Mitsubishi MELSEC-A Series Operating Manual page 146

6.9.5
Monitoring the buffer memory of a special-functlon
module
(Buffer
memory batch monitoring)
This operation monitors the buffer memory contents of a special-function
module.
The Manual of the monitoring special-function module gives details about
display contents.
[Basic operation]
SHIFT OTHERS
Head I/O
number
SP
of a unit
Address of
a
buffer memorv
-.
L
[Sample operation]
When the digital output value (buffer memory address: I O ) and the I/O
numbers WYOBO to OCF installed in an A68AD are monitored
6-79
@
(SHIFTHOTHERS I
@ E l
@@
SP
K
1
0
2
PLC CHECK
3
PLC
SYSTBN
2
ALL CLBAR
3
PC
N o . U I N / S W
2
BUFFER
HEN. YON
3
CLOCK
YONITOR
KEY
I N
BUFF.ADDRBSS
0
BUFFER
Y W .
YON.
KEY
I N
BUFF.MDRESS
13 1114
1120
Select the
OTHERS
mode
Select "3:PLC SYSTEM'.
Select
'1 :MONITOR".
Select "2:BUFFER MEM. MON"
Head I/O number X/YOBO of
a
unit
Input the first 2 digits of the hexadeci-
mal
3
digits, and designate address
10
of the buffer memory.
10 to 13
of the buffer memory is moni-
tored.
The following address is monitored
by pressing the [
1
] key: