Unit Classifications; Data Communications - Omron SYSMAC CS Series Operation Manual

CPU Unit Components
2-2-3

Unit Classifications

CS-series Units
2-2-4

Data Communications

CPU Unit Data Communications
Unit
CS-series Basic I/O According to I/O
Units allocations
C200H Basic I/O (Words are allocated
in order according to
Units
the position the Unit is
C200H Group-2 High-
mounted.)
density I/O Units
(classified as Basic
I/O Units)
CS-series Special I/O Unit No. allocations
Units
C200H Special I/O
Units
CPU Bus Units
94
CS-series CPU Units can exchange data with Basic I/O Units, Special I/O
Units, and CS-series CPU Bus Units as shown in the following diagram.
Basic I/O Units
Special I/O Units
CPU Bus Units
Data Exchange during cyclic servicing
(allocations)
I/O refreshing
Special I/O Unit Area
(CIO): 10 words/Unit
Special I/O Unit Area
(DM): 100 words/Unit
CS-series CPU Bus
Unit Area (CIO):
5 words/ Unit
CS-series CPU Bus
Unit Area (DM): 100
words/Unit
C200H Basic I/O Units
C200H Interrupt Input Units
C200H Group-2 High-density I/O Units
CS-series Basic I/O Units
C200H High-density I/O Units
(classified as C200H Special I/O Units)
C200H Special I/O Units
CS-series Special I/O Units
CS-series CPU Bus Units
Event service data
communications
(IORD/IOWR
instruction)
Not provided.
Yes
(Not available for some
Units.)
Yes
(Not available for some
Units.)
Not provided.
Section 2-2
I/O Units
I/O refreshing using
IORF instruction
Yes
Yes
Yes
Yes
(Not available for some
Units.)
Yes
(Not available for some
Units.)
No