Sanyo PDG-DSU30 RS232 Basic - Page 7

PDG-DSU30 Basic Serial Command Specifications 6 Functional Execution Command 6.1 Format 1) PC issues a command in the format below: "C" Command [CR] Command: 2 characters (Refer to the Functional Execution Command Table.) 2) The projector decodes the received data and returns the result after getting ready to receive another command. [ACK] [CR]:(0x06, 0x0D)When the projector has received Functional Execution Commands. "?" [CR]: When the received data cannot be decoded. 6.2 Functions which need command pipelining Functions which need command pipelining follow the same rule as the one for the Remote Control Reception, as indicated below; 1) Sender system issues any command every 100ms. 2) Receiving the applicable command, the function is executed consecutively for 120ms from the moment. 3) Receiving the same command in succession within 120ms, the function is executed consecutively for another 120ms from the moment. 4) When there is no incoming command within 120ms, the consecutive execution is stopped. 5) When the projector receives another command within 120ms, the consecutive execution is stopped. 6.3 Example Transferred The projector changes the input to INPUT3 with Basic Command. PC → Projector Projector → PC Command "C" "0" "7" CR ACK CR Command Processing (A few ms - 1s) 7 / 17