4 Command control
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PJ04030102B
4.7.1
Operation
Use the command as shown in the following examples.
Purpose: To switch the Gamma bank to Custom1. (Current Gamma bank: Custom2)
(1) Transmit the data from the external controller to the projector as follows.
1: External controller →
0x21
0x89
0x01
0x47
0x53
0x34
0x0A
'!'(Operation)
PJ
Individual : 1
'G'
'S'
Custom1
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
0x47
0x53
0x0A
ACK
PJ
Individual : 1
'G'
'S'
End
(3) The projector switches the Gamma bank to Custom1.
4.7.2
Reference
Use the command as shown in the following examples.
Purpose: To confirm the current Gamma bank. (Current selection: Custom1)
(1) Transmit the data from the external controller to the projector as follows.
1: External controller
→
0x3F
0x89
0x01
0x47
0x53
0x0A
'?'(Reference)
PJ
Individual : 1
'G'
'S'
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
0x47
0x53
0x0A
ACK
PJ
Individual : 1
'G'
'S'
End
(3) The projector transmits Gamma table information to the external controller.
3: ← Projector
0x40
0x89
0x01
0x47
0x53
0x34
0x0A
'@'(Response)
PJ
Individual : 1
'G'
'S'
Custom1
End
By the above exchange, it can be confirmed that the projector’s Gamma bank is set to Custom1.