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AVEVA™ Communication Drivers

Auto-Build data type mapping

  • Last UpdatedDec 11, 2025
  • 1 minute read

Data Type

Data Type Description

AppServer Data Type

BOOL

Boolean

MxBoolean

BYTE, UINT8, USINT, BITSET8

Integer as 8-bit unsigned integer

MxInteger

SINT, INT8

Integer as 8-bit signed integer

MxInteger

INT, INTEGER, INT16

Integer as 16-bit signed integer

MxInteger

UINT, UINT16, WORD, BITSET16

Integer as 16-bit unsigned integer

MxInteger

DINT, INT32

Integer as 32-bit signed integer

MxInteger

UDINT, UINT32, DWORD, BITSET32, TIMER

Integer as 32-bit unsigned integer

MxInteger

LINT, INT64

Integer as 64-bit signed integer

MxInteger

LWORD, BITSET64, UINT64, ULINT

Integer as 64-bit unsigned integer

MxInteger

REAL, REAL32

Real as 32-bit IEEE Floating-point number

MxFloat

DOUBLE, LREAL, REAL64

Real as 64-bit IEEE Floating-point number

MxDouble

CHAR, STRING, STRING2

String as character bytes

MxString

WCHAR, WSTRING, WSTRING2

Wide character string

MxString

TIMESPAN

Elapsed time

MxElapsedTime

LTIME, S5TIME, SINTTIME, TIME_OF_DAY, LTIME_OF_DAY,LDT, DATE

Time

MxTime

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