![background image](http://html1.mh-extra.com/html/omron/sysmac-cs1d-cpu/sysmac-cs1d-cpu_reference-manual_7422681034.webp)
995
Serial Communications Instructions
Section 3-24
Variations
Applicable Program Areas
Operands
The contents of the control word, C, is as shown below.
Operand Specifications
Variations
Executed Each Cycle for ON Condition
RXD(235)
Executed Once for Upward Differentiation
@RXD(235)
Executed Once for Downward Differentiation
Not supported.
Immediate Refreshing Specification
Not supported.
Block program
areas
Step program
areas
Subroutines
Interrupt tasks
OK
OK
OK
OK
C
8
12
3
4
15
0
7
11
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.
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
D
C
N
CIO Area
CIO 0000 to CIO 6143
Work Area
W000 to W511
Holding Bit Area
H000 to H511
Auxiliary Bit Area
A448 to A959
A000 to A447
A448 to A959
Timer Area
T0000 to T4095
Counter Area
C0000 to C4095
DM Area
D00000 to D32767
EM Area without bank
E00000 to E32767
EM Area with bank
En_00000 to En_32767
(n = 0 to C)
Indirect DM/EM
addresses in binary
@ D00000 to @ D32767
@ E00000 to @ E32767
@ En_00000 to @ En_32767
(n = 0 to C)
Indirect DM/EM
addresses in BCD
*D00000 to *D32767
*E00000 to *E32767
*En_00000 to *En_32767
(n = 0 to C)
Constants
---
Specified values
only
#0000 to #0100
(binary) or &0 to
&256 (decimal)
Data Registers
---
DR0 to DR15
Summary of Contents for SYSMAC CS1D-CPU**
Page 3: ...iv...
Page 29: ...xxx...
Page 185: ...146 List of Instructions by Function Code Section 2 4...
Page 1389: ...1350 CJ series Instruction Execution Times and Number of Steps Section 4 2...
Page 1390: ...1351 Appendix A ASCII Code Table ASCII SP Four leftmost bits Four rightmost bits...
Page 1391: ...1352 ASCII Code Table Appendix A...