Omron C200HE ユーザーズマニュアル

The following examples shows programming MTR(––) in a scheduled subrou-
tine, where IORF(97) is programmed to ensure that the I/O words used by
MTR(––) are refreshed each time MTR(––) is executed.

INT(89)

001

004

# 0002

INT(89)

000

004

# 0002

SBN(92)

99

MTR(––)

S

D1

D2

IORF(97)

D1

D2

RET(93)

END(01)

Indirectly addressed DM word is non-existent. (Content of 

DM word is

not BCD, or the DM area boundary has been exceeded.)

25403: SR 25403 is ON while MTR(––) is being executed.

The Special I/O Unit instructions are used to transfer data to and from the
memory of the specified Special I/O Unit.

C: Control code

IR, SR, AR, DM, HR, TC, LR, #

S: Source information

IR, SR, AR, DM, HR, TC, LR, #

D: First destination word

IR, SR, AR, DM, HR, TC, LR

IORD(––)

C

S

D

@IORD(––)

C

S

D

Only Special I/O Units mounted to the PC’s CPU Rack or Expansion I/O Racks
can be specified.

The last three digits of S must be BCD (from 001 to 128).