Source:pulse:period; Source:pulse:width; Source:pulse:period? (@<Channel>); Source:pulse:width <Pulse_Width>,(@<Ch_List>) - VXI VT1422A User Manual

SOURce
Usage

SOURce:PULSe:PERiod?

Parameters
Comments

SOURce:PULSe:WIDTh

Parameters
Comments
376 VT1422A Command Reference
•
The variable pulse-width control for this channel is provided by the algorithm
language. When the algorithm executes an assignment statement to this channel,
the value assigned will be the pulse-width setting. For example:
O140 = .0025 /* set channel 43 pulse-width to 2.5 ms */
•
Send with VXIplug&play Function: hpe1422_cmd(...)
SOUR:PULS:PER .005,(@140)
SOURce:PULSe:PERiod? (@<channel>)
the pulse width modulated pulse channel in <channel>.
Parameter Parameter
Name Type
channel string
•
If the channels specified are not on a Frequency/Totalize SCP, an error will
be generated.
•
Returned Value: numeric period. The type is float32.
•
Send with VXIplug&play Function: hpe1422_cmdReal64_Q(...)
SOURce:PULSe:WIDTh <pulse_width>,(@<ch_list>)
value on the frequency modulated pulse channels in <ch_list>.
Parameter Parameter
Name Type
pulse_width numeric (float32)
ch_list string
•
If the channels specified are not on a Frequency/Totalize SCP, an error will
be generated.
•
*RST Condition: SOUR:FM:STATE OFF and SOUR:PULM:STATE OFF
•
Related Commands: SOUR:PULM:STATE, SOUR:PULS:POLarity
set PWM pulse train to 200 Hz on
channel 40
returns the fixed pulse period value on
Range of
Values
100 - 163
sets the fixed pulse width
Range of
Values
7.87E-6 to 7.8125E-3
(238.4E-9 resolution)
100 - 163
Default
Units
none
Default
Units
seconds
none
Chapter 7