Omron SYSMAC CJ - REFERENCE MANUAL 01-2008 Reference Manual page 1034

Serial Communications Instructions
Variations
Applicable Program Areas
Operands
Operand Specifications
Variations Executed Each Cycle for ON Condition
Executed Once for Upward Differentiation
Executed Once for Downward Differentiation Not supported.
Immediate Refreshing Specification
Block program Step program
areas
OK OK
The contents of the control word, C, is as shown below.
15 12 11 8 7
C
Always 0
Serial port specifier
0: CPU Unit's RS-232C port
1: Serial Communications Board port 1
2: Serial Communications Board port 2
Area
CIO Area
Work Area
Holding Bit Area
Auxiliary Bit Area
Timer Area
Counter Area
DM Area
EM Area without bank
EM Area with bank
Indirect DM/EM
addresses in binary
Indirect DM/EM
addresses in BCD
Constants
Data Registers
Subroutines
areas
OK
4 3 0
Byte order
0 Hex: Most significant byte to least significant byte
1 Hex: Lest significant byte to most significant byte
CS and DR signal monitoring
0: No CS and DR signal monitoring
1: CS signal monitoring
2: DR signal monitoring
3: CS and DR signal monitoring.
D
CIO 0000 to CIO 6143
W000 to W511
H000 to H511
A448 to A959 A000 to A447
A448 to A959
T0000 to T4095
C0000 to C4095
D00000 to D32767
E00000 to E32767
En_00000 to En_32767
(n = 0 to C)
@ D00000 to @ D32767
@ E00000 to @ E32767
@ En_00000 to @ En_32767
(n = 0 to C)
*D00000 to *D32767
*E00000 to *E32767
*En_00000 to *En_32767
(n = 0 to C)
--- Specified values
only
--- DR0 to DR15
Section 3-24
RXD(235)
@RXD(235)
Not supported.
Interrupt tasks
OK
C N
#0000 to #0100
(binary) or &0 to
&256 (decimal)
995