Yaskawa MP920 User's Manual Design - Manual (Page 104)

3 Basic System Operation
3.6.2 Data Types
3-30
3.6.2 Data Types
There are five data types: Bit, integer, double-length integer, real number, and address. Use
them as required. Address data is used only for pointer designations inside functions. For
details, refer to the Machine Controller MP900/MP2000 Series User’s Manual: Ladder Pro-
gramming (SIEZ-C887-1.2). Table 3.13 shows the data types.
Symbol Designation
Symbol: [Symbol Name] [Subscript]
Required if a subscript is to be used
(symbol name and subscript delimiter)
(Name given to the register, 8 characters or less)
Alphanumeric characters or symbols
Alphabetic character or symbol
(A numeral cannot be designated at the
beginning of a symbol name.)
Can designate the subscript i or j.
[.]
Table 3.13 Data Types and Numeric Range
Type Data Type Numeric Range Remarks
B Bit ON, OFF Used in relay circuits.
W Integer -32768 to +32767
(8000H) (7FFFH) Used in numeric operations.
The values in parentheses ( ) are used in
logic operations.
L Double-length
integer -2147483648 to +2147483647
(80000000H) (7FFFFFFFH) Used in numeric operations.
The values in parentheses ( ) are used in
logic operations.
F Real number ± (1.175E−38 to 3.402E+38), 0 Used in numeric operations.
A Address 0 to 32767 Used only for pointer designations.
F E D C B A 9 8 7 6 5 4 3 2 1 0
Register Designations and Data Types
[MW00100]
[MW00103]
[MW00102]
[MW00101]
[ML00100]
[MF00100]
[ML00102]
[MF00102]
[MB00103A]
[MB001006]