'C'-'3'-'1'-'1' (43h, 33h, 31h, 31h): Date & Time read reply 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 4.5 “Check code” for a BCC calculation.

Delimiter

CR (0Dh): End of packet

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

BCC

CR

-DS-ETX

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

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NEC RS-232C user manual Date & Time Write