Quantum Data 881 User Manual page 741

GPER?
Class
Description
Query syntax
Query response
Example
Related commands
882 Video Test Instrument User Guide (Rev A.35)
Get Pixel Error Rate
Signal analyzer - Pixel data
Returns the pixel error rate in errors per billion after a pseudo noise measurement has
finished execution (that is, completed the PNAU command).
GPER?
zero (0) or positive number representing errors per billion pixels; -1 indicates an error No
Signal Detected or TMDS failure.
PNAU //Pseudo-random noise generated
CR //Carriage return tops pseudo-random noise
GPER? //Returns pixel error rate
0.88
PNAU
363