* [[DR11-M general-purpose interface|DR11-M]]: double output-only
* [[DR11-W Direct Memory Access Interface|DR11-W]]: [[DEC card form factor|hex]] single-board replacement for the DR11-B
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* [[DR11-W Direct Memory Access Interface|DR11-W]]: hex single-board replacement for the DR11-B
  
 
<!--Almost all use the same interface, except the DRV11-J, which for space reasons uses a different header on the card. -->
 
<!--Almost all use the same interface, except the DRV11-J, which for space reasons uses a different header on the card. -->

Latest revision as of 22:02, 14 December 2021

The DR11s were a series of parallel interfaces for the UNIBUS. Some used DMA, others were programmed I/O.

They included:

See also

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