Mitsubishi Melsec-A Series User Manual page 49

3. SPECIFICATIONS
..
I_
/MELSE
(7) Error code area ( X axis: address 45, Y axis: address 345)
The code number
of any error detected by the AD71 is written to
these addresses by the
OS.
Use in conjunction with the error detec-
tion signal (XB).
POINT
]
0
The error code area
is
used
by the AD71
OS and data
must not be written here.
0
The most recent error code is written to this area.
The
absence of any error is indicated by a "0" in this address.
0
For error codes, refer to Chapter 8.
( 8 ) M code area ( X axis: address 46, Y axis: address 346)
The "M code" specified
in the positioning data for the current
positioning operation is written to these addresses. The M code
number can be used to co-ordinate external equipment and processes.
I
b15 b7 bo
I
Lower
1
byte = M
coda
I
set to 0 .
M code specified = 1 to
255
M
code not specified = 0
Fig.
3.27
M Coda Area
I
POINT
I
I
I I
Do not write data to these addresses.
0
For M code data
timing details, refer to Section 3.4.1
(16) (WW 3-15).
3-34
IB
INAI 66101-A