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1006
Serial Communications Instructions
Section 3-24
Variations
Applicable Program Areas
Operands
The contents of the control words, C and C+1, are as shown below.
Note The serial port’s unit address can be specified directly by setting the serial
port number to 0 and setting the destination unit address to the serial port’s
unit address. (Set the destination unit address to 80 hex + 4
×
unit number for
port 1 or 81 hex + 4
×
unit number for port 2.)
Operand Specifications
Variations
Executed Each Cycle for ON Condition
TXDU(256)
Executed Once for Upward Differentiation
@TXDU(256)
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
15
8
0
11
3
7
4
12
C
15
8
0
11
3
7
4
12
C+1
Destination unit address (See note.)
Serial Communications Unit's unit
address (unit 10 hex)
Serial port number
0: Specify directly. (See note.)
1: Port 1
2: Port 2
Port number specifier
(Internal logical port)
Specify 0 to 7 or F.
(F: Automatic allocation)
Always 00
Byte order
0: Most significant bytes first
1: Least significant bytes first
RS and ER signal control
0: No RS and ER signal control
1: RS signal control
2: ER signal control
3: RS and ER signal control
Area
S
C
D
CIO Area
CIO 0000 to CIO
6143
CIO 0000 to CIO
6142
CIO 0000 to CIO
6143
Work Area
W000 to W511
W000 to W510
W000 to W511
Holding Bit Area
H000 to H511
H000 to H510
H000 to H511
Auxiliary Bit Area
A000 to A959
A000 to A958
A000 to A959
Timer Area
T0000 to T4095
T0000 to T4094
T0000 to T4095
Counter Area
C0000 to C4095
C0000 to C4094
C0000 to C4095
DM Area
D00000 to
D32767
D00000 to
D32766
D00000 to
D32767
EM Area without bank
E00000 to
E32767
E00000 to
E32766
E00000 to
E32767
Содержание SYSMAC CS Series
Страница 2: ......
Страница 4: ...iv ...
Страница 30: ...xxx ...
Страница 186: ...146 List of Instructions by Function Code Section 2 4 ...
Страница 194: ...154 3 35 4 MOVE BIT MOVBC 568 1273 3 35 5 BIT COUNTER BCNTC 621 1275 3 35 6 GET VARIABLE ID GETID 286 1277 ...
Страница 1320: ...1280 Model Conversion Instructions Unit Ver 3 0 or Later Section 3 35 ...
Страница 1390: ...1350 CJ series Instruction Execution Times and Number of Steps Section 4 2 ...
Страница 1391: ...1351 Appendix A ASCII Code Table ASCII SP Four leftmost bits Four rightmost bits ...
Страница 1392: ...1352 ASCII Code Table Appendix A ...
Страница 1404: ...1364 Revision History ...