Elan System12 Installation Manual And User's Manual page 75

E L A N H O M E S Y S T E M S
Programming
(continued)
Query Commands
ASD (Audio Signal Detect)
Description:
• Queries Unit u Audio Source Inputs to determine if
an audio signal is present.
• The S12 can either sense audio from the Left, Right
or both Left and Right.
• The S12 can detect the audio instantaneously, how
ever the it can take up to 30 seconds before the
S12 detects the absence of audio once the audio is
removed.
• Works if System is off or on.
Command:
N/A
Query:
&S12,ASD,u?<cr>
Reply:
&S12,ASD,u,aaaaaaaaaaaa<cr>
Parameters:
<cr>:
carriage return: Hexadecimal 0x0D or Decimal 13
u:
Unit 1-4
a:
0 = Not Detected
1 = Detected
Examples:
• &S12,ASD,1?<cr> Queries Unit 1.
• &S12,ASD,2?<cr> Queries Unit 2.
• &S12,ASD,1,111111000000<cr> S12 Unit 1 reply.
Audio Signals 1 thru 6 are ON and Audio Signal 7-
12 are OFF.
• &S12,ASD,2,000010001000<cr> S12 Unit 2 reply.
Audio Signals 5 and 9 are ON, Audio Signals 1, 2,
3, 4, 6, 7, 8, 10, 11 and 12 are OFF
LSD (Local Signal Detect)
Description:
• Queries Unit u Local Audio Source Inputs to deter
mine if an audio signal is present.
• The S12 can either sense audio from the Left, Right
or both Left and Right.
• The S12 can detect the audio instantaneously, how
ever the it can take up to 30 seconds before the
S12 detects the absence of audio once the audio is
removed.
• Works if System/Zone is off or on.
© ELAN Home Systems 2004 • All rights reserved.
SYSTEM12
• If the S12 is queried immediately after connecting a
Local Source, there is a possibility that the S12 will
return all Local Signals are on/detected
&S12,LSD,1,11111111<cr>. Wait a few seconds
before the S12 is queried after connecting a Local
Source.
Command:
N/A
Query:
&S12,LSD,u?<cr>
Reply:
&S12,LSD,u,aaaaaaaa<cr>
Parameters:
<cr>:
carriage return: Hexadecimal 0x0D or Decimal 13
u:
Unit 1-4
a:
0 = Not Detected
1 = Detected
Examples:
• &S12,LSD,1?<cr> Queries Unit 1.
• &S12,LSD,2?<cr> Queries Unit 2.
• &S12,LSD,1,11111100<cr> S12 Unit 1 reply. Local
Audio Signals 1 thru 6 are ON and Local Audio
Signal 7 and 8 are OFF.
• &S12,LSD,2,00001000<cr> S12 Unit 2 reply. Local
Audio Signal 5 is ON, Local Audio Signals 1, 2, 3,
4, 6, 7 and 8 are OFF.
PGD (Page Detect Query)
Description:
• Queries Unit u to determine if the Page Trigger In
jack is active.
• If all zones in a chassis/system do NOT have PG
enabled, this command will still return the correct
status of the Page Trigger In jack.
• PG enabled is programmed in VIA!TOOLs S12 Init
Screen Zones page.
• Works if System is off or on.
Command:
N/A
Query:
&S12,PGD,u?<cr>
INSTALLATION MANUAL
Page 73