NEC UN552S External Controls - Page 59

Date & Time Write

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9.2 Date & Time Write This command is used in order to write the setting of the Date & Time. 1) The controller requests the monitor to write Date & Time. Header SOH-'0'-Monitor ID'0'-'A'-'1'-'2' Message STX-'C'-'2'-'1'-'2'YY-MM-DD-WW-HH-MN-DS-ETX Check code BCC Delimiter CR Header SOH (01h): Start of Header '0' (30h): Reserved Monitor ID: Specify the Monitor ID of which you want to change the setting. Ex.) If Monitor ID is '1', specify 'A'. '0' (30h): Message sender is the controller. 'A' (41h): Message type is "Command". '1'-'2'(31h, 32h): Message length Message STX (02h): Start of Message 'C'-'2'-'1'-'2' (43h, 32h, 31h, 32h): Date & Time write command 'YY'-'MM'-'DD'-'WW'-'HH'-'MN'-'DS': Date & Time data YY: Year (offset 2000) '0'-'0'(30h, 30h): 2000 | '6'-'3'(36h, 33h): 2099 (99 = 63h) MM: Month '0'-'1'(30h, 31h): JANUARY | '0'-'C'(30h, 43h): DECEMBER DD: Day '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 4.3 "Check code" for a BCC calculation. (59/145)

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(59/145)
9.2 Date & Time Write
This command is used in order to write the setting of the Date & Time.
1) The controller requests the monitor to write Date & Time.
Header
Message
Check
code
Delimiter
SOH-'0'-Monitor ID-
'0'-'A'-'1'-'2'
STX-'C'-'2'-'1'-'2'-
YY-MM-DD-WW-HH-MN-DS-ETX
BCC
CR
Header
SOH (01h): Start of Header
'0' (30h): Reserved
Monitor ID: Specify the Monitor ID of which you want to change the setting.
Ex.) If Monitor ID is '1', specify 'A'.
'0' (30h): Message sender is the controller.
'A' (41h): Message type is "Command".
'1'-'2'(31h, 32h): Message length
Message
STX (02h): Start of Message
'C'-'2'-'1'-'2' (43h, 32h, 31h, 32h): Date & Time write command
'YY'-'MM'-'DD'-'WW'-'HH'-'MN'-'DS': Date & Time data
YY: Year (offset 2000)
'0'-'0'(30h, 30h): 2000
|
'6'-'3'(36h, 33h): 2099 (99 = 63h)
MM: Month
'0'-'1'(30h, 31h): JANUARY
|
'0'-'C'(30h, 43h): DECEMBER
DD: Day
'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 4.3
“
Check code
”
for a BCC calculation.