
4 Commissioning
4.9 Data Types
DX-NET-ETHERCAT-2
01/14 MN040009EN
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4.9 Data Types
Table 3 lists the data types used in EtherCAT.
Table 3: EtherCAT data types
Name
Description
Range
Minimum
Max Length
UNSIGNED8
8-bit unsigned integer (b7 to b0)
0
255
UNSIGNED16
16-bit unsigned integer (b15 to b0)
0
65535
UNSIGNED32
32-bit unsigned integer (b31 to b0)
0
4294967295
INTEGER8
8-bit signed integer (b7 to b0)
-128
127
INTEGER16
16-bit signed integer (b15 to b0)
-32768
32767
INTEGER32
32-bit signed integer (b31 to b0)
-2147483648
2147483647
RECORD
Data structure with fixed number of any types
–
–
STRING
Character string (e.g. „EATON“)
–
–