374 VT1422A Command Reference Chapter 7
SOURce
SOURce:FUNCtion[:SHAPe]:PULSe
SOURce:FUNCtion[:SHAPe]:PULSe (@<ch_list>) sets the SOURce function to
PULSe for the channels in <ch_list>.
Parameters

Comments •This PULSe channel function is further defined by the SOURce:FM:STATe and

SOURce:PULM:STATe commands. If the FM state is enabled then the
frequency modulated mode is active. If the PULM state is enabled then the pulse
width modulated mode is active. If both the FM and the PULM states are
disabled then the PULSe channel is in the single pulse mode.
•Send with VXIplug&play Function: hpe1422_cmd(...)
SOURce:FUNCtion[:SHAPe]:SQUare
SOURce:FUNCtion[:SHAPe]:SQUare (@<ch_list>) sets the SOURce function to
output a square wave (50% duty cycle) on the channels in <ch_list>.
Parameters

Comments •Send with VXIplug&play Function: hpe1422_cmd(...)

Usage The frequency control for these channels is provided by the algorithm language
function:
O143 = 2000 /* set channel 43 to 2 kHz */
SOURce:PULM[:STATe]
SOURce:PULM[:STATe] <enable>,(@<ch_list>) enable the pulse width
modulated mode for the PULSe channels in <ch_list>.
Parameters
Parameter
Name Parameter
Type Range of
Values Default
Units
ch_list string 100 - 163 none
Parameter
Name Parameter
Type Range of
Values Default
Units
ch_list string 100 - 163 none
Parameter
Name Parameter
Type Range of
Values Default
Units
enable boolean (uint16) 1 | 0 | ON | OFF none
ch_list string 100 - 163 none