ITech IT7900 Series

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SYSTem Commands

Syntax

SYSTem:COMMunicate:SELect <CPD>

Arguments

TMC|VCP

Defaults

VCP

Returns

TMC|VCP

Example

SYST:COMM:SEL VCP //Set the USB communication interface to VCP

Query syntax

SYSTem:COMMunicate:SELect?

SYSTem:COMMunicate:GPIB:ADDRess <NR1>

This command sets and queries the GPIB address of the power supply.

Syntax

SYSTem:COMMunicate:GPIB:ADDRess <NR1>

Arguments

<NR1>

Settable range :1~30

Default value

Returns

<NR1>

Example

SYST:COMM:GPIB:ADDR 2

Query syntax

SYSTem:COMMunicate:GPIB:ADDRess?

SYSTem:COMMunicate:SERial:BAUDrate <CPD>

This command sets and queries the baud rate of the serial port.

Main Page

default chapter3
- Limitation of Warranty3
- Safety Symbols3
- Warranty3
- Environmental Conditions4
- Regulatory Markings5
- Compliance Information6
- Table of Contents7
Chapter1 SCPI Introduction13
- 1.1 Overview13
- 1.2 Command Type of SCPI13
- 1.3 Message Type of SCPI15
- 1.4 Response Data Type17
- 1.5 Command Format17
- 1.6 Data Type19
- 1.7 Remote Interface Connection20
Chapter2 SCPI Status Register22
Chapter3 System Commands25
- System:preset29
- System:posetup <CPD29
- System:clear30
Chapter4 Source Commands40
- [Source:]Function <CPD1>[,CPD2]40
- [Source:]Function:mode <CPD40
- [Source:]Current:protection:rms <Nrf+> [,CH1|CH2|CH3]41
- [Source:]Current:protection:delay <Nrf+> [,CH1|CH2|CH3]41
- [Source:]Current:protection:delay? [Ch1|Ch2|Ch3],[Maximum|Minimum|Default]42
- [Source:]Current:protection:mode <CPD> [,CH1|CH2|CH3]42
- [Source:]Current:protection:peak <Nrf+> [,CH1|CH2|CH3]43
- [Source:]Current:protection:peak? [Ch1|Ch2|Ch3],[Maximum|Minimum|Default]43
- [Source:]Current:protection:peak:delay<Nrf+> [,CH1|CH2|CH3]44
- [Source:]Current:protection:peak:delay? [Ch1|Ch2|Ch3],[Maximum|Minimum|Default]44
- [Source:]Current:limit:high <Nrf+> [,CH1|CH2|CH3]45
- [Source:]Current:limit:low <Nrf+> [,CH1|CH2|CH3]45
- [Source:]Current[:Level][:Immediate][:Amplitude][:Ac] <Nrf+>[,Nrf+][,Nrf+]46
- [Source:]Current[:Level][:Immediate][:Amplitude]:DC <Nrf+>,[Nrf+],[Nrf+]46
- [Source:]Voltage[:Level][:Immediate][:Amplitude][:Ac] <Nrf+>[,Nrf+][,Nrf+]47
- [Source:]Voltage:limit:high <Nrf+> [,CH1|CH2|CH3]47
- [Source:]Voltage:limit:low <Nrf+> [,CH1|CH2|CH3]48
- [Source:]Pvoltage[:Level][:Immediate][:Amplitude][:Ac] <Phase>,<Nrf48
- [Source:]Voltage[:Level][:Immediate][:Amplitude]:DC <Nrf+>,[Nrf+],[Nrf+]49
- [Source:]Pvoltage[:Level][:Immediate][:Amplitude]:DC <Phase>,<Nrf49
- [Source:]Voltage:slope[:Ac][:Immediate] <Nrf+>,[Nrf+],[Nrf+]50
- [Source:]Pvoltage:slope[:Immediate][:Ac] <Phase>,<Nrf50
- [Source:]Voltage:slope[:Immediate]:DC <Nrf+>,[Nrf+],[Nrf+]50
