Omron NT600M Specifying PC Addresses for Direct Connection, Conversion, Indication on Displays

Direct Connection		Section 1-15
	4.	Create the required screens, making all settings required for direct con-
		nection.
	5.	Save the screens.
	6.	Transfer the screens to the PT or write them to ROM.
Conversion	Screen files that were created with direct connection turned OFF can be
	loaded with direct connection turned ON to convert the screens for use with
	direct connection. Once files are created for or converted to direct connec-
	tion, they cannot be loaded with direct connection turned OFF in the Tool
	Settings and cannot be converted back for use without direct connection.
Indication on Displays	Displays on the File Selection Display and the Screen Selection display will
	indicate whether or not direct connection has been set. If direct connection

has been set, ª-Oº (for OMRON) will be added after the PT model name fol- lowing the ªFile Listº title on the File Selection Display. The help message area on the Screen Selection Display will also indicate whether or not direct connection has been used together with the file size.

1-15-1 Specifying PC Addresses for Direct Connection

The function keys are allocated as shown in the following table when specify- ing bit and word addresses in PC memory. The values in parentheses indi- cate the maximum word address possible for the largest PC memory. Actual memory sizes vary, however, with the model of PC. Refer to your PC's opera- tion manual for specific limits.

Key	Area
F1	AR (511)
F2	HR (99)
F3	LR (63)
F4	DM (9999)
F5	CNT (1023)
F6	TIM (1023)
F7	CIO, IR, SR (2555) (displayed as
	I/S)
Home	None

The areas that can be designated for direct connection are as shown in the following table.

Item	Memory unit	Designation
Lamps	Bit	IR, SR (CIO), AR, or LR bit addresses.
		DM word address can also be designated with
		bit specifications.
Touch switches
		Timers and counters cannot be designated.
		(See note.)
Numeral display	Word	IR, SR (CIO), AR, LR, or DM word addresses.
		Timer and counter numbers can also be
Bar graphs
		specified to designate PVs.
Numeral editing
Character string		IR, SR (CIO), AR, LR, or DM word addresses.
display		Timer and counter numbers cannot be
		specified.

Note If touch switches are set to write to bits in the DM area (notify bits), the touch switch will control the status of the specified bit and all other bits in the speci- fied word will be turned OFF (0).

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