E L A N H O M E S Y S T E M S
INSTALLATION MANUAL
© ELAN Home Systems 2009 • All rights reserved. Page 71
S86A
Appendix C: RS-232 Serial Control Commands
General Information
The S86A serial interface is a 3-wire RS-232 (Tx, Rx, Ground-Pins 2, 3, and 5 respectively).
S86A Communication Port Settings
Baud Rate: 19200
Data Bits: 8
Parity: None
Stop Bits: 1
Flow Control: None
All commands are in all capitals and the comma separation is required.
• Prefix: Must be present for every command string (Required)
• Command: See list below for all commands (Required)
• Parameter 1: Usually Zone 01-24 command
(Optional for some commands, required for others)
• Parameter 2
(Optional for some commands, required for others)
• Carriage Return: 0x0d or Decimal 13 (Required)
&S86, cmd, par 1, par 2 <cr>
&ELAN
&ELAN may be used as the prefix on S128P and S86A system controllers interchangeably. Some commands have a
different range of values, for example, there are 12 sources in the S12 and only 8 sources in the S86A. There are no
differences in the commands for an S86A and the S86P.
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