Control Sequence; Operation Commands - Mitsubishi Electric HC1600 Control Manual

3) Control sequence

(1) Send the command from the personal computer to the projector.
(2) The projector will send a return command after it receives an end code. If the command is not received
correctly, the projector will not send the return command.
(3) The personal computer checks the command and confirms if the sent command has been executed or not.
(4) This projector sends various codes other than the return code. When having a control sequence by RS-232C,
reject other codes from the personal computer.
• During signal switching, the command may not take effect even when the projector sends the return command.
After signal switching completes, wait for the mode indication to disappear before sending the next command.
• When sending commands successively, wait to receive the return command of the current command before
sending a next command.
• Keep intervals of at least 400 ms between receipt of a return command and sending of a next command.
• Any commands will not be executed for 10 seconds after the power is turned on.
[Example] When turning the power ON. (Figures and symbols enclosed in quotation marks are ASCII codes.):
Sending commands
from the PC, etc.
30 30 21 0D
'0' '0' '!' ' '

4) Operation commands

while the splash screen is being displayed, the splash screen is only canceled.)
The operation commands are used for the basic operation setting of this projector. They may not be executed
while the signals are changed. The operation commands have no data codes.
Operation
POWER ON
POWER OFF
INPUT COMPUTER
INPUT COMPONENT
INPUT HDMI
INPUT VIDEO
INPUT S-VIDEO
[Example] When setting the input signal to COMPUTER. (Figures and symbols enclosed in quotation marks are
ASCII codes.):
Sending commands
from the PC, etc.
30 30 5F 72 31 0D
'0' '0' '_' 'r' '1' ' '
5) Keystone commands
The keystone commands are used for the keystone setting of this projector with the value. The value will vary
depending on the installation conditions, etc.)
ITEM
KEYSTONE (vertical)
KEYSTONE (horizontal)
How to set the value
Use the ASCII or HEX code as shown below to set the value.
ASCII '+' '-'
HEX 2Bh 2Dh
30 30 21 0D
'0' '0' '!' '
(Not executable in stand-by mode. When the commands for input select are sent
ASCII HEX
! 21h
" 22h
_r1 5Fh 72h 31h
_c1 5Fh 63h 31h
_d1 5Fh 64h 31h
_v1 5Fh 76h 31h
_v2 5Fh 76h 32h
30 30 5F 72 31 0D
'0' '0' '_' 'r' '1' '
(Not executable in stand-by mode. Possible only to read during muting.)
ASCII
KS 4Bh 53h
KSH 4Bh 53h 48h
'0' '1' '2' '3'
30h 31h 32h 33h
Status code
from the projector
'
This command is invalid for 1 minute after the power is turned off.
This command is invalid for 1 minute after the power is turned on.
This command will not be executed in Stand-by mode.
This command will not be executed in Stand-by mode.
This command will not be executed in Stand-by mode.
This command will not be executed in Stand-by mode.
This command will not be executed in Stand-by mode.
Status code
from the projector
'
HEX
±40
±25
'4' '5' '6' '7'
34h 35h 36h 37h
2
Description
Command for POWER ON
Command receipt confirmation
(Command echo back)
Note
Description
Command for setting the input signal
to COMPUTER
Command receipt confirmation
(Command echo back)
VALUE
'8' '9'
38h 39h