JVC DLA-RS45U Command Communication Specification for D-ILA Projectors (v1.7 f - Page 78

Purpose: To receive the current picture setting data except Gamma from

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4 Command control (Example3) Picture setting data transmission Purpose: To receive the current picture setting data (except Gamma) from the projector. (1) Transmit the data from the external controller to the projector as follows. 1: External controller → 0x3F 0x89 0x01 0x53 0x53 '?'(Reference) PJ Individual : 1 'S' 'S' 0x53 'S' 0x56 'V' 0x0A 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 0x53 0x53 0x0A ACK PJ Individual : 1 'S' 'S' End (3) The projector transmits 512 bytes binary data to the external controller. (Example4) Green mute status confirmation Purpose: To confirm the status of green signal mute. (Current green mute setting: On) (1) Transmit the data from the external controller to the projector as follows. 1: External controller → 0x3F 0x89 0x01 0x53 0x53 '?'(Reference) PJ Individual : 1 'S' 'S' 0x4D 'M' 0x47 'G' 0x0A 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 0x53 0x53 0x0A ACK PJ Individual : 1 'S' 'S' End (3) The projector transmits the picture mode to the external controller. 3: ← Projector 0x40 0x89 0x01 0x53 '@'(Response) PJ Individual : 1 'S' 0x53 'S' 0x31 On 0x0A End By the above exchange, it can be confirmed that the green mute is On. 78 / 80 PJ03220107B

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4 Command control
78 / 80
PJ03220107B
(Example3) Picture setting data transmission
Purpose: To receive the current picture setting data (except Gamma) from the
projector.
(1) Transmit the data from the external controller to the projector as follows.
1: External controller
→
0x3F
0x89
0x01
0x53
0x53
0x53
0x56
0x0A
'?'(Reference)
PJ
Individual : 1
'S'
'S'
‘S’
'V'
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
0x53
0x53
0x0A
ACK
PJ
Individual : 1
'S'
'S'
End
(3) The projector transmits 512 bytes binary data to the external controller.
(Example4) Green mute status confirmation
Purpose: To confirm the status of green signal mute. (Current green mute setting: On)
(1) Transmit the data from the external controller to the projector as follows.
1: External controller
→
0x3F
0x89
0x01
0x53
0x53
0x4D
0x47
0x0A
'?'(Reference)
PJ
Individual : 1
'S'
'S'
‘M’
'G'
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
0x53
0x53
0x0A
ACK
PJ
Individual : 1
'S'
'S'
End
(3) The projector transmits the picture mode to the external controller.
3:
←
Projector
0x40
0x89
0x01
0x53
0x53
0x31
0x0A
'@'(Response)
PJ
Individual : 1
'S'
'S'
On
End
By the above exchange, it can be confirmed that the green mute is On.