NEC LCD4010-BK LCD4010 external control command - Page 23

10.Schedule read and write 10.1 Schedule Read This command is used in order to read the setting of the Schedule. 1) The controller requests the monitor to read Schedule Header Message Check code SOH-'0'-Monitor ID-'0'-'A'-'0'-'8' STX-'C'-'2'-'1'-'3'-PG-ETX BCC Delimiter CR Header SOH (01h): Start Of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to get status. Ex.) If Monitor ID is '1', specify 'A'. '0' (30h): Message sender is the controller 'A' (41h): Message type is "Command" '0'-'8'(30h, 38h): Message length. Message STX (02h): Start of Message 'C'-'2'-'1'-'3' (43h, 32h, 31h, 33h): Schedule read request command PG: Program No. The data must be ASCII characters strings. ETX (03h): End of Message Check code BCC: Block Check Code Refer to the section 4.5 "Check code" for a BCC calculation. Delimiter CR (0Dh): End of packet 2) The monitor replies Schedule to the controller. Header SOH-'0'-'0'-Monitor ID-'B'-'1'-'6' Message STX-'C'-'3'-'1'-'3'-PG-ON HOURS-ON MIN-OFF HOURS-OFF Min-INPUT-WD-FL-ETX Check code BCC Delimiter CR Header SOH (01h): Start of Header '0' (30h): Reserved '0' (30h): Message receiver is the controller Monitor ID: Indicate a replying Monitor ID Ex.) When this byte is set to 'A', the replying Monitor ID is '1'. 'B' (42h): Message type is "Command reply" '1'-'6'(31h, 36h): Message length Message STX (02h): Start of Message 'C'-'3'-'1'-'3' (43h, 33h, 31h, 33h): Schedule read reply command PG-ON HOURS-ON MIN-OFF HOURS-OFF MIN-INPUT-WD-FL: Schedule data PG: Program No. '0'-'0'(30h, 30h): Program No.1 | '0'-'6'(30h, 36h): Program No.7 ON_HOUR: Turn on time (hour) '0'-'0'(30h, 30h): 00 | '1'-'7'(31h, 37h): 23 (=17h) '1'-'8'(31h, 38h): ON timer isn't set. ON_MIN: Turn on time (minute) '0'-'0'(30h, 30h): 0 | '3'-'B'(33h, 42h): 59 '3'-'C'(33h, 43h): On timer isn't set. (23/37)