NEC RS-232C user manual Schedule read and write, Schedule Read

ST: Date & Time Status command '0'-'0'(30h, 30h): No error '0'-'1'(30h, 31h): Error

'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

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	Delimiter
SOH-'0'-Monitor ID-'0'-'A'-'0'-'8'		STX-'C'-'2'-'2'-'1'-PG-ETX	BCC	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".

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