Schedule Read And Write - NEC LCD4020-BK-AV - 40IN LCD 1200:1 1366X768 60HZ Dvi-d 8MS Manual

'0'-'1'(30h, 31h): 1
|
'1'-'E'(31h, 45h): 30(=1Eh)
'1'-'F'(31h, 46h): 31(=1Fh)
WW: weekdays
'0'-'0'(30h, 30h): Sunday
'0'-'1'(30h, 31h): Monday
'0'-'2'(30h, 32h): Tuesday
'0'-'3'(30h, 33h): Wednesday
'0'-'4'(30h, 34h): Thursday
'0'-'5'(30h, 35h): Friday
'0'-'6'(30h, 36h): Saturday
HH: Hours
'0'-'0'(30h, 30h): 0
|
'1'-'7'(31h, 37h): 23 (=17h)
MN: Minutes
'0'-'0'(30h, 30h): 0
|
'3'-'B' (33h, 42h): 59 (=3Bh)
DS: Daylight saving (Summer time)
'0'-'0'(30h, 30h): NO
'0'-'1'(30h, 31h): YES
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

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
SOH-'0'-Monitor ID-'0'-'A'-'0'-'8'
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
Message
STX-'C'-'2'-'1'-'3'-PG-ETX
(22/40)
Check code Delimiter
BCC CR