> For the complete documentation index, see [llms.txt](https://docs.intrepidcs.com/neovi-api/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.intrepidcs.com/neovi-api/win32-api-overview-intrepidcs-api.md). # WIN32 API Overview - neoVI API **Basic Operations** | Name | Description | | -------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------- | | [FindDevices](/neovi-api/win32-api-overview-intrepidcs-api/basic-functions-overview-intrepidcs-api/finddevices-method.md) | Used to locate connected neoVI and ValueCAN devices. | | [OpenNeoDevice](/neovi-api/win32-api-overview-intrepidcs-api/basic-functions-overview-intrepidcs-api/openneodevice-method-intrepidcs-api.md) | Used to open a communication link with a specific neoVI or ValueCAN device. | | [ClosePort](/neovi-api/win32-api-overview-intrepidcs-api/basic-functions-overview-intrepidcs-api/closeport-method-intrepidcs-api.md) | Closes the communication link with the neoVI device. | | [FreeObject](/neovi-api/win32-api-overview-intrepidcs-api/basic-functions-overview-intrepidcs-api/freeobject-method-intrepidcs-api.md) | Releases system resources used by the neoVI device. | **Message Functions** | Name | Description | | -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------- | | [GetMessages](/neovi-api/win32-api-overview-intrepidcs-api/message-functions-overview-intrepidcs-api/getmessages-method-intrepidcs-api.md) | Reads messages from the neoVI or ValueCAN device. | | [TxMessages](/neovi-api/win32-api-overview-intrepidcs-api/message-functions-overview-intrepidcs-api/txmessages-method-intrepidcs-api.md) | Transmits messages to vehicle networks using a neoVI or ValueCAN device. | | [TxMessagesEx](/neovi-api/win32-api-overview-intrepidcs-api/message-functions-overview-intrepidcs-api/txmessagesex-method-intrepidcs-api.md) | Transmits messages longer than 8 bytes to vehicle networks using a neoVI or ValueCAN device. Used with Ethernet and CAN FD | | [WaitForRxMessagesWithTimeOut](/neovi-api/win32-api-overview-intrepidcs-api/message-functions-overview-intrepidcs-api/waitforrxmessageswithtimeout-method-intrepidcs-api.md) | Waits a specified amount of time in milliseconds for a received message | | [GetTimeStampForMSG](/neovi-api/win32-api-overview-intrepidcs-api/message-functions-overview-intrepidcs-api/gettimestampformsg-method-intrepidcs-api.md) | Calculates