JVC DLA-DS1U Serial protocol for the DLA-DS1U and DLA-M2000LU/SC D-ILA project - Page 47
Horizontal Frequency Query, U3C'55H
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12.31 Horizontal Frequency Query :'U3C'(55H 33H 43H) Definition ：Requests horizontal frequency of picture that is projected Command Parameter type Reply time Conditions ：'U3C'(55H 33H 43H) ：Numeric, ：3seconds ：Except when there is no Source (Area) signal Operation mode Standby mode Power ON mode Cool-down mode Emergency mode X O X X # Communication Examples ◇ When requesting horizontal frequency (if horizontal frequency is 64.3kHz) CTLR DLA '?' '1' SP 'U3C' CR '@' '1' SP '0' SP '0283' CR Note) Horizontal Frequency is 10 times of data to be returned from Projector. This example shows 283 in hexadecimal, which is 643 in decimal. Horizontal Frequency of Projected image is 643/10 = 64.3kHz. 46
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46
12.31
Horizontal Frequency Query
:’U3C’(55H
33H
43H)
Definition
：
Requests horizontal frequency of picture that is projected
Command
：
’U3C’(55H
33H
43H)
Parameter type
：
Numeric,
Reply time
：
3seconds
Conditions
：
Except when there is no Source (Area) signal
Operation mode
Standby mode
Power ON mode
Cool-down mode
Emergency mode
X
O
X
X
#
Communication Examples
◇
When requesting horizontal frequency (if horizontal frequency is 64.3kHz)
CTLR
‘?’
‘1’
SP
‘U3C’
CR
DLA
‘@’
‘1’
SP
‘0’
SP
‘0283’
CR
Note) Horizontal Frequency is 10 times of data to be returned from Projector. This example shows 283 in
hexadecimal, which is 643 in decimal. Horizontal Frequency of Projected image is 643/10 =
64.3kHz.