NEC RS-232C user manual 0-830h, 38h Message length Message STX 02h Start of Message

'0'-'8'(30h, 38h): Message length

Message

STX (02h): Start of Message

'C'-'2'-'2'-'1' (43h, 32h, 32h, 31h): 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

2) The monitor replies Schedule to the controller.

Header		Message	Check code	Delimiter
SOH-'0'-'0'-Monitor ID-'B'-'2'-'6'		STX-'C'-'3'-'2'-'1'-PG-ON HOUR-ON MIN-	BCC	CR
		OFF HOUR-OFF MIN-INPUT-WD-FL-P MODE-
		EXT1-EXT2-EXT3-EXT4-EXT5-EXT6-EXT7-ETX
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'.
'B' (42h): Message type is "Command reply".
'2'-'6'(32h, 36h): Message length
Message
STX (02h): Start of Message
'C'-'3'-'2'-'1'	(43h, 33h, 32h, 31h): Schedule read reply command

PG-ON HOURS-ON MIN-OFF HOURS-OFF MIN-INPUT-WD-FL-P MODE- EXT1-EXT2-EXT3-EXT4-EXT5-EXT6-EXT7: Schedule data

PG: Program No.

'0'-'0'(30h, 30h): Program No.1

'0'-'6'(30h, 36h): Program No.7

ON_HOUR: Turn on time (hour) '0'-'0'(30h, 30h): 00

'1'-'7'(31h, 37h): 23 (=17h)

'1'-'8'(31h, 38h): ON timer isn't set.

ON_MIN: Turn on time (minute) '0'-'0'(30h, 30h): 0

'3'-'B'(33h, 42h): 59

'3'-'C'(33h, 43h): On timer isn't set.

OFF_HOUR: Turn off time (hour) '0'-'0'(30h, 30h): 00

'1'-'7'(31h, 37h): 23 (=17h)

'1'-'8'(31h, 38h): Off timer isn't set.

OFF_MIN: Turn off time (minute) '0'-'0'(30h, 30h): 0

'3'-'B'(33h, 42h): 59 (=3Bh)

'3'-'C'(33h, 43h): Off timer isn’t set.

INPUT: Timer input

'0'-'0'(30h,30h): No mean (works on last memory)

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