ViewSonic IFP7550 - Gen 3 IFP5550 Gen 3 User Guide - Page 120
Remote Control Pass-through Mode
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Remote Control Pass-through Mode When the PC sets the Display to Remote Control Pass through mode, the Display shall send a 7-byte packet (followed by "CR") in response to remote control unit ;Zh s Display, but instead only sends the "Volume+" code to the PC over the RS-232 port. /ZWĂƐƐd Z d Name Length ID Command Type Byte Count 1 Byte 2 Byte Bytes order 1 2~3 1 Byte 4 RCU Code1 RCU Code2 ;D^Ϳ ;>^Ϳ 1 Byte 1 Byte 5 6 CR 1 Byte 7 Z W sK Name Length ID Command Type Hex 0x36 0x30 0x35 0x70 RCU Code1 RCU Code2 ;D^Ϳ ;>^Ϳ 0x31 0x30 CR 0x0D Key 1 2 3 4 5 6 7 8 9 0 RECALL (LAST) INFO (DISPLAY) ASPECT (ZOOM, SIZE) VOLUME UP (+) ŽĚĞ;,yͿ 01 02 03 04 05 06 07 08 09 0A 0B 0C 0D 0E 0F 10 Basic *3.1.1 V V V V V V V V V V V K 3.1.1 V V V V 120
![](/manual_guide/products/viewsonic-ifp5550-gen-3-ifp5550-gen-3-user-guide-a2adb69/120.png)
120
Remote Control Pass-through Mode
When the PC sets the Display to Remote Control Pass through mode, the Display
shall send a 7-byte packet (followed by “CR”) in response to remote control unit
Display, but instead only sends the “Volume+” code to the PC over the RS-232 port.
Name Length
ID
Command Type
RCU Code1
RCU Code2
CR
Byte
Count
1 Byte
2
Byte
1 Byte
1 Byte
1 Byte
1 Byte
Bytes
order
1
2~3
4
5
6
7
Name Length
ID
Command Type
RCU Code1
RCU Code2
CR
Hex
0x36
0x30
0x35
0x70
0x31
0x30
0x0D
Key
Basic
*3.1.1
*3.1.1
1
01
V
2
02
V
3
03
V
4
04
V
5
05
V
6
06
V
7
07
V
8
08
V
9
09
V
0
0A
V
-
0B
V
RECALL (LAST)
0C
V
INFO (DISPLAY)
0D
V
0E
ASPECT (ZOOM, SIZE)
0F
V
VOLUME UP (+)
10
V