User manual

2.3.75 AcqrsD1_getTrigTV
Purpose
Returns the current TV trigger parameters (12-bit-FAMILY only).
Parameters
Input
Name Type Description
instrumentID ViSession Instrument identifier
channel ViInt32 = -1..-(Number of ExtTrigSources) for external sources
See discussion below.
Output
Name Type Description
standard ViInt32 = 0 625/50/2:1 (PAL or SECAM)
= 2 525/60/2:1 (NTSC)
field ViInt32 = 1 Field 1 - odd
= 2 Field 2 - even
line ViInt32 = line number, depends on the parameters above:
For 'standard' = 625/50/2:1
= 1 to 313 for 'field' = 1
= 314 to 625 for 'field' = 2
For 'standard' = 525/60/2:1
= 1 to 263 for 'field' = 1
= 1 to 262 for 'field' = 2
Return Value
Name Type Description
status ViStatus Refer to Table 2-1 for error codes.
Discussion
See discussion under AcqrsD1_configTrigTV.
Programmer’s Reference Manual Page 144 of 210