Yaskawa MP920 User's Manual Design - Manual (Page 112)

3 Basic System Operation
3.7.1 Symbols in Drawings
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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 table below. For details, refer to the Machine Controller MP900/MP2000 Series User’s
Manual: Ladder Programming (SIEZ-C887-1.2).
* 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_1 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 in
Table 3.17. For details, refer to the Machine Controller MP900/MP2000 Series User’s Man-
ual: Ladder Programming (SIEZ-C887-1.2).
* If a program is prepared using data configurations such as arrays or
No. Register No. Symbol Size * Remarks
0 IB00000 STARTPBL 1 The register number is expressed as a hexa-
decimal number.
1 OB00000 STARTCOM 1 The register number is expressed as a hexa-
decimal number.
2 MW00000 SPDMAS 1
3 MB000010 WORK-DB 16
4 MW00010 PIDDATA 10
5 MW00020 LAUIN 1
6 MW00021 LAUOUT 1
:
N
Table 3.17 Function Symbol Table
No. Register No. Symbol Size * Remarks
0 XB000000 EXECOM 1
1 XW00001 INPUT 1
2 AW00001 P-GAIN 1
3 AB00000F ERROR 1
4 YB000000 PIDEXE 1
5 YW00001 PIDOUT 1
6 ZB000000 WORKCOIL 4
7 ZW00001 WORK1 1
8 ZW00002 WORK2 1
:
N