4 Command control
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PJ04030102B
4.12.1 Reference
Use the command as shown in the following examples.
Purpose: To confirm the model status of the current projector.
(1) Transmit the data from the external controller to the projector as follows.
1: External controller →
0x3F
0x89
0x01
0x4D
0x44
0x0A
'?'(Reference)
PJ
Individual : 1
'M'
'D'
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
0x4D
0x44
0x0A
ACK
PJ
Individual : 1
'M'
'D'
End
(3) The projector transmits a report of the model status to the external controller.
3: ← Projector
0x40
0x89
0x01
0x4D
0x44
Parameters 14 bytes
0x0A
'@'(Response)
PJ
Individual : 1
'M'
'D'
Model status
End
By the above exchange, it can be confirmed model status of the projector.