Programming Guide

Digital Oscilloscopes Series
132
QUERY SYNTAX
TRig_SElect?
RESPONSE FORMAT
TRig_Select <trig_type>, SR, <source>, HT,
<hold_type>, HV, <hold_value>
EXAMPLE
The following selects the EDGE trigger with
Channel 1 as trigger source. Hold type and hold-
value are chosen as ―time‖ and 1.43US:
Command message:
TRSE EDGE, SR, C1, HT, TI, HV, 1.43US
TV COMMAND SYNTAX
Format 1:
TRig_SElect
TV,SR,<source> ,FLDC,<field_count>,FLD,<fie
ld>,CHAR,<characteristics>,IPIC,<ipic>,ILAC,<
ilace>,LINE, <line>
<trig_type>: = {TV}
<source> : = {C1, C2, C3,C4 }
<field_count>: = {1,2,4,8}
<field>:=1 to field_count
<characteristics> : =
{NTSC,PALSEC,720P/50,720P/60,1080P/50,
1080P/60,1080I/50,1080I/60,CUSTOM}
<lpic>:=1 to 1500
<ilace>:= {1,2,4,8}
<line> : = 1 to 525 (PALSEC)
1 to 625(NTSC)
Note:
This format is suitable for SPO models.
Format 2:
TRig_SelEct
TV,SR,<source>,CHAR,<characteristicse>,POL,
<polarity>,SYNC,<sync_type>,LINE,<line>
OPTION:
<trig_type>: = { TV }
SR,< source > : is used to set the trigger channel.
If you want to set the other options. You must set
use the same trigger channel.
<source>: = {C1, C2, C3,C4,EX, EX5}
POL,<polarity>: is used to set polarity, If you
want to set it. You must set <trig_type> to TV.