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Basic I/O Unit Instructions
Section 3-23
Restrictions
The following restrictions apply to reading from a CPU Bus Unit.
■
Restrictions on the CPU Unit
CS1-H CPU Units
Writing to a CPU Bus Unit is possible only for the following models of CPU
Unit and only for CPU Units manufactured on or after 18 April 2003 (lot num-
ber 030418 or later).
• CS1G-CPU
@@
H
• CS1H-CPU
@@
H
The manufacturing date can be confirmed using the lot number given on the
side or bottom of the CPU Unit. Lot numbers indicate the manufacturing date
as follows:
YYMMDD nnnn
YY = Rightmost two digits of the year, MM = Month as a numeric value,
DD = Day of month, nnnn = Serial number
CJ1-H, CJ1M, and CS1D CPU Units
Writing to a CPU Bus Unit is possible only for CPU Unit Ver. 2.0 or later.
Note
If IOWR(223) is executed for a CPU Bus Unit running under a CPU Unit that
does not support using IOWR(223) for CPU Bus Units, an error will occur and
the ER Flag will turn ON.
■
Restrictions on the CX-Programmer
Unit numbers for CPU Bus Units can be specified for S with CX-Programmer
version 3.0 or higher.
D
D+1
Desig-
nated
number of
words
written.
Unit number of Special I/O Unit or CPU Bus Unit
Содержание SYSMAC CS1D-CPU**
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Страница 185: ...146 List of Instructions by Function Code Section 2 4...
Страница 193: ...154 3 35 4 MOVE BIT MOVBC 568 1274 3 35 5 BIT COUNTER BCNTC 621 1276 3 35 6 GET VARIABLE ID GETID 286 1278...
Страница 1389: ...1350 CJ series Instruction Execution Times and Number of Steps Section 4 2...
Страница 1390: ...1351 Appendix A ASCII Code Table ASCII SP Four leftmost bits Four rightmost bits...
Страница 1391: ...1352 ASCII Code Table Appendix A...