NEC LCD4010-BK LCD4010 external control command - Page 11
Monitor ID: Indicate a replying Monitor ID.
UPC - 805736012224
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Delimiter CR (0Dh): End of packet Step 2. The monitor replies with current Brightness setting and capability to support this operation. Header SOH-'0'-'0'-Monitor ID-'D'-'1'-'2' Message STX-'0'-'0'-'0'-'0'-'1'-'0'-'0'-'0' -'0'-'0'-'6'-'4'-'0'-'0'-'3'-'2'-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'. 'D' (44h): Message Type is "Get parameter reply" '1'-'2' (31h, 32h): Message length is 18 bytes Message STX (02h): Start of Message '0'-'0' (30h, 30h): Result code. No error '0'-'0' (30h, 30h): Operation code page number is 0 '1'-'0' (31h, 30h): Operation code is 10h (in the page 0) '0'-'0' (30h, 30h): This operation is "Set parameter" type '0'-'0'-'6'-'4' (30h, 30h, 36h, 34h): Brightness max value is 100(0064h) '0'-'0'-'3'-'2' (30h, 30h, 33h, 32h): Current Brightness setting is 50(0032h) 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 Step 3. The controller request the monitor to change the Brightness setting Header SOH-'0'-Monitor ID-'0'-'E'-'0'-'A' Message STX-'0'-'0'-'1'-'0'-'0'-'0'-'5'-'0'-ETX Check code BCC Header SOH (01h): Start Of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change a setting. Ex.) If Monitor ID is '1', specify 'A'. '0' (30h): Message sender is the controller 'E' (45h): Message Type is "Set parameter command" '0'-'A' (30h, 41h): Message length is 10 bytes Message STX (02h): Start of Message '0'-'0' (30h, 30h): Operation code page number is 0 '1'-'0' (31h, 30h): Operation code is 10h (in the page 0) '0'-'0'-'5'-'0' (30h, 30h, 35h, 30h): Set Brightness setting 80(0050h) 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 Delimiter CR Step 4. The monitor replies with a message for confirmation. (11/37)