Proposed Additions To The PDP-11 Instruction Se

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Proposed Additions to the PDP-11 Instruction Set:

PI Punch Invalid
POPI Punch Operator Immediately
PVLC Punch Variable Length Card
RASC Read And Shred Card
RPM Read Programmers Mind
RSSC reduce speed, step carefully (for improved accuracy)
RTAB Rewind tape and break
RWDSK rewind disk
RWOC Read Writing On Card
SCRBL scribble to disk - faster than a write
SLC Search for Lost Chord
SPSW Scramble Program Status Word
SRSD Seek Record and Scar Disk
STROM Store in Read Only Memory
TDB Transfer and Drop Bit
WBT Water Binary Tree