- [Source:]Pvoltage:slope[:Immediate]:DC <Phase>,<Nrf51
- [Source:]Frequency[:Immediate] <Nrf+>[,Nrf+][,Nrf+]51
- [Source:]Pfrequency[:Immediate] <Phase>,<Nrf52
- [Source:]Frequency:slope[:Immediate] <Nrf+>[,Nrf+][,Nrf+]52
- [Source:]Pfrequency:slope[:Immediate] <Phase>,<Nrf53
- [Source:]Power:limit:high <Nrf+> [,CH1|CH2|CH3]53
- [Source:]Power:limit:low <Nrf+> [,CH1|CH2|CH3]53
- [Source:] Power:limit:delay <Nrf+> [,CH1|CH2|CH3]54
- [Source:]Angle:start[:Immediate] <Nrf54
- [Source:]Angle:stop[:Immediate] <Nrf55
- [Source:]Angle:difference[:Immediate] <Type>,<Nrf55
- [Source:]Wave[:Immediate] <Wave>,[Wave],[Wave]56
- [Source:]Pwave[:Immediate] <Phase>,<Wave56
- [Source:]Dimming[:State] <CPD>[,CH1|CH2|CH3]57
- [Source:]Dimming:edge <CPD>[,CH1|CH2|CH3]57
- [Source:]Dimming:phase <Nrf>[,Ch1|Ch2|Ch3]57
- [Source:]Extern:program[:State] <CPD58
- [Source:]Extern:program:mode <CPD58
- [Source:]Configure:harmonic:thd:formula <CPD58
- [Source:]Configure:harmonic:table:type <CPD59
- [Source:]Configure:harmonic:table:select <CPD59
Chapter5 Output Commands60
- Output[:State] <CPD60
- Output:protection:clear60
- Output:protection:wdog[:State] <CPD60
- Output:protection:wdog:delay <Nrf61
- Output:impedance[:State] <CPD>[,A|B|C|CH1|CH2|CH3]61
- Output:impedance:resistance:level <Nrf+>[,A|B|C|Ch1|Ch2|Ch3]62
- Output:impedance:inductance:level <Nrf>[,A|B|C|Ch1|Ch2|Ch3]62
- Output:off:mode <CPD63
- Output:on:phase:mode <CPD63
- Output:on:phase:level <Nrf63
- Output:off:phase:mode <CPD64
- Output:off:phase:level <Nrf64
- Output:balance[:State] <CPD65
Chapter6 Sense Commands66
- Sense[:Remote][:State] <CPD66
- Sense:filter[:State] <CPD66
- Sense:filter:level <CPD67
- Sense:loop:speed <CPD67
- Sense:external:frequency <CPD> [CH1, CH2, CH3]67
- Sense:external:frequency:offset:high <Nrf>,[Ch1, CH2, CH3]68
- Sense:external:frequency:offset:low <Nrf>,[Ch1, CH2, CH3]68
- Sense:external:frequency:phase <Nrf>,[Ch1, CH2, CH3]69
- Sense:external:frequency:exception <CPD>,[CH1, CH2, CH3]70
Chapter7 Fetch & Measure Commands71
- Fetch[:Scalar]:Current[:Ac]71
- Measure[:Scalar]:Current[:Ac]71
- Fetch[:Scalar]:Current:DC71
- Measure[:Scalar]:Current:DC71
- Fetch[:Scalar]:Current:amplitude:maximum:positive72
- Measure[:Scalar]:Current:amplitude:maximum:positive72
- Fetch[:Scalar]:Current:amplitude:maximum:negative72
- Measure[:Scalar]:Current:amplitude:maximum:negative72
- Fetch[:Scalar]:Current:amplitude:maximum73
- Measure[:Scalar]:Current:amplitude:maximum73
- Fetch[:Scalar]:Current:cfactor73
- Measure [:Scalar]:Current:cfactor73
- Fetch[:Scalar]:Frequency74
- Measure[:Scalar]:Frequency74
- Fetch[:Scalar]:Power[:Real]74
- Measure[:Scalar]:Power[:Real]74
- Fetch[:Scalar]:Power:apparent74
- Measure[:Scalar]:Power:apparent74
