Dbc File Format Documentation [better] Direct

BS_: Some tools allow BS_: [baudrate] but it is rarely used. Defines all ECUs (nodes) on the network. Syntax:

BA_DEF_ BU_ “Vendor” STRING; BA_DEF_ BO_ “GenMsgCycleTime” INT 0 65535; BA_DEF_ SG_ “MySignalAttribute” ENUM “Low”,“Medium”,“High”; BA_DEF_DEF_ “AttrName” default_value; Example: dbc file format documentation

VERSION "" This section lists all possible attribute types that the file might define. Usually copied from a template. Example: BS_: Some tools allow BS_: [baudrate] but it is rarely used

CM_ "BU_ node" "comment"; CM_ "BO_ msgId" "comment"; CM_ "SG_ msgId sigName" "comment"; BA_DEF_ BO_ “GenMsgCycleTime” INT 0 65535

VAL_ MessageID SignalName Value1 "Text1" Value2 "Text2" ...; Example:

BA_ “Vendor” BU_ ECU_EMS “Bosch”; BA_ “GenMsgCycleTime” BO_ 100 50; BA_ “MySignalAttribute” SG_ 100 EngineSpeed “High”; Maps numeric raw values to human‑readable strings for a signal. Syntax: