Filter
Top Products
119
CHAPTER 6 COMMUNICATIONS AMONG CPU MODULES
6
6.1 Communications Using the CPU Shared Memory
(2) CPU shared memory configuration and availability of data communications by
programs
The following shows the CPU shared memory configuration and the availability of data communications by
programs using the CPU shared memory.
• Basic model QCPU
*1 The system area is used to communicate data using motion dedicated instructions. For applications and uses of the
system area, refer to the programming manual for the Motion CPU used.
• High Performance model QCPU and Process CPU
*1 The system area is used to communicate data using motion dedicated instructions. For applications and uses of the
system area, refer to the programming manual for the Motion CPU used.
Host CPU operation
information area
System area
Auto refresh area
User setting area
CPU shared memory
(0
H
)
(5F
H
)
to
(60
H
)
(BF
H
)
to
(C0
H
)
(1FF
H
)
to
0
95
to
96
191
to
192
511
to
Host CPU Other CPUs
Write
Read Write Read
*1
: Communications available, : Communications not available
Host CPU operation
information area
System area
Auto refresh area
User setting area
CPU shared memory
(0
H)
(
1FF
H)
to
(
200
H)
(
7FF
H)
to
(
800
H)
(FFF
H)
to
0
511
to
512
2047
to
2048
4095
to
Host CPU
Other CPUs
Write
Read Write Read
*1
: Communications available, : Communications not available