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Appendix - 55
MELSEC-
A
APPENDICES
Appendix 13 List of buffer memory addresses
The following shows the relation between the buffer memory addresses and the various items.
(Any address not given in the list must not be used. If used, the system may not operate correctly.)
Buffer memory address
Item
Memory
area
Axis 1 Axis 2
0 150
Pr.1
Unit setting
Basic parameters 1
Positioning parameters
1 151 Pr.2
No. of pulses per rotation (Ap)
2 152
Pr.3
Movement amount per rotation (Al)
3 153
Pr.4
Unit magnification (Am)
4 154 Pr.5
Pulse output mode
5 155
Pr.6
Rotation direction setting
6
7
156
157
Pr.7
Speed limit value
Basic parameters 2
8
9
158
159
Pr.8 Acceleration time 0
10
11
160
161
Pr.9
Deceleration time 0
12
13
162
163
Pr.10
Bias speed at start
14 164
Pr.11
Stepping motor mode selection
15 165
Pr.12
Backlash compensation amount
Detailed parameters 1
16
17
166
167
Pr.13
Software stroke limit upper limit value
18
19
168
169
Pr.14
Software stroke limit lower limit value
20 170
Pr.15
Software stroke limit selection
21 171
Pr.16
Software stroke limit valid/invalid setting
22
23
172
173
Pr.17
Command in-position width
24 174 Pr.18 Torque limit setting value
25 175
Pr.19
M code ON signal output timing
26 176
Pr.20
Speed changeover mode
27 177
Pr.21
Interpolation speed designation method
28 178 Pr.22 Current feed value during speed control
29 179
Pr.23
Manual pulse generator selection
30 180
Pr.24
Logic selection for pulse output to the drive
unit
31 181
Pr.25
Size selection for acceleration/deceleration
time
36
37
186
187
Pr.26
Acceleration time 1
Detailed parameters 2
38
39
188
189
Pr.27
Acceleration time 2
40
41
190
191
Pr.28 Acceleration time 3
42
43
192
193
Pr.29
Deceleration time 1