Difference between revisions of "PDP-11/03"

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1975. With the use of LSI semiconductor technology (the LSI-11 and LSI-11/2 processor), it was a compact implementation of the -11 architecture. It was limited though, to 32KW memory, only one processor operating mode, and limited floating-point instructions. Available options: CIS, WCS, EIS/FIS.
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1975. With the use of LSI semiconductor technology (the [[LSI-11]] and LSI-11/2 processor), it was a compact implementation of the -11 architecture. It was limited though, to 32KW memory, only one processor operating mode, and limited floating-point instructions. Available options: CIS, WCS, EIS/FIS.
  
The /03 used the new LSI bus, later known as the qbus, and was aimed at the low-end market, as the successor of the /05.Perhaps the slowest of the -11s (one third of the 11/20's performance).</i>
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The /03 used the new LSI bus, later known as the [[QBUS]], and was aimed at the low-end market, as the successor of the /05. Perhaps the slowest of the -11s (one third of the 11/20's performance).</i>
  
 
The PDP-11/03 was also used to bootstrap the [[VAX-11/780]].  
 
The PDP-11/03 was also used to bootstrap the [[VAX-11/780]].  
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{{PDP-11}}
 
{{PDP-11}}
  
[[Category:UNIBUS processors]]
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[[Category:QBUS processors]]

Revision as of 18:17, 21 December 2015


PDP-11/03
Manufacturer: Digital Equipment Corporation
Architecture: PDP-11
Year Introduced: 1975
Bus Architecture: QBUS


PDP-11/03

hampage.hu

Quoting

1975. With the use of LSI semiconductor technology (the LSI-11 and LSI-11/2 processor), it was a compact implementation of the -11 architecture. It was limited though, to 32KW memory, only one processor operating mode, and limited floating-point instructions. Available options: CIS, WCS, EIS/FIS. The /03 used the new LSI bus, later known as the QBUS, and was aimed at the low-end market, as the successor of the /05. Perhaps the slowest of the -11s (one third of the 11/20's performance). The PDP-11/03 was also used to bootstrap the VAX-11/780.