- Fetch[:Scalar]:Power:reactive75
- Measure[:Scalar]:Power:reactive75
- Fetch[:Scalar]:Power:pfactor75
- Measure[:Scalar]:Power:pfactor75
- Fetch[:Scalar]:Voltage[:Ac]76
- Measure[:Scalar]:Voltage[:Ac]76
- Fetch[:Scalar]:Voltage:DC76
- Measure[:Scalar]:Voltage:DC76
- Fetch[:Scalar]:Voltage:amplitude:maximum77
- Measure[:Scalar]:Voltage:amplitude:maximum77
- Fetch[:Scalar]:Voltage:amplitude:maximum:positive77
- Measure[:Scalar]:Voltage:amplitude:maximum:positive77
- Fetch[:Scalar]:Voltage:amplitude:maximum:negative78
- Measure[:Scalar]:Voltage:amplitude:maximum:negative78
- Fetch[:Scalar]78
- Measure[:Scalar]78
- Fetch[:Scalar]:Power[:Real]:Total79
- Measure[:Scalar]:Power[:Real]:Total79
- Fetch[:Scalar]:Power:apparent:total79
- Measure[:Scalar]:Power:apparent:total79
- Fetch[:Scalar]:Power:reactive:total80
- Measure[:Scalar]:Power:reactive:total80
- Fetch[:Scalar]:Ltlvoltage[:Ac]80
- Measure[:Scalar]:Ltlvoltage[:Ac]80
- Fetch[:Scalar]:Voltage:harmonic[:Amplitude]? <[A|B|C|CH1|CH2|CH3]>,<NR180
- Measure[:Scalar]:Voltage:harmonic[:Amplitude]? <[A|B|C|CH1|CH2|CH3]>,<NR180
- Fetch[:Scalar]:Current:harmonic[:Amplitude]? <[A|B|C|CH1|CH2|CH3]>,<NR181
- Measure[:Scalar]:Current:harmonic[:Amplitude]? <[A|B|C|CH1|CH2|CH3]>,<NR181
- Fetch[:Scalar]:Voltage:harmonic:distort? <[A|B|C|CH1|CH2|CH3]>,<NR181
- Measure[:Scalar]:Voltage:harmonic:distort? <[A|B|C|CH1|CH2|CH3]>,<NR181
- Fetch[:Scalar]:Current:harmonic:distort? <[A|B|C|CH1|CH2|CH3]>,<NR182
- Measure[:Scalar]:Current:harmonic:distort? <[A|B|C|CH1|CH2|CH3]>,<NR182
- Fetch[:Scalar]:Voltage:harmonic:phase? <[A|B|C|CH1|CH2|CH3]>,<NR182
- Measure[:Scalar]:Voltage:harmonic:phase? <[A|B|C|CH1|CH2|CH3]>,<NR182
- Fetch[:Scalar]:Current:harmonic:phase? <[A|B|C|CH1|CH2|CH3]>,<NR183
- Measure[:Scalar]:Current:harmonic:phase? <[A|B|C|CH1|CH2|CH3]>,<NR183
- Fetch[:Scalar]:Voltage:harmonic:thd? <[A|B|C|CH1|CH2|CH3]83
- Measure[:Scalar]:Voltage:harmonic:thd? <[A|B|C|CH1|CH2|CH3]83
- Fetch[:Scalar]:Current:harmonic:thd? <[A|B|C|CH1|CH2|CH3]84
- Measure[:Scalar]:Current:harmonic:thd? <[A|B|C|CH1|CH2|CH3]84
- Fetch[:Scalar]:Array:voltage:harmonic[:Amplitude]? <[A|B|C|CH1|CH2|CH3]>,<NR184
- Measure[:Scalar]:Array:voltage:harmonic[:Amplitude]? <[A|B|C|CH1|CH2|CH3]>,<NR184
- Fetch[:Scalar]:Array:current:harmonic[:Amplitude]? <[A|B|C|CH1|CH2|CH3]>,<NR185
- Measure[:Scalar]:Array:current:harmonic[:Amplitude]? <[A|B|C|CH1|CH2|CH3]>,<NR185
- Fetch[:Scalar]:Array:voltage:harmonic:phase? <[A|B|C|CH1|CH2|CH3]>,<NR185
- Measure[:Scalar]:Array:voltage:harmonic:phase? <[A|B|C|CH1|CH2|CH3]>,<NR185
- Fetch[:Scalar]:Array:current:harmonic:phase? <[A|B|C|CH1|CH2|CH3]>,<NR186
- Measure[:Scalar]:Array:current:harmonic:phase? <[A|B|C|CH1|CH2|CH3]>,<NR186
