Communication Parameter
• Baud Rate : 19200 bps
• Data bit:8
• Parity : none
• Stop bit : 1
• Flow Control : none
• Communication code : Hexa code
• COM Port : COM1, COM2, COM3, COM4
Packet header
[Magic Number][Type][Payload Size][CRC]
Command List
Key-code List
01. POWER
02. MENU
03. SOURCE
04. ENTER
05.
E
06.
F
07.
G
08.
D
09. -
10. +
11. AUTO
12. STILL
13. ZOOM -
14. ZOOM +
15. MUTE
16. BLANK
17. MOUSE L
18. MOUSE R
19. MOUSE DRAG
20. RESIZE
21. KEYSTONE -
22. KE
Operating List
Protocol
[Magic Number] : It’s a default value to confirm packet
line up of 2 byte (0xEFBD-Set ID).
[Type] : 1 byte. It shows type of packet (key-code
or operation).
[Payload Size] : 2 byte. It shows a data byte of Command
Data (Packet Payload).
[CRC] : 2 byte. It shows CRC (Cyclic Redundancy
Check). The CRC includes packet header and
packetpayload.
Packet payload
- Keycode packet type
[Input Type][Input Action]
[Input Type] : 2 byte. It displays IR input or Keypad input.
[Input Action] : 2 byte. It shows a Keycode.
Example : 0x25 shows left arrow button operation.
- Operation packet type
[Operation Action][Operation][Value]
[Operation Action]: It sets Set, Get, Initialize, Increment,
Defrement, Execute.
[Operation] : It shows GUI operation ,such as
Brightness, Contrast.
[Value] : It shows a value for set command which doesn’t
use other operation action.
key-code list
01.Power
[Magic Number][Type][Payload Size][CRC]
[Input Type][Input Action]
Magic Number
: 0xEFBD-Set ID
Type 2
: Keycode Type
Payload Size 4
: 4byte Payload size
Input Type 1
: IR Input
Input Action 18
: Power On/Off
02.Menu
[Magic Number][Type][Payload Size][CRC]
[Input Type][Input Action]
Magic Number
: 0xEFBD-Set ID
Type 2
: Keycode Type
Payload Size 4
: 4byte Payload size
Input Type 1
: IR Input
Input Action 17
: Menu On/Off
01. RGB Video
02. AV Video
03. Setup
04.Audio
Contrast
Brightness
Red
Green
Blue
Contrast
Brightness
Color
Tint
Keystone
Flip Horizontal
Volume
0~100
0~100
0~100
0~100
0~100
0~100
0~100
0~100
0~100
78~178
Toggle
0~100
51
External control device setup
RS-232 Protocol