IDEC FT1A Series User Manual

5: S PECIAL F UNCTIONS
5-10 S MART AXIS P RO /L ITE U SER ' S M ANUAL FT9Y-B1378
Function Description
Writing the data register values to ROM
When M8154 is on at the end of scan, the values of all of the data registers are written to ROM. After writing values, the execution
status is stored in D8133 and M8154 turns off.
Example: 12-I/O model
Example: 24-, 40-, 48-I/O model
Data registers ROM
ROM
D0000 1234 D0000 111
D0001 2345 D0001 222
:: ::
D0398 6789 D0398 888
D0399 7890 D0399 999
Data registers
D0000 1234 1234
D0001 2345 2345
::::
D0398 6789 6789
D0399 7890 7890
M8154 is ON
400 words
D0000
D0001
D0398
D0399
Data registers ROM
ROM
D0000 1234 D0000 111
D0001 2345 D0001 222
:: ::
D1998 6789 D1998 888
D1999 7890 D1999 999
Data registers
D0000 1234 1234
D0001 2345 2345
:::
D1998 6789 6789
D1999 7890 7890
M8154 is ON
2000 words
D0000
D0001
D1998
D1999

IDEC FT1A Series Specifications

General

Brand	IDEC
Model	FT1A Series
Category	Controller
Language	English