- Fetch[:Scalar]:Array:voltage:harmonic:distort? <[A|B|C|CH1|CH2|CH3]>,<NR186
- Measure[:Scalar]:Array:voltage:harmonic:distort? <[A|B|C|CH1|CH2|CH3]>,<NR186
- Fetch[:Scalar]:Array:current:harmonic:distort? <[A|B|C|CH1|CH2|CH3]>,<NR187
- Measure[:Scalar]:Array:current:harmonic:distort? <[A|B|C|CH1|CH2|CH3]>,<NR187
- Vetcor:oeder <NR187
- Vetcor:data88
- Vetcor:type <CPD88
Chapter8 Abort Subsystem89
- Abort:acquire89
- Abort:list89
- Abort:sweep89
- Abort:surgesag89
Chapter9 Initiate Subsystem90
- Initiate[:Immediate]:Acquire90
- Initiate[:Immediate]:List90
- Initiate[:Immediate]:Sweep90
- Initiate[:Immediate]:Surgesag90
Chapter10 Parallel Subsystem91
- Parallel:role <Role91
- Parallel:number <Number91
- Parallel:node:number92
Chapter11 Trigger Subsystem93
- Trigger:list:source <Source93
- Trigger:sweep:source <CPD93
- Trigger:surgesag:source <CPD94
- Trigger:scope:source <CPD94
- Trigger:scope:mode <CPD94
- Trigger:scope:slope <CPD195
- Trigger:force95
Chapter12 ARB Subsystem96
- [Arb:]List:state96
- [Arb:]List:repeat <NR196
- [Arb:]List:terminate <CPD96
- [Arb:]List:run97
- [Arb:]List:stop97
- [Arb:]List:runtime:state97
- [ARB:]LIST:RCL <String98
- [Arb:]List:step:count <NR198
- [Arb:]List:clear98
- [ARB:]LIST:STEP <Nr1>,<String99
- [ARB:]LIST:STEP:ITEM <Nr1>,<Nr2>,<Nrf100
- [ARB:]LIST:STEP:ITEM? <Nr1>,<Item102
- [Arb:]List:name102
- [Arb:]List:save <Filename102
- [Arb:]List:configure103
- [Arb:]List:initiate103
- [Arb:]List:abort103
- [Arb:]List:create103
- [Arb:]List:file:number103
- [ARB:]LIST:FILE:NAME? <Index104
- [Arb:]List:file:delete <Filename104
Chapter13 Configurate IO Subsystem105
- [Configurable:]Io:select <NR1105
- [Configurable:]Io:reverse <NR1>,<CPD105
- [Configurable:]Io:type <NR1>,<CPD106
- [Configurable:]Io:trigout:source <CPD1>,<CPD2106
- [Configurable:]Io:state <NR1>,<CPD107
Chapter14 Sweep Subsystem108
- Sweep:voltage:start <Nrf+>[,<Nrf+>,<Nrf+>]108
- Sweep:voltage:stop <Nrf+>[,<Nrf+>,<Nrf+>]108
- Sweep:voltage:step <Nrf+>[,<Nrf+>,<Nrf+>]109
- Sweep:freq:start <Nrf+>[,<Nrf+>,<Nrf+>]110
- Sweep:freq:stop <Nrf+>[,<Nrf+>,<Nrf+>]110
- Sweep:freq:step <Nrf+>[,<Nrf+>,<Nrf+>]111
- Sweep:time:step <Nrf+>[,<Nrf+>,<Nrf+>]111
- Sweep:mode <Mode112
- Sweep:priority<Priority113
- Sweep:waveform <Type113
- Sweep:finish <Mode114
- Sweep:trig:source <Mode114
- Sweep:step:repeat <NR1115
- Sweep:state115
Chapter15 Surgesag Subsystem116
- Surgesag:mode <Mode116
- Surgesag:phase:start <Nrf116
- Surgesag:phase:width <Nrf117
- Surgesag:action <Action117
- Surgesag:symmetry <Bool118
- Surgesag:repeat:count <NR1119
- Surgesag:period:count <NR1119
- Surgesag:value:select <Mode120
- Surgesag:value:percent <Nrf120
- Surgesag:value <Nrf121
- Surgesag:phase:enable <A|B|C|AB|AC|BC|ABC121
- Surgesag:angle:enable <SYNC|SPEC122
- Surgesag:state122
Chapter16 Scope Subsystem123
- Scope:auto123
- Scope:run123
- Scope:single123
- Scope:stop123
- Scope:timebase:scale <Nrf123
- Scope:voltage:scale <Nrf124
- Scope:current:scale <Nrf124
- Scope:timebase:delay <Nrf125
- Scope:trigger:level <Nrf125
- Scope:trigger:slope <CPD126
- Scope:trigger:mode <CPD126
- Scope:line:selection <NR1>,<BOOL126
- Scope:status127
- Scope:rstate127
- Scope:waveform:data127
Chapter17 Status Commands129
- Status:questionable[:Event]129
- Status:questionable:condition129
- Status:questionable:enable <NR1130
- Status:questionable:ntransition <NR1130
- Status:questionable:ptransition131
- Status:operation[:Event]131
- Status:operation:condition132
- Status:operation:enable <NR1132
- Status:operation:ntransition<Nr1133
- Status:operation:ptransition134
- Status:preset134
Chapter18 Waveform Subsystem135
- Waveform[:Immediate] <Waveform>,[Waveform],[Waveform]135
- Pwaveform[:Immediate] <Phase/Chan>,<Waveform135
- Waveform:edit:parameter <Phase/Chan>,<Percent1136
- Waveform:edit:thd:clear136
- Waveform:edit:thd:import <Filename137
- Waveform:edit:thd:formula <Formula137
- Waveform:edit:thd:data <Order>,<String138
- Waveform:edit:thd:save:local <Filename138
- Waveform:edit:thd:save:udisk <Filename138
- Waveform:edit:userdefine:clear139
- Waveform:edit:userdefine:import <Filename139
- Waveform:edit:userdefine:mode <Symmtery139
- Waveform:edit:userdefine:data <Index>,<Normalization140
- Waveform:edit:userdefine:save:local <Filename140
- Waveform:edit:userdefine:save:udisk <Filename141
- Waveform:edit:userdefine:extend141
- Waveform:edit:userdefine:extend:data <Index>,<Normalization141
Chapter19 Island Subsystem142
- Island:run:state142
- Island:time142
- Island:key1[:State] <CPD142
- Island:key2:State] <CPD143
- Island:resistance:level <Nrf+>[,A|B|C]143
- Island:inducatance:level <Nrf+>[,A|B|C]144
- Island:phase:level <Nrf+>[,A|B|C]144
- Island:cap:level <Nrf+>[,A|B|C]144
- Island:power:level <Nrf+>[,A|B|C]145
- Island:ql:level <Nrf+>[,A|B|C]145
- Island:qc:level <Nrf+>[,A|B|C]146
- Island:mode <CPD>[,CH1|CH2|CH3]146
- Island:inhibit[:State] <CPD147
- Island:voltage:control[:State] <CPD>[,CH1|CH2|CH3]147
- Island:voltage:control:level <Nrf+>[,A|B|C|Ch1|Ch2|Ch3]148
- Island:current:control[:State] <CPD>[,CH1|CH2|CH3]148
- Island:current:control:level <Nrf+>[,A|B|C|Ch1|Ch2|Ch3]148
- Island:power:control[:State] <CPD>[,CH1|CH2|CH3]149
- Island:power:control:level <Nrf+>[,A|B|C|Ch1|Ch2|Ch3]149
Chapter20 IEEE-488 Common Commands151
- Cls151
- Ese151
- Ese152
- Esr152
- Idn152
- Opc153
- Rst153
- Sre <Nr1153
- Stb154
- Psc154
- Sav155
- Rcl155

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