Difference between revisions of "M782 Interrupt Control"

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[[Image:M7821.jpg|150px|thumb|right|M7821 flip chip]]
 
[[Image:M7821.jpg|150px|thumb|right|M7821 flip chip]]
  
This is a [[FLIP CHIP]] which implements the 'interrupt control' function for the [[UNIBUS]]. It was used in a large number of early [[PDP-11]] devices which were built out of a custom [[backplane]] and a large number of Flip Chips, such as the [[RK11|RK11-C]]; some later devices which no longer used a large number of small Flip Chips (such as the [[TM11|TMB11]]) also used it.
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The '''M782 Interrupt Control''' (later versions M7820 and M7821) is a [[Digital Equipment Corporation|DEC]] [[FLIP CHIP]] which implements the 'interrupt control' function for the [[UNIBUS]].
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It was used, along with an [[M105 Address Selector]], in early [[PDP-11]] [[device controller]]s which plugged into an [[Small Peripheral Controller|SPC]] slot. It was also used in a number of early devices which were built out of a custom [[backplane]] and a large number of FLIP CHIPs, such as the [[RK11|RK11-C]]. Some later devices which no longer used a large number of small Flip Chips (such as the [[TM11|TMB11]]) also used it.
  
 
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Revision as of 04:20, 5 September 2018

M7821 flip chip

The M782 Interrupt Control (later versions M7820 and M7821) is a DEC FLIP CHIP which implements the 'interrupt control' function for the UNIBUS.

It was used, along with an M105 Address Selector, in early PDP-11 device controllers which plugged into an SPC slot. It was also used in a number of early devices which were built out of a custom backplane and a large number of FLIP CHIPs, such as the RK11-C. Some later devices which no longer used a large number of small Flip Chips (such as the TMB11) also used it.