From beh@bu-pub.bu.edu Sat Dec 16 18:04:36 1989 From: beh@bu-pub.bu.edu (Bruce E. Howells) Subject: Operator's Opcodes Sorry, no history on this, but it's been kicking around our IBM 3090 for a while. -- Begin included file: buacca.bu.edu:userlib.opasm Operator's Assembler Instructions Originally compiled by Dave Campbell. mnemonic meaning ab add bug ac accept compliment ai add improper amm add more money arz add and reset to zero balo branch and lose output bbi branch on blinking indicator bcb blow circuit breakers bfcb branch on full chip box bah branch and hang bahu branch and hang user betr backspace and eject trapped rodents bo byte operator bpo branch and power off bscr backspace card reader bsd backspace disk bspr backspace printer bsst backspace and stretch tape bud branch to unknown device can change account number cc change channel cia find head and execute cll compare logical later cm circulate memory cmt compare under masking tape cob change output to binary coh change out to hexadecimal cp circulate pages css crash and save system (eric special) cvc convert to chinese cvm crash vm cvps crash vps cvrn convert to roman numerals da delete account dac divide and conquer db disable buzzer dbcwe disable buzzer and close window early dcl drop cards and laugh ddu disconnect dial-up users dibb divide into bit bucket do divide and overflow dup decrease user priority ec erase card ed eject disk edal erase disk and laugh eoo erase old output epqj emergency pull and quit job eard erase and read disk erom erase read-only memory exo execute operator fjpr force john porter and run fmqg fill message que with garbage fsra form skip and run away fuar force users at random fudt force user and disable terminal ghcs priveledged instruction only (not for users) gtp get the point hcf halt and catch fire hcu help cute users hsdpl halt system during peak load ibpc ignore buzzer and play cards iibr ignore inquiry and branch imf ignore message and force ink i'm not kidding ipc ignore previous command irb insert random bug isc identify strange character itt increase turnaround time jcp jam card punch jcr jam card reader jpr jam printer kt knot tape loc lock operator's console mdb move and drop bits mbta never return mlp multiply and lose precision mlr move and lose record mnfa moved no forwarding address mti make tape invalid mwc move and warp core mwwt mount and write wrong tape mudd mount user on disk drive obs pad storage with obscenities ofp override file protect ot overwrite tape owau open window and attack users pcac pick card any card pfd play frisbee with disk pmt punch magnetic tape ps print and smear pxh punch extra holes qfp query file and purge rax huh? rcsd read card and scramble data rdc read and drop cards rip read and interchange parity rirg read inter-record gap riv read invalid rjp read job and purge rnr read noise record rpr read printer rprb read printer and blush rrp remove ribbon and print rsc read and shred card rtb read tape backwards rwcr rewind card reader rwj run wrong job rwtb rewind and break tape sbta store bus terminal address sc shuffle cards sd slip disk shl search high and low sic as is soc space out characters spss what a joke srsd seek record and scar disk ('on a clear disk you can seek forever') ss save system ssr stop and slice ribbon sss steal system and sell ssdb save system and destroy backups ssj select stacker and jam stf store twenty-four tdb transfer and drop bits trte translate to english twr translate wrong record ued update and erase disk uer update and erase record uet update and erase tape vbo vary buzzer offline vro vary radio offline vtvo vary tv offline vuo vary users offline wdo wash and dry output wia write in ascii wtb write tape backwards wwrl write wrong record length -- End included file. Take care- Bruce Howells, beh@bu-pub.bu.edu | engnbsu@buacca (BITNet) Me? I'm just a random undergraduate... Yes, you can reply to the Path: now. Don't ask why.