Quantum Data 881 User Manual page 867

PNSM
Class
Description
Command syntax
Query syntax
Query response
Example
Related commands
882 Video Test Instrument User Guide (Rev A.35)
Pseudo Noise Signal Mode
Signal Analyzer - Pseudo-random noise
Determines how the pseudo-random noise sequence seed and run-length are determined.
PNSM mode
mode
0 = Auto mode. The sequence seed and run-length parameters are set automatically.
The seed is automatically set to 0x08000001. Noise values are advanced according to
the current setting of the
sequence length is automatically set to the total number of pixels (per frame) minus
one. Alternately, if PNSA is set to 1, noise is advanced every active pixel, and the
length is set to the size of the HRES*VRES active area (per frame) minus one.
1 = Manual mode. The sequence seed and run-length must be manually set using the
PNSL and the PNSS
PNSM?
0 or 1
PNSM 0 //set pseudo-random noise seed and run-length values automatically
PNGU
PNGU
PNSA parameter. If PNSA is set to 0 (every pixel), the
commands.
489