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SCPI Commands HMF series
Remote Control
58
Command Reference
SCPI Programmers Manual
2.5.5 PWM Modulation
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PWM:INTernal:FREQuency {<Frequency> | MINimum | MAXimum}
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PWM:INTernal:FREQuency? [MINimum | MAXimum]
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PWM:DCYCle {<Deviation> | MINimum | MAXimum}
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PWM:DCYCle? [MINimum | MAXimum]
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PWM:SOURce {INTernal | EXTernal}
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PWM:INTernal:FUNCtion <Shape>
Defines the shape of the PWM modulation waveform.
Parameters:
<Shape>
SINusoid | SQUare | PRAMp | NRAMp | TRIangle | WNOise | PNOise|
CARDinal | EXPRise | EXPFall | RAM
SINusoid
:
Sine wave function
SQUare
:
Square wave function
PRAMp
: Positive
ramp function
NRAMp
: Negative
ramp function
TRIangle
:
Triangle function
WNOise
:
White noise function
PNOise
:
Pink noise function
CARDinal
:
Cardinal sine wave function
EXPRise
:
Exponential rise function
EXPFall
:
Exponential fall function
RAM
:
User-defined waveform
NOTICE
The PWM modulation is only available in combination with the pulse wave function.
PWM:INTernal:FUNCtion?
Queries the shape of the PWM modulation waveform.
Return values
:
SIN | SQU | PRAM | NRAM | TRI | WNO | PNO | CARD | EXPR |
EXPF | RAM