Sanyo CE42LM4N-NA RS232C Basic - Page 8

6. Functional Execution Command 6.1 Format 6.1.1 PC issues a command in format as below. "C" Command [CR] (PC Æ TV) or "CF_ " Command "_" Parameter [CR] (PC Æ TV) Command / Parameter: See Functional Execution Command Table "_" means space. 6.1.2 When received command is appropriate, the TV returns "ACK" to PC and decodes. [ACK] [CR] (TV Æ PC) 6.1.3 When received command is not appropriate, the TV returns "?" to PC. "?" [CR] (TV Æ PC) 6.2 When the command pipelining is needed When some functions need the command pipelining, the performance is the same as the remote control's performance. 1) System: issue any commands every 100 ms after receiving response 2) When receiving the appropriate command, the function is executed for 120 ms from the moment. 3) When receiving the same command continuously within 120 ms, the function is executed for another 120 ms from the moment. 4) When there is no incoming command after 120 ms, the execution of pipelining is stopped. 5) When the TV receives other incoming commands within 120ms, the execution of pipelining is stopped. 6.3 Transfer Example Change to video mode with Basic Command. Command PC → TV "C" "0" "7" CR TV → PC ACK CR Processing (A few ms ～ 5s） Ver. Page 7