Shared Memory Reading Program - Panasonic S-Link FP2 Manual

Shared Memory
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
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.
6 − 4
WX WY WR WL SV
− − − − −
− − − − −
− − − − −
−
• • • •
EV DT LD FL I0
to to
ID
− − − − −
− − − − −
− − − − −
−
• • • •
FP2 S−LINK Unit
Constant Index
modifier modifier
K H
• • •
• • •
• • •
− −
•