Manual-20
e SR 2 responds with response data based on the commands/arguments it was
sent. e SR 2 limits its response data to 40 characters. In the case of an error, the
response data is: n,"ERROR" where n is an error code dened below:
Hex ASCII Error Code Meaning
$31 '1' Sent <devtype> invalid.
$32 '2' Sent <checksum> did not verify.
$33 '3' Sent <command/data> parse error.
$34 '4' Sent <command/data> greater than 40 characters, or
the number of concatenated commands >4.
$35 '5' Response <command/data> greater than 40 characters.
See the SR 2 Command Set section below for details of valid SR 2 responses.
<CR> A carriage return ($0D) terminates every message.
SR 2 Command Set
is section details the <command/data> portion of a complete RW 485 mes-
sage. e SR 2 supports 10 commands. Below is a table of commands and associ-
ated responses, followed by descriptions.
Conguration Commands
Cmd Arg(s)* Description Response**
V Get Firmware, Hardware Version n1,n2,"OK"
N ["ccc…"] Read/Write Device's Name "ccc…","OK"
SPL n1[,n2] Read/Write Stored Parameter n,"OK"
Input Commands
ILD [n1] Read/Write LED Enable n1,"OK"
ILK [n1] Read/Write Input Lock n1,"OK"
IQ Input Query n1,n2,"OK"
IR Input Raw n1,n2,n3,n4,"OK"
IS n1,n2 Input Suggest n1,n2,"OK"
ISR n1,n2 Input Suggest Raw n1,n2,n3,n4,"OK"
IF n1,n2 Input Force "OK"
* [ ] denotes optional Command Argument
** Responses from concatenated commands produce
only one "OK"
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