Shared Memory
FP2 S
−
LINK Unit
6
−
4
6.2
Shared Memory Reading Program
6.2
Shared Memory Reading Program
The high
−
level instruction “
F150
” is used to read data from the shared memory in the
S
−
LINK unit. For specific information on using the instruction, refer to the “FP series
(FP
−
C/FP2/FP3/FP5/FP10/FP10SH) Programming Manual”.
F150 (READ) and P150 (PREAD)
These instructions are used to read data from the memory of the intelligent unit.
Types of memory areas that can be specified (specified in word units)
(
•
: May be specified /
−
: May not be specified)
Operand
WX WY WR WL SV EV DT LD FL
I0
to
Constant Index
modifier
to
ID
K
H
modifier
S1 Slot number
specification
−
−
−
−
−
−
−
−
−
−
•
•
•
S2 First address to be
read from
intelligent unit
memory
−
−
−
−
−
−
−
−
−
−
•
•
•
n
No. of words to be
read
−
−
−
−
−
−
−
−
−
−
•
•
•
D
First no. of area
where data to be
read is stored
−
•
•
•
•
•
•
•
•
−
−
−
•
Explanation
The data stored in the shared memory specified by S1 is read from the address specified
by S2 in the number of words specified by n, and is stored starting from the area specified
by D.
Содержание S-Link FP2
Страница 1: ......
Страница 8: ...Selecting the Right Equipment FP2 S LINK Unit 1 2 ...
Страница 16: ...Specifications FP2 S LINK Unit 2 2 ...
Страница 26: ...I O Assignments FP2 S LINK Unit 3 2 ...
Страница 36: ...Construction and Wiring FP2 S LINK Unit 4 2 ...
Страница 42: ...Operation FP2 S LINK Unit 5 2 ...
Страница 55: ...Chapter 6 Shared Memory 6 1 Configuration of the Shared Memory 6 3 6 2 Shared Memory Reading Program 6 4 ...
Страница 56: ...Shared Memory FP2 S LINK Unit 6 2 ...
Страница 62: ...Shared Memory FP2 S LINK Unit 6 8 6 2 Shared Memory Reading Program ...
Страница 64: ...What To Do If An Error Occurs FP2 S LINK Unit 7 2 ...
Страница 70: ...What To Do If An Error Occurs FP2 S LINK Unit 7 8 7 3 Judging Error Displays ...
Страница 72: ...Appendix FP2 S LINK Unit 8 2 ...
Страница 78: ...Appendix FP2 S LINK Unit 8 8 8 2 S LINK Address Quick Reference Table ...
Страница 80: ...FP2 S LINK Unit Record of changes R 2 ...
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