#uatypes.py的class VariantType(Enum): 1. Null = 0 2. Boolean = 1 3. SByte = 2 4. Byte = 3 5. Int16 = 4 6. UInt16 = 5 7. Int32 = 6 8. UInt32 = 7 9. Int64 = 8 10. UInt64 = 9 11. Float = 10 12. Double = 11 13. String = 12 14. DateTime = 13 15. Guid...
Data Types INT8(OPC UA SBYTE type) INT16 INT32 INT64 UINT8(OPC UA BYTE type) UINT16 UINT32(also used to indicate the OPC UA DATETIME type) UINT64 FLOAT DOUBLE BOOL BIT STRING ARRAY_CHAR ARRAY_INT8 ARRAY_UINT8 ARRAY_INT16 ARRAY_UINT16 ARRAY_INT32 ARRAY_UINT32 ARRAY_INT64 ARRAY...
在OPC UA中,节点的数据类型可以是Boolean、ByteString、DateTime、Double、Float、SByte、Int16、Int32、Int64、String等。我们可以使用Variant.getDataType()方法来获取节点的数据类型,并根据返回的枚举值进行判断。 以下是一个根据数据类型进行判断的示例代码: publicvoidhandleData(Nodenode)throwsException{DataTypedataT...
case UA_TYPES_SBYTE: { UA_SByte uaInt8Var = std::get<int8_t>(value); UA_Variant_setScalarCopy(&pUaData->value, &uaInt8Var, &UA_TYPES[UA_TYPES_SBYTE]); } break; case UA_TYPES_BYTE: { UA_Byte uaUInt8Var = std::get<uint8_t>(value); ...
SPACE[UA_UA_TYPES_DIACSPACE_COUNT]; /** * DataTest * ^^^ */ typedef struct{ _String name; _SByteage; UA_Boolean isRegistered; } UA_DatatypeTest; #define UA_UA_TYPES_FORDIACSPACE_DATATYPETEST 0 _UA_END_DECLS #endif /* UA_TYPES_FORDIACNAME_GENERATED_H_ ...
DiagnosticInfo(25, org.eclipse.milo.opcua.stack.core.types.builtin.DiagnosticInfo.class); ... S7-1200 PLC的数据类型 参考:S7-1200数据类型 参考:S7-1200 全局DB中的数据类型介绍 SINT,有符号短整型,1个字节; USINT,无符号短整型,1个字节;
Safe wrapper classesfor open62541UA_*types to prevent memory leaks Native open62541 objects can be accessed using thehandle()method of the wrapping classes Extensible type conversion systemto convert arbitrary types to/from nativeUA_*types
The table below maps the OPC UA data types to their SiteWise equivalent. SiteWise data type OPC UA data type Description STRING String Guid XmlElement A string of maximum length 1024 bytes. INTEGER SByte Byte Int16 UInt16 Int32 UInt32* Int64* A signed 32-bit integer with a range...
Compatibility of OPC UA Data Types¶ Tag Data TypeOPC UA Data TypeAutomatic Conversions BoolBooleanABooltag mapped to the following data types is automatically converted to a number: SByte, Byte, Int16, UInt16, Int32, UInt32, Int64, UInt64, Float, Double (true = 1, false = 0) ...
2 SByte No 0 包含在−128和127之间的整数值。 3 Byte No 0 包含在0到255之间的整数值。 4 Int16 No 0 包含在−32 768 和32 767之间的整数值。 5 UInt16 No 0 An integer value between 0 and 65 535 inclusive. 6 Int32 No 0 An integer value between −2 147 483 648 and 2 147 48...