3M MP8780 - Manual (Page 34)

© 3M 1999 3M ™ Multimedia Projector MP8780
TECHNICAL
A-11
A.8 Serial Inferface Command Codes (continued)
Function Code Meaning
Power On/Off Write Codes
D00W00
Power On
D00W01 Power Off
Read Codes Returns:
D00R 00 - Standby
01 - Power on but no lamp
02 - Power on and lamp
03 - Power off but fan running
Source Selection Write Codes
D02W01
RGB 1
D02W02 RGB 2
D02W03 RGB 3
D02W11 Video 1
D02W12 Video 2
D02W13 Video 3
D03W00 Shows what input is selected on-screen
Read Codes Returns:
D02R 01 – RGB 1
02 – RGB 2
03 – RGB 3
11 – Video 1
12 – Video 2
13 – Video 3
Volume Control Write Codes Sets volume level to a value between 00 and 14 hex.
D04W00 to This corresponds to 20 possible settings.
D04W14
Read Codes Returns:
D04R 00 to 14 hex
Focus Control Write Codes
D05W00
300ms Clockwise
D05W01 300ms Counterclockwis
D05W10 Continuous Clockwise
D05W11 Continuous Counterclockwise
D05W20 Turn off motor
Zoom Write Codes
D06W00
300ms Clockwise
D06W01 300ms Counterclockwise
D06W10 Continuous Clockwise
D06W11 Continuous Counterclockwise
D06W20 Turn off motor
Mute Write Codes
D07W00
Mute off
D07W01 Mute on
Read Codes Returns:
D07R 00 - mute is off
01 - mute is on
Blank Write Codes
D08W00
Blank is off - image is shown
D08W01 Blank is on - black screen is shown
Read Codes Returns:
D08R 00 - off
01 - on