Omron CS1W-MC221 -, Руководство по эксплуатации

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Data Exchange Section 1-6
1-6 Data Exchange
The CPU Unit Controls the MC Unit through the PLC interface area in the
CPU Unit during I/O refreshing and by data inputs and outputs at a any time.
1-6-1 Overall Structure
CPU Unit
MC Unit
Command interpretation
Status
I/O refresh
Data
Specified words for transfer (See note 2.)
Operation-related commands
•
Program number designation
•
Automatic/manual
•
Cycle start
•
M code reset
•
Jog operation
(10 or 18 words)
Status input
•
Error classification data
•
System status
•
Error code
•
M code
•
Task status
•
Present position
(16 or 30 words)
System parameters
•
Unit parameters
•
Memory control parameters
•
Mechanical specifications
parameters
•
Coordinate system parameters
•
Feed rate parameters
•
Zone parameters
•
Servo parameters
Internal memory (data area)
Address (See note 1.)
Position data
(Corresponding to A0000 to A1999)
Monitor information
•
Error codes
•
I/O monitoring
•
Task status
•
Present position
•
Error counter values
etc.
•
•
•
Servo
Driver
(See note 5.) G-language program
G language program transfer command executed.
Data transfer command executed.
•
INTELLIGENT I/O WRITE (IOWR) or
INTELLIGENT I/O READ (IORD).
Servomotor
I/O refresh
Data saved.
Data saved.
(See
note 4.)
When powered up
or restarted.
When powered up
or restarted.
(See
note 4.)
Flash memory
n+17 (n+9)
n+18 (n+10)
n+47 (n+25)
n
:
:
:
:
:
:
:
:
:
:
:
S
Specified w
o
rds
6120
Special information
Flash memory read/write
Position data read/write
Automatic loading etc.
•
Override function selection
(See note 3.) etc.
Etc.
Etc.
PLC Interface Area
PLC interface area