Omron CX-PROGRAMMER 5.0-FUNCTION BLOCK OPERATION - Serial Communications Instructions

91
Instruction Support and Operand Restrictions Section 2-6
2-6-22 Serial Communications Instructions
INTELLIGENT I/O
READ
IORD
@IORD
222 C: Control data UINT ---
S: Transfer source
and number of
words
UDINT Yes (2)
UINT must
be used
when
array vari-
ables are
required.
D: Transfer destina-
tion and number of
words
UINT Yes (not
fixed)
INTELLIGENT I/O
WRITE
IOWR
@IOWR
223 C: Control data UINT ---
S: Transfer source
and number of
words
WORD Yes (not
fixed)
D: Transfer destina-
tion and number of
words
UINT Yes (2)
UINT must
be used
when
array vari-
ables are
required.
CPU BUS UNIT I/O
REFRESH
DLNK
@DLNK
226 N: Unit number UINT ---
Instruction Mnemonic Function
code
Symbol Operands Supported
variable
data types
AT
setting or
array
variable
required
(Required
word data
size
shown in
parenthe-
ses.)
PROTOCOL MACRO PMCR
@PMCR
260 C1:Control word 1 UINT ---
C2: Control word 2 UINT ---
S: 1st send word UINT Yes (not
fixed)
R: 1st receive word UINT Yes (not
fixed)
Instruction Mnemonic Function
code
Symbol Operands Supported
variable
data types
AT
setting or
array
variable
required
(Required
word data
size
shown in
parenthe-
ses.)
IORD
C
S
D
IOWR
C
S
D
DLNK
N
PMCR
C1
C2
S
R