Omron TJ2-MC64 - PROGRAMMING Programming Manual page 219

Communication protocols
Commands
These Host Link commands are supported for the Host Link Master protocol:
/i
Type Header code Name
I/O memory RR CIO AREA READ Reads the specified number of
reading
RL LR AREA READ
RH HR AREA READ
RD DM AREA READ
RJ AR AREA READ
RE EM AREA READ
PROGRAMMING MANUAL
Function
words beginning with the designated
CIO/IR word.
Reads the specified number of
words beginning with the designated
LR word.
Reads the specified number of
words beginning with the designated
HR word.
Reads the specified number of
words beginning with the designated
DM word.
Reads the specified number of
words beginning with the designated
AR word.
Reads the specified number of
words beginning with the designated
EM word.
Type Header code Name
I/O memory WR CIO AREA
writing WRITE
WL LR AREA WRITE Writes the specified data in word
WH HR AREA
WRITE
WD DM AREA
WRITE
WJ AR AREA
WRITE
WE EM AREA
WRITE
CPU unit SC STATUS WRITE
status
Testing TS TEST
PC model MM PC MODEL
code reading READ
Host Link XZ ABORT
communica- (command only)
tions
processing
** INITIALIZE (com-
mand only)
IC Undefined com-
mand (response
only)
Function
Writes the specified data in word
units beginning with the designated
CIO/IR word.
units beginning with the designated
LR word.
Writes the specified data in word
units beginning with the designated
HR word.
Writes the specified data in word
units beginning with the designated
DM word.
Writes the specified data in word
units beginning with the designated
AR word.
Writes the specified data in word
units beginning with the designated
EM word.
Changes the operating mode of the
CPU unit.
Returns, unaltered, a single block
that was sent from the master.
Reads the model code of the CPU
unit
Aborts the operation that is per-
formed by a Host Link command,
and returns to the initial status.
Initializes the transfer control proce-
dures for all Host Link units.
This is the response when the com-
mand header code is invalid.
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