User manual

118 Index
E (continued)
examples (continued)
Querying Operating Mode, 76
Querying the Scan Port, 83
Querying the Scanning Mode, 82
Querying Trigger Slope, 92
Querying TTL Trigger Bus Enable State, 71
Querying the Trigger Source, 94
Reading ID, Device Type, and Status Regs, 111
Reading the Description of a Module, 88
Reading the Operation Status Register, 87
Scanning Channels, 112
Scanning Channels (HP-UX), 113
Scanning Channels Using 3457A Multimeter, 47
Scanning Channels Using E1406A Cmd Mod, 44
Scanning Channels Using E1412A Multimeter, 46
Scanning Multimeter DCV Measurements, 49
Scanning Multimeter Resistance Meas, 50
Scanning Using Bus Triggers, 94
Scanning Using External Devices, 80
Scanning Using External Triggers, 93
Selecting the Analog Bus Port, 83
Setting Module to Power-on State, 89
Setting Ten Scanning Cycles, 63
Stopping a Scan with ABORt, 62
Switching Channels (Four-Wire), 41
Switching Channels (One-Wire), 38
Switching Channels (Three-Wire), 40
Switching Channels (Two-Wire), 39
Synchronizing Instruments, 58
Using a Multimeter with a Multiplexer, 110
Using the Scan Complete Bit, 51
F
four-wire mode operation, 14
I
ID register, 104
IEEE 488.2 common commands reference, 95
initial operation, 34
INITiate subsystem, 65
INITiate:CONTinous, 65
INITiate:CONTinuous?, 66
INITiate[:IMMediate], 66
installing multiplexer in a mainframe, 21
interrupt priority, setting, 17
L
linking commands, 61
logical address switch, setting, 16
M
multiplexer
addressing, 30
analog bus, using, 52
attaching terminal modules, 28
block diagram, 12
card numbers, 31
channel addresses, 32
channel relay switches, 12
commands, 35
components, 11
configuration, 15
connecting analog bus, 22
connecting user inputs, 25
control relays, 13
description, 11
detecting error conditions, 56
error messages, 115
four-wire mode, 14
initial operation, 34
installing in mainframe, 21
one-wire mode operation, 14
programming, 29
query commands, 36
register addressing, 99
register offset, 101
register-based programming, 99
reset conditions, 36
saving and recalling states, 56
scan complete bit, 51
scanning channels, 43
switching channels, 37
synchronizing, 58
three-wire mode, 14
two-wire mode operation, 14
wiring terminal modules, 26
O
one-wire mode operation, 14
Option A3E, description, 23
OUTPut subsystem, 68
OUTPut:ECLTrgn[:STATe], 68
OUTPut:ECLTrgn[:STATe]?, 69
OUTPut[:EXTernal][:STATe], 69
OUTPut[:EXTernal][:STATe]?, 70
OUTPut:TTLTrgn[:STATe], 70
OUTPut:TTLTrgn[:STATe]?, 71