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183
Common Operating Memory Area
Section 4-6
Common Operating Input
Memory Area
n = CIO 1500 + (unit number
×
25)
I/O
Word
Bits
Category
Name
Operation
Details
Input
(PCU
to CPU
Unit)
n+15
00 to 11
PCU com-
mon status
words
Not used (reserved
by the system).
These bits are reserved by the
system. Do not use.
---
12
Unit Error Flag
ON when a Unit common
error has occurred.
12-1 Overview of
PCU Errors
13
Not used (reserved
by the system).
This bit is reserved by the sys-
tem. Do not use.
---
14
Data Transferring
Flag
ON when data is being trans-
ferred between the CPU Unit
and PCU, or when data is
being saved in the PCU's
internal flash memory.
5-2 Transferring PCU
Parameters
15
Not used (reserved
by the system).
This bit is reserved by the sys-
tem. Do not use.
---
n+16
00 to 11
Reserved by the sys-
tem.
These bits are reserved by the
system. Do not use.
---
12
Memory Card Trans-
fer Error
Indicates that an error
occurred when writing/reading
backup data to/from the Mem-
ory Card.
13-4-2 Memory Card
Backup
13
Reserved by the sys-
tem.
This bit is reserved by the sys-
tem. Do not use.
---
14
Unit Busy Flag
ON when PCU is processing
command sent to the Com-
mon Operating Memory Area.
This flag also turns ON during
initial processing when PCU
power is turned ON or the Unit
is restarted.
12-6 Error Reset
15
Connection Status
Flag
ON when PCU starts
MECHATROLINK communi-
cations.
6-3-2 MECHA-
TROLINK Communi-
cations Status
n+17 to
n+20
---
---
Reserved by the sys-
tem.
These bits are reserved by the
system. Do not use.
---
n+21
---
Unit error code
Returns the error code when
a Unit Common error occurs.
12-4 Error Codes
Summary of Contents for CJ1W-NC271 - 12-2009
Page 2: ......
Page 4: ...iv ...
Page 6: ...vi ...
Page 22: ...xxii ...
Page 58: ...30 Starting Operation Section 2 2 ...
Page 244: ...216 Axis Operating Input Memory Areas Section 4 8 ...
Page 264: ...236 Transferring Servo Parameters Section 5 3 ...
Page 396: ...368 Linear Interpolation Section 9 7 ...
Page 648: ...620 List of Error Codes Appendix D ...
Page 674: ...646 Additional Functions for the CJ1W NCF71 MA Appendix F ...
Page 684: ...656 Index ...
Page 686: ...658 Revision History ...