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Display Filter Reference: Modbus

Protocol field name: modbus

Versions: 1.8.0 to 4.2.3

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Field name Description Type Versions
modbus.and_maskAND maskUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.bit_cntBit CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.bitnumBit NumberUnsigned integer (16 bits)2.4.0 to 4.2.3
modbus.bitvalBit ValueBoolean2.4.0 to 4.2.3
modbus.byte_cntByte CountUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.byte_cnt_16Byte Count (16-bit)Unsigned integer (8 bits)1.10.0 to 4.2.3
modbus.conformity_levelConformity LevelUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.dataDataByte sequence1.10.0 to 4.2.3
modbus.data.decodeInvalid decoding options, register data not a multiple of 4!Label1.12.0 to 4.2.3
modbus.diagnostic.ascii_input_delimiterCHARUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.diagnostic.bus_char_overrun_countSlave Character Overrun CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.diagnostic.bus_comm_error_countCRC Error CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.diagnostic.bus_exception_error_countException Error CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.diagnostic.bus_message_countTotal Message CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.diagnostic.clear_ctr_diag_regClear Counters & Diag Register EchoUnsigned integer (16 bits)2.0.0 to 4.2.3
modbus.diagnostic.no_slave_response_countSlave No Response CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.diagnostic.restart_communication_optionRestart Communication OptionUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.diagnostic.return_diag_registerDiagnostic Register ContentsUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.diagnostic.return_query_data.echoEcho DataByte sequence1.10.0 to 4.2.3
modbus.diagnostic.return_query_data.requestRequest DataByte sequence1.10.0 to 4.2.3
modbus.diagnostic.slave_busy_countSlave Device Busy CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.diagnostic.slave_message_countSlave Message CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.diagnostic.slave_nak_countSlave NAK CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.diagnostic_codeDiagnostic CodeUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.ev_countEvent CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.ev_msg_countMessage CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.ev_recv_broadcastBroadcast ReceivedUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.ev_recv_char_overCharacter OverrunUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.ev_recv_comm_errCommunication ErrorUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.ev_recv_lo_modeCurrently in Listen Only ModeUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.ev_send_lo_modeCurrently in Listen Only ModeUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.ev_send_read_exRead Exception SentUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.ev_send_slave_abort_exSlave Abort Exception SentUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.ev_send_slave_busy_exSlave Busy Exception SentUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.ev_send_slave_nak_exSlave Program NAK Exception SentUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.ev_send_write_timeoutWrite Timeout Error OccurredUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.ev_statusStatusUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.eventEventUnsigned integer (8 bits)2.0.0 to 4.2.3
modbus.exception_codeException CodeUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.func_codeFunction CodeUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.meiMEI typeUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.more_followsMore FollowsUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.next_object_idNext Object IDUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.num_objectsNumber of ObjectsUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.object_idObject IDUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.object_str_valueObject String ValueCharacter string1.10.0 to 4.2.3
modbus.object_valueObject ValueByte sequence2.0.0 to 4.2.3
modbus.objects_lenObject lengthUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.or_maskOR maskUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.paddingPaddingUnsigned integer (8 bits)2.0.0 to 4.2.3
modbus.read_device_idRead Device IDUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.read_reference_numRead Reference NumberUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.read_word_cntRead Word CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.reference_numReference NumberUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.reference_num_32Reference Number (32 bit)Unsigned integer (32 bits)1.10.0 to 4.2.3
modbus.reference_typeReference TypeUnsigned integer (8 bits)1.10.0 to 4.2.3
modbus.reg16Register Value (16-bit)Unsigned integer (16 bits)2.0.0 to 2.2.17
modbus.reg32Register Value (32-bit)Unsigned integer (32 bits)2.0.0 to 2.2.17
modbus.register.ieee_floatRegister (IEEE Float)Floating point (single-precision)1.10.0 to 1.12.13
modbus.register.modicon_floatRegister (Modicon Float)Floating point (single-precision)1.10.0 to 1.12.13
modbus.register.uint16Register (UINT16)Unsigned integer (16 bits)1.10.0 to 1.12.13
modbus.register.uint32Register (UINT32)Unsigned integer (32 bits)1.10.0 to 1.12.13
modbus.regnum16Register NumberUnsigned integer (16 bits)2.4.0 to 4.2.3
modbus.regnum32Register NumberUnsigned integer (32 bits)2.4.0 to 4.2.3
modbus.regval_floatRegister Value (IEEE Float)Floating point (single-precision)2.4.0 to 4.2.3
modbus.regval_int16Register Value (INT16)Signed integer (16 bits)2.4.0 to 4.2.3
modbus.regval_int32Register Value (INT32)Signed integer (32 bits)2.4.0 to 4.2.3
modbus.regval_uint16Register Value (UINT16)Unsigned integer (16 bits)2.4.0 to 4.2.3
modbus.regval_uint32Register Value (UINT32)Unsigned integer (32 bits)2.4.0 to 4.2.3
modbus.request_frameRequest FrameFrame number2.0.0 to 4.2.3
modbus.response_timeTime from requestTime offset3.0.0 to 4.2.3
modbus.word_cntWord CountUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.write_reference_numWrite Reference NumberUnsigned integer (16 bits)1.10.0 to 4.2.3
modbus.write_word_cntWrite Word CountUnsigned integer (16 bits)1.10.0 to 4.2.3