Dell Projector 2300MP - Manual (Page 35)

Specifications: Dell 2300MP Projector
file:///C|/Venkat%20Shared/Projectors/2300MP/EN/specs.htm[11/30/2012 2:18:59 PM]
USB input: one USB connector
Audio input: one phone jack (diameter 3.5mm)
One mini-DIN RS232 for wired remote projector control from
PC
RS232 Pin Assignment
RS232 Protocol
Communication Settings
Connection settings Value
Baud Rate: 19200
Data Bits: 8
Parity None
Stop Bits 1
Control command Syntax (From PC to Projector)
[H][AC][SoP][CRC][ID][SoM][COMMAND]
Example: power on the projector
Enter the following code: 0xBE 0xEF 0x10 0x05 0x00 0xC7 0xBF 0x11 0x11 0x01 0x00 0x02
Control Commands List
Control
Commands
List Address
Code
(BYTE) Size of
the
Payload
(WORD) CRC16 for
the entire
packet
(WORD) MsG ID
(WORD) MsG size
(WORD) Command
code (BYTE) Command Description
0xefbe 0x10 0x0005
0xffc6
0x1111 0x0001
0x01 Power
0xbfc7 0x02 Menu
0x7e07 0x03 Up
0x3fc5 0x04 Down
0xfe05 0x05 Left
0xbe04 0x06 Right
0x7fc4 0x07 Resync
0x3fc0 0x08 Source
0xfe00 0x09 Volume+
0xbe01 0x0A Volume-
0xffc3 0x0D Mute
0xbfc2 0x0E Freeze
0x7e02 0x0F Hide
0x3fca 0x10 Video Mode
0x7fcb 0x13 V. Keystone Up
0x3e09 0x14 V. Keystone Down