Mitsubishi MELSEC Q Series Handbook page 73

3
ETHERNET INTERFACE MODULE REPLACEMENT
(2) Comparison between QnA/QnAS series and Q series
The buffer memory assignment of the QnA/QnAS series is compatible with that of the Q series.
The sequence program of the QnA/QnAS series can be used as is.
Buffer memory address
HEX DEC
0 to 1
0 to 1
H
2 to 3
2 to 3
H
4
4
H
5 to A
5 to 10
H
B to13
11 to 19
H
14
20
H
15 to 1D
21 to 29
H
1E
30
H
1F 31
H
20 to 27
32 to 39
H
28 to 5F
40 to 95
H
60 to 66
96 to 102
H
67
103
H
68
104
H
69
105
H
6A to 6B
106 to 107
H
6C to 6E
108 to 110
H
6F
111
H
70
112
H
71
113
H
72
114
H
73
115
H
74
116
H
75
117
H
76
118
H
77
119
H
78 to C7
120 to 199
H
C8
200
H
C9
201
H
CA
202
H
CB
203
H
CC
204
H
CD
205
H
CE
206
H
CF to DF
207 to 223
H
E0 to E2
224 to 226
H
E3
227
H
E4
228
H
E5 to 174
229 to 372
H
175 to 177
373 to 375
H
178 to 1FF
376 to 511
H
200 to 201
512 to 513
H
202 to 203
514 to 515
H
Buffer memory name
QnA series QnAS series
AJ71QE71N3-T A1SJ71QE71N3-T
AJ71QE71N-B5 A1SJ71QE71N-B5
AJ71QE71N-B2 A1SJ71QE71N-B2
Local station IP address
System area (Use prohibited)
Special function setting
System area (Use prohibited)
Monitoring timer
Automatically open UDP port No.
System area (Use prohibited)
TCP Maximum Segment transmission setting
System area (Use prohibited)
Application setting area (Connection No.1 to 8)
Exchange address settings area (Connection No.1 to 8)
System area (Use prohibited)
Communication specification during
STOP
2
E PROM parameter portion specification
Initial error code
Local station IP address
Local station Ethernet address
System area
2
E PROM register status
Parameter use status
2
E PROM read result
2
E PROM write result
Automatically open UDP port No.
System area (Use prohibited)
Network No./Station No.
Group No.
Information for each connection (Connection No.1 to 8)
LED ON status (Left side)
LED ON status (Right side)
Operation mode setting switch status
Exchange condition setting switch status
System area (Use prohibited)
RECV instruction execution request
System area (Use prohibited)
Data link command execution result by channel
System area (Use prohibited)
No. of errors generated
Error log write pointer
Error log block 1 to 16
System area (Use prohibited)
Status information by protocol type
Subnet mask field
Default router IP address
: Compatible, : Partial change required, ×: Incompatible
Q series
Compat-
QJ71E71-100
ibility
QJ71E71-B5
QJ71E71-B2
System area
Delete the sequence program.
(Use prohibited)
System area
Delete the sequence program.
(Use prohibited)
LED ON status
Check the LED ON status at C8
Hub connection
status area
GX Developer Stores the setting status of the GX Developer
setting status network parameters.
Stores the execution result of the ZNRD,
ZNWR instructions.
Some assignments differ.
For details, refer to the Q Corresponding
Ethernet Interface Module User's Manual
(Basic).
Precautions for replacement
(200).
H
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