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3M
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Multimedia Projector MP8740 © 3M 1999
TECHNICAL
Serial Command Code Table
Function Command Code # Bytes Data Code Meaning
Mouse 05 1 00 Stop mouse function
01-7F Enable mouse function
Communication 06 1 0X 8N1
1X 7N1
X0 1200 bps
X1 2400 bps
X2 4800 bps
X3 9600 bps
X4 19200 bps
Power 11 1 1E Power off
1F Power on
Zoom 12 1 01-3F Zoom +
41-7F Zoom -
Focus 13 1 01-3F Focus +
41-7F Focus -
Mirror 14 1 00 Normal
01 H Invert
02 V Invert
03 H & V Invert
Input 21 1 11 Video 1
12 Video 2
21 RGB 1
22 RGB 2
Video Type 22 2 00 00 Auto
00 01 NTSC
00 02 PAL
00 03 SECAM
Volume 23 1 00-7F 00 - Softest
Mute 24 1 00 Mute off
01 Mute on
Brightness 31 3 00 00 00 - 7F is high end of scale
00 00 7F
Contrast 32 3 00 00 00 - 7F is high end of scale
00 00 7F
Color 33 3 00 00 00 - 7F is high end of scale
00 00 7F
Tint 34 3 00 00 00 - 7F is green end of scale
00 00 7F
Sharpness 35 3 00 00 00 - 7F is sharp end of scale
00 00 7F
H. Phase 37 3 00 00 00 -
00 00 1F
H. Position 38 4 00 00 00 00 - 7F is right end of scale
00 00 7F 01
H. Size 36 4 00 00 02 06 - 1E 08 is wide end of scale
00 00 1E 08
V. Position 3A 3 00 00 00 00 - 7F 01 is down
00 00 7F 01
A.10