Keithley 7001

5 IEEE-488 Reference
5.1 Introduction ...................................................................................................................................................... 5-1
5.2 IEEE-488 bus connections ............................................................................................................................... 5-2
5.3 Primary address selection............................................................................................................................... 5-4
5.4 Controller programming................................................................................................................................. 5-4
5.5 Front panel aspects of IEEE-488 operation................................................................................................... 5-5
5.5.1 Error and status messages ...................................................................................................................... 5-5
5.5.2 IEEE-488 status indicators....................................................................................................................... 5-5
5.5.3 LOCAL key ............................................................................................................................................... 5-5
5.6 Status structure................................................................................................................................................. 5-5
5.6.1 Standard event status .............................................................................................................................. 5-7
5.6.2 Operation event status............................................................................................................................. 5-8
5.6.3 Arm event status .................................................................................................................................... 5-11
5.6.4 Sequence event status............................................................................................................................ 5-13
5.6.5 Trigger event status ............................................................................................................................... 5-15
5.6.6 Questionable event status ..................................................................................................................... 5-18
5.6.7 Queues ..................................................................................................................................................... 5-18
5.6.8 Status byte and service request (SRQ)................................................................................................. 5-18
5.7 Trigger model (IEEE-488 operation)............................................................................................................. 5-21
5.8 General bus commands................................................................................................................................. 5-26
5.8.1 REN (remote enable).............................................................................................................................. 5-26
5.8.2 IFC (interface clear)................................................................................................................................ 5-27
5.8.3 LLO (local lockout) ................................................................................................................................ 5-27
5.8.4 GTL (go to local) and local.................................................................................................................... 5-27
5.8.5 DCL (device clear).................................................................................................................................. 5-27
5.8.6 SDC (selective device clear).................................................................................................................. 5-28
5.8.7 GET (group execute trigger)................................................................................................................. 5-28
5.8.8 SPE, SPD (serial polling) ....................................................................................................................... 5-28
5.9 Programming syntax ......................................................................................................................................5-29
5.10 Common commands...................................................................................................................................... 5-37
5.10.1 *CLS 
clear status................................................................................................................................ 5-39
5.10.2 *ESE  event status enable .................................................................................................................. 5-40
5.10.3 *ESE?  event status enable query ..................................................................................................... 5-42
5.10.4 *ESR?  event status register query ................................................................................................... 5-43
5.10.5 *IDN?  identification query............................................................................................................... 5-45
5.10.6 *OPC  operation complete................................................................................................................. 5-46
5.10.7 *OPC?  operation complete query ................................................................................................... 5-48
5.10.8 *OPT?  option identification query.................................................................................................. 5-50
5.10.9 *RCL  recall.......................................................................................................................................... 5-51
5.10.10 *RST  reset............................................................................................................................................ 5-52
5.10.11 *SAV  save ........................................................................................................................................... 5-54
5.10.12 *SRE  service request enable ............................................................................................................. 5-55
5.10.13 *SRE?  service request enable query................................................................................................ 5-57
5.10.14 *STB?  status byte query.................................................................................................................... 5-58
5.10.15 *TRG  trigger....................................................................................................................................... 5-60
5.10.16 *TST?  self-test query ......................................................................................................................... 5-61
5.10.17 *WAI  wait-to-continue ..................................................................................................................... 5-62
5.11 :DISPlay subsystem........................................................................................................................................ 5-67
5.12 :OUTPut subsystem ....................................................................................................................................... 5-73
5.13 [:ROUTe] subsystem ...................................................................................................................................... 5-75
5.13.1 :CLOSe <list> ...........................................................................................................................................5-76
5.13.2 :OPEN <list>|ALL..................................................................................................................................5-78
5.13.3 :SCAN <list> ............................................................................................................................................5-79
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