Keithley 2002

3 IEEE-488 Reference
Figure 3-1 IEEE-488 connector ................................................................................................................................... 3-2
Figure 3-2 IEEE-488 connections ................................................................................................................................ 3-2
Figure 3-3 IEEE-488 connector location ..................................................................................................................... 3-2
Figure 3-4 Model 2002 status register structure ........................................................................................................... 3-7
Figure 3-5 Standard event status .................................................................................................................................. 3-9
Figure 3-6 Operation event status .............................................................................................................................. 3-10
Figure 3-7 Arm event status ....................................................................................................................................... 3-11
Figure 3-8 Sequence event status ............................................................................................................................... 3-12
Figure 3-9 Trigger event status .................................................................................................................................. 3-13
Figure 3-10 Measurement event status ......................................................................................................................... 3-14
Figure 3-11 Questionable event status ......................................................................................................................... 3-15
Figure 3-12 Status byte and service request (SRQ) ..................................................................................................... 3-17
Figure 3-13 Trigger Model (IEEE-488 bus operation) ................................................................................................ 3-19
Figure 3-14 Standard Event Enable Register ............................................................................................................... 3-31
Figure 3-15 Standard Event Status Register ................................................................................................................ 3-32
Figure 3-16 Service Request Enable Register .............................................................................................................. 3-37
Figure 3-17 Status Byte Register ................................................................................................................................. 3-39
Figure 3-18 ASCII data format .................................................................................................................................... 3-79
Figure 3-19 IEEE754 single precision data format (32 data bits) ................................................................................ 3-80
Figure 3-20 IEEE754 double precision data format (64 data bits) .............................................................................. 3-81
Figure 3-21 Measurement Event Register .................................................................................................................. 3-118
Figure 3-22 Questionable Event Register .................................................................................................................. 3-119
Figure 3-23 Operation Event Register ....................................................................................................................... 3-120
Figure 3-24 Trigger Event Register ........................................................................................................................... 3-120
Figure 3-25 Arm Event Register ................................................................................................................................ 3-121
Figure 3-26 Sequence Event Register ........................................................................................................................ 3-121
Figure 3-27 Measurement Event Enable Register ...................................................................................................... 3-123
Figure 3-28 Questionable Event Enable Register ...................................................................................................... 3-123
Figure 3-29 Operation Event Enable Register ........................................................................................................... 3-124
Figure 3-30 Trigger Event Enable Register ............................................................................................................... 3-124
Figure 3-31 Arm Event Enable Register .................................................................................................................... 3-124
Figure 3-32 Sequence Event Enable Register ............................................................................................................ 3-125
Figure 3-33 Measurement Transition Filter ............................................................................................................... 3-126
Figure 3-34 Questionable Transition Filter ................................................................................................................ 3-127
Figure 3-35 Operation Transition Filter ..................................................................................................................... 3-128
Figure 3-36 Trigger Transition Filter ......................................................................................................................... 3-129
Figure 3-37 Arm Transition Filter .............................................................................................................................. 3-130
Figure 3-38 Sequence Transition Filter ...................................................................................................................... 3-131
Figure 3-39 Key-press codes ...................................................................................................................................... 3-144
D IEEE-488 Bus Overview
Figure D-1 IEEE-488 bus configuration ...................................................................................................................... D-2
Figure D-2 IEEE-488 handshake sequence .................................................................................................................. D-3
Figure D-3 Command codes ........................................................................................................................................ D-6
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