488 Appendix A Command Reference
PSPM Probe Sync Pulse Mode
Class Special Sync Probe Pulse
Description Determines what lines in the frame or field the probe pulse occurs on the special sync
output. The PSPM? query returns the current PSPM value.
Command syntax PSPM mode
mode integer
0 = once per frame
1 = every active line in frame
3 = every line in frame
Query syntax PSPM?
Query response 0, 1, or 3
Other required
commands The FMTU command instructs the generator to use the new settings. The ALLU command
updates the hardware to the new settings and redraws the test image.
Related commands PSPG, PSPP, PSPW, PSHD, PSVD
Example
PSPG 1 // Enables probe pulse on special sync
PSPP 1 // Sets probe pulse polarity to positive
PSPW 10 // Sets probe pulse width to 10 pixels
PSHD 200 // Sets probe pulse horizontal delay to 200 pixels
PSVD 300 // Sets probe pulse vertical delay to 300 pixels
PSPM 1 // Sets probe pulse to occur on each active line in a frame
ALLU // Applies the settings