Omron CS1G/H-CPUxxH Instructions Manual page 104

Instruction Functions
Instruction Symbol/Operand
Mnemonic
Code
INTELLIGENT I/O
READ IORD(222)
IORD
@IORD
222
C: Control data
S: Transfer
source and
number of words
D: Transfer
destination and
number of words
INTELLIGENT I/O
IOWR(223)
WRITE
IOWR
@IOWR
223
C: Control data
S: Transfer
source and
number of words
D: Transfer
destination and
number of words
CPU BUS UNIT
DLNK(226)
I/O REFRESH
(CS1-H, CJ1-H,
CJ1M, or CS1D
only)
N: Unit number
DLNK
@DLNK
226
Reads the contents of the I/O Unit's memory area.
S
C
S+1
S
D
Outputs the contents of the CPU Unit's I/O memory area to the
Special I/O Unit.
C
D
S
D+1
D
Immediately refreshes the I/O in the CPU Bus Unit with the specified
unit number.
N
Function
Unit number of Special I/O Unit
Desig-
nated
number
of words
read.
Unit number of Special I/O Unit
Desig-
nated
number of
words writ-
ten.
Section 2-2
Location Page
Execution
condition
Output 831
Required
Output 834
Required
Output 837
required
83