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Appendix A • RS-232 Programmer’s Guide
Extron • System 4
xi
Switcher Series • User’s Manual
Simple Instruction List
The table below lists the Simple Instruction Set commands, as well as response
and data characters recognized by the System 4xi. Examples of their use are
given later. The “Cmd/Rsp” column indicates how the character is used:
Cmd - indicates a host command (or part of a command) to the switcher.
Rsp - indicates a switcher response to the host.
Character Cmd/Rsp Dec Hex Function
lf Rsp 1
ØØ
A Line feed
cr Rsp 13
Ø
D Carriage return
ESC Cmd 27 1B Initiates an Advanced Instruction Set command (Page A-6)
! Cmd 33 21 Delimiter to specify video and audio selection
$ Cmd 36 24 Delimiter to specify audio selection only
& Cmd 38 26 Delimiter to specify video selection only
( Cmd 4
Ø
28 Turn the Display mute On
) Cmd 41 29 Turn the Display mute Off
+ Cmd 43 2B Turn the Switcher Audio mute On
- Cmd 45 2D Turn the Switcher Audio mute Off
Ø
Cmd/Rsp 48 3
Ø
Numeric value of
Ø
1 Cmd/Rsp 49 31 Numeric value of 1
2 Cmd/Rsp 5
Ø
32 Numeric value of 2
3 Cmd/Rsp 51 33 Numeric value of 3
4 Cmd/Rsp 52 34 Numeric value of 4
5 Cmd/Rsp 53 35 Numeric value of 5
6 Cmd/Rsp 54 36 Numeric value of 6
7 Cmd/Rsp 55 37 Numeric value of 7
8 Cmd/Rsp 56 38 Numeric value of 8
9 Cmd/Rsp 57 39 Numeric value of 9
: Cmd 58 3A Turn Executive Mode On (discrete)
; Cmd 59 3B Turn Executive Mode Off (discrete)
< Cmd 6
Ø
3C Turn Switcher Main power On (discrete)
> Cmd 62 3E Turn Switcher Main power Off (discrete)
@ Cmd 64 4
Ø
Delimiter to specify audio & video for the Switcher only
A Rsp 65 41 An audio channel character follows
B Cmd 66 42 Turn RGB mute On for the Switcher only
b Cmd 98 62 Turn RGB mute Off for the Switcher only
C/c Cmd 67/97 43/63 Request projector configuration
C Rsp 67 43 A Channel character follows (audio & video)
E Rsp 69 45 An Error code character follows
F/f Cmd 70/102 46/66 Freeze Mode (On/Off)
I/i Cmd 73/105 49/69 Request for Information
J/j Cmd 74/106 4A/6A Demo On/Demo Off
M Rsp 77 4D Maximum number of inputs
N/n Cmd 78/110 4E/6E Request part number
O/o Cmd 79/111 4F/6F Toggle the Display power (On/Off)
P Rsp 8
Ø
5
Ø
A character for power status of the Display device follows
Q/q Cmd 81/113 51/71 Query Software Version - show PC & SC version numbers
R/r Cmd 82/114 52/72 Toggle the RGB mute for the Switcher only
S/s Cmd 83/115 53/73 Toggle the Display mute (On/Off)
S Rsp 83 53 A character for mute status of the Display device follows
T Rsp 84 54 A character for video signal Type follows
V Rsp 86 56 A character for the Video channel follows
X Cmd 88 58 Executive Mode On
x Cmd 120 78 Executive Mode Off
Z Cmd 9
Ø
5A Audio mute On
z Cmd 122 7A Audio mute Off
[ Cmd 91 5B Turn the Display power On
] Cmd 93 5D Turn the Display power Off
A-4