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08905150B - 7 -
[4] RS232 (SERIAL) COMMANDS
The RS232 Port is bi-directional. The communication parameters are set to 9600 Baud 8-N-1.
DB9 CONNECTOR
CIRCUIT PIN
TX 2
RX 3
GND 5
RS232 COMMAND STRUCTURE
Where:
{z#} - Zone Number. Range is 1..4 (1..16 if expanded)
{s#} - Source Input Number. Range is 1..4
{0/1} – Either 0 (zero) or 1 (one). 0 – Off, 1 – On.
NAME COMMAND
REMARKS
Zone Power !{z#}PR{0/1}+ To turn on Zone 2: !2PR1+
To turn off Zone 1: !1PR0+
Zone Power Toggle !{z#}PT+
All Zones Off !AO+
All Zones On !AA+
Input (Source) Select !{z#}SS{s#}+ To set Zone 1 to Source Input 5: !1SS5+
RS232 QUERIES
NAME QUERY RESPONSE EXAMPLE EXPLANATION
Zone Power ?{z#}PR+ ?{z#}PR{0/1}+ ?7PR0+ Power in zone 7 is OFF.
Input Select ?{z#}SS+ ?{z#}SS{s#}+
?5SS3+
Zone 5 is Source 3.