08/2005 Expanding the Operator Interface (BE1)
3 Syntax
© Siemens AG, 2005. All rights reserved
SINUMERIK 840D sl/840D/840Di/810D HMI Installation and Start-Up Guide (IAM) – 08/2005 Edition
BE1/3-37
3.3.4 Integer extensions
Variable parameter group 1)
The following extensions for determining the display in the I/O field and the
memory utilization are possible for the Integer type:
Table 3-2 2nd character in the extension data type
Display format
B Binary
D Decimal signed
H Hexadecimal
No data Decimal signed
Table 3-3 3rd and/or 4th character in extension data type
Memory utilization
B Byte
W Word
D Double Word
BU Byte, Unsigned
WU Word, Unsigned
DU Double word, Unsigned
Sequence of characters in type specifications
1. I Basic integer designation
2. Display format
3. Memory utilization
4. U unsigned
Examples of valid Integer type definitions:
IB Integer variable 32 bits in binary notation
IBD Integer variable 32 bits in binary notation
IBW Integer variable 16 bits in binary notation
IBB Integer variable 8 bits in binary notation
I Integer variable 32 bits in decimal notation signed
IDD Integer variable 32 bits in decimal notation signed
IDW Integer variable 16 bits in decimal notation signed
IDB Integer variable 8 bits in decimal notation signed
IDDU Integer variable 32 bits in decimal notation unsigned
IDWU Integer variable 16 bits in decimal notation unsigned
IDBU Integer variable 8 bits in decimal notation unsigned
IH Integer variable 32 bits in hexadecimal notation
IHDU Integer variable 32 bits in hexadecimal notation
IHWU Integer variable 16 bits in hexadecimal notation
IHBU Integer variable 8 bits in hexadecimal notation
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