Extron Electronics System 5cr User Manual
Page 31
Appendix A • RS-232 Programming
Extron • System 5cr Switcher • User’s Manual
Simple Instruction Set – Command codes
Extron’s Simple Instruction Set (SIS) minimizes the code required.
Initial power up
Unit response
©COPYRIGHT 1999, EXTRON ELECTRONICS System 5cr, V1.04
Command Name/Description
ASCII
Hex
Unit response
Input Selection – Select one of five inputs to be connected to the output video and/or audio device(s). Send the input
number, followed by the specific character ($, &, !) to define whether to switch audio, video, or both.
Audio only
$
30+
24
A
¿
Video only
&
30+
26
V
¿
Both Video and audio
!
30+
21
C
¿
Room – Switch between two states of the relay which operates room functions, such as lights, display screen, etc.
On
O
4F
Rly
¿
Off
o
6F
Rly
¿
Display Power – Turn the display device (projector) On or Off.
On (discrete)
[
5B
Pwr
¿
Off (discrete)
]
5D
Pwr
¿
Display Mute – Either S or s will toggle the video output Mute state.
Toggle
S/s
53/73
Mut
¿
Display Mode –
Toggle
J
4A
Mde
¿
Audio Gain – (0 = affect master volume output, 1 = affect current input attenuator)
Set gain (amp output)
0*
G
30 2A
47
Aud
¿
Set attenuation (input)
1*
G
30 2A
47
Aud
¿
Increment up (amp output)
{
G
7B 47
Aud
¿
Increment down (amp output)
}
G
7D 47
Aud
¿
Read Attenuators
*A
2A 41
·
·
·
·
¿
Video Configuration, Set video type
*
\
*
5C
Vid/Svo
¿
Query Software Version
Q/q
51/71
Ver
·
¿
Request Part Number
N/n
4E/6E
Nxx-xxx-xx
¿
Request Information
I/i
49/69
V
·A
·T
·Pwr
·Rly
·Clp
·Mut
·Aud
¿
Error Response codes
Invalid input number
E01
The specified input number is something other than 1 - 5.
Invalid command
E10
The System 5 received a character that is not a command.
Invalid Value (out of range)
E13
The value parameter is not within the allowed range.
Definitions and Abbreviations:
¿ = CR/LF (hex 0D 0A)
= Input #1 through 5, or 0 = no connection
= 0 or 1 (0 = off, 1 = on)
= 0 – 100 (steps of audio attenuation)
= Video type (0 = RGB, 1 = composite video, 2 = S-Vid)
= 4 or 5 (Configurable video inputs)
= Controller firmware version, followed by IR firmware version
= 0 or 1 (0 = Off, 1 = On)
= 3, 2, 1, or 0 (3 = display is busy powering up, 2 = display is busy
powering down, 1 = display power is on, 0 = display power is off)
·
= space (If indicated, the space must be there.)
A-2