Yaskawa MP940 - Manual (Page 91)

Basic System Operation
3.7.1 Symbols in Drawings
3-44
3.7 Managing Symbols
3.7.1 Symbols in Drawings
The symbols used in drawings are all managed with a symbol table, such as the one shown
in the following table. For details, refer to the MP9
†† Machine Controller User’s Manual
Ladder Programming (SIEZ-C887-1.2).
Table 3.16 Drawing Symbol Table (Example)
∗ If a program is written using data configurations such as arrays or
indexed data, define the size to be used in the data configuration. For
example, if the data is referenced as PIDDATA_I and i varies in a range
of 0 to 9, define the size as 10.
3.7.2 Symbols in Functions
All symbols used in the functions are managed with the function symbol table shown below.
For details, refer to the MP9
†† Machine Controller User’s Manual Ladder Programming
(SIEZ-C887-1.2).
Table 3.17 Function Symbol Table
No. Register No. Symbol Size * Remarks
0 IB0000 STARTPBL 1 The register number is expressed
as a hexadecimal number.
1 OB0000 STARTCOM 1 The register number is expressed
as a hexadecimal number.
2 MW00000 SPDMAS 1
3 MB000010 WORK － DB 16
4 MW00010 PIDDATA 10
5 MW00020 LAUIN 1
6 MW00021 LAUOUT 1
:
:
N
No. Register No. Symbol Size * Remarks
0 XB000000 1
1 XW00001 1
2 AW00001 1
3 AB00000F 1
4 YB000000 1
5 YW00001 1
6 ZB000000 4
7 ZW00001 1
8 ZW00002 1
:
:
N