4 Command control
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PJ04030102B
Purpose: To switch the input with the input+ toggle. (Current input state: COMP)
(1) Transmit the data from the external controller to the projector as follows.
1: External controller →
0x21
0x89
0x01
0x49
0x50
0x2B
0x0A
'!'(Operation)
PJ
Individual : 1
'I'
'P'
Input+
End
(2) If the projector receives the data (1) above and the command receipt is normal, an ACK is returned from the projector as follows.
2: ← Projector
0x06
0x89
0x01
0x49
0x50
0x0A
ACK
PJ
Individual : 1
'I'
'P'
End
(3) The projector switches the input to HDMI-1.
By the above exchange, the input can be switched to HDMI-1.
Operation on the projector screen
4.3.2
Reference
Use the command as shown in the following examples.
Purpose: To confirm the current projector output. (Current projector state: HDMI-2)
(1) Transmit the data from the external controller to the projector as follows.
1: External controller →
0x3F
0x89
0x01
0x49
0x50
0x0A
'?'(Reference)
PJ
Individual : 1
'I'
'P'
End
(2) If the projector receives the data (1) above and the command receipt is normal, an ACK is returned from the projector as follows.
2: ← Projector
0x06
0x89
0x01
0x49
0x50
0x0A
ACK
PJ
Individual : 1
'I'
'P'
End
(3) The projector transmits information of input setting to the external controller.
3: ← Projector
0x40
0x89
0x01
0x49
0x50
0x37
0x0A
'@'(Response)
PJ
Individual : 1
'I'
'P'
HDMI-2
End
By the above exchange, it can be confirmed that the projector output state is in the HDMI-2 state.
Operation on the projector screen
None
COMP
HDMI-1
MUTE