https://www.ndwiki.org/index.php?action=history&feed=atom&title=JPL 2026-05-10T09:53:18Z Revision history for this page on the wiki MediaWiki 1.43.8 https://www.ndwiki.org/index.php?title=JPL&diff=1139&oldid=prev 2009-08-13T13:31:04Z

<p>JPL instruction</p> <p><b>New page</b></p><div>{{InstructionBox<br /> |Mnemonic=JPL<br /> |Description=Jump to subroutine<br /> |Format=JPL &#039;&#039;&lt;[[ND-100 addressing modes|addr. mode]]&gt; &lt;[[displacement|disp.]]&gt;&#039;&#039;<br /> |Code=134&amp;nbsp;000<br /> |Affected=L:=P+1, P:=(ea)<br /> |Architecture=[[ND-100]], [[ND-110 CPU|ND-110]]<br /> }}<br /> <br /> &#039;&#039;&#039;JPL&#039;&#039;&#039; is an assembly instruction. The contents of the [[P register|program counter]] is copied into the [[L register]] and the next instruction is taken from the [[effective address]] of the JPL instruction.<br /> <br /> The instruction&#039;s main use is for calling a [http://en.wikipedia.org/wiki/Subroutine subroutine].<br /> <br /> == References ==<br /> *{{ND-doc|06.014.02|Page 3-24}}<br /> *{{ND-doc|06.029.01|Page 78}}<br /> <br /> [[Category:ND-100 instructions]]</div>

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