Omron CPM2C Operation Manual page 32

Communications Functions
Usage
Read/write I/O memory data and change the operating
mode from a host computer.
Connect to a serial device such as a bar code reader
or serial printer.
Make a high-speed connection with an OMRON
Programmable Terminal.
Make a PC-PC data link connection with another
CPM2C, or a CPM1A, CPM2A, SRM1, CQM1, or
C200HX/HG/HE PC.
Connect a Programming Console.
Connect a personal computer running SYSMAC
Support Software (SSS) or SYSMAC-CPT Support
Software.
Monitor equipment with a Programmable Terminal and
program the PC with a Programming Device.
1-5 Comparison with the CPM1A and CPM2A
Item
Instruction set
Basic instructions
Special instructions
Instruction
Basic instructions
execution times Special instructions i i
Program capacity
Maximum
Stand-alone CPU Unit
number of I/O u be o /O
points
CPU Unit with Expansion
I/O Units
Expansion
Maximum number of Units
Units
Available models
Host Link communications (Set the communications
mode to Host Link in the PC Setup.)
No-protocol communications (Set the communications
mode to no-protocol in the PC Setup.)
1:1 NT Link (Set the communications mode to 1:1 NT
Link in the PC Setup.)
1:1 PC Link (Set the communications mode to 1:1 PC
Link in the PC Setup.)
Connect the Programming Console to the Peripheral
port. (Turn OFF Communications Switch 2.)
The computer can be connected to the Peripheral port
or RS-232C port.
(Turn OFF Communications Switch 2.)
The RS-232C port and Peripheral port can be used
simultaneously.
CPM2C
14 Same as CPM2C.
105 instructions, Same as CPM2C.
185 variations
LD: 0.64 µs
Same as CPM2C.
MOV(21): 7.8 µs
Same as CPM2C.
4,096 words Same as CPM2C.
10 or 20 points 30, 40, or 60 points
130 or 140 points max. 90, 100, or 120
points max.
A maximum of 5 Units A maximum of 3
can be connected to Units can be
any of the CPU Units. connected to any of
the CPU Units.
Expansion I/O Units Expansion I/O Units,
Analog I/O Unit, and
CompoBus/S I/O
Link Unit
Section
Function
CPM2A CPM1A
Same as CPM2C.
79 instructions, 139
variations
LD: 1.72 µs
MOV(21): 16.3 µs
2,048 words
10, 20, 30, or 40
points
90 or 100 points
max.
A maximum of 3
Units can be
connected to the
30-point and 40-point
CPU Units.
Same as CPM2A.
1-5
Refer
to
W353
Page
86
Page
80
W353
Page
80,
86