JVC DLA-RS45U Command Communication Specification for D-ILA Projectors (v1.7 f - Page 77

4 Command control 4.15.2 Reference Use the command as shown in the following examples. (Example1) Internal temperature confirmation Purpose: To confirm the internal temperature. (1) Transmit the data from the external controller to the projector as follows. 1: External controller → 0x3F 0x89 0x01 0x53 '?'(Reference) PJ Individual : 1 'S' 0x53 'S' 0x49 'I' 0x54 'T' 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 internal temperature of 30 to the external controller. 3: ← Projector 0x40 0x89 0x01 0x53 0x53 '@'(Response) PJ Individual : 1 'S' 'S' 0x46 '0' 0x46 '0' 0x31 '1' 0x45 'E' 0x0A End By the above exchange, it can be confirmed that the internal temperature is 30℃. (Example2) Lamp accumulated time confirmation Purpose: To confirm the lamp accumulated time. (1) Transmit the data from the external controller to the projector as follows. 1: External controller → 0x3F 0x89 0x01 0x53 '?'(Reference) PJ Individual : 1 'S' 0x53 'S' 0x4C 'L' 0x53 'S' 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 lamp accumulated time of 10,000 hours (=600,000 minutes) to the external controller. 3: ← Projector 0x40 0x89 0x01 0x53 0x53 0x30 0x39 0x32 0x37 0x43 '@'(Response) PJ Individual : 1 'S' 'S' 600,000 minutes (=0x0927C0) 0x30 0x0A End By the above exchange, it can be confirmed that the lamp accumulated time is 10,000 hours. 77 / 80 PJ03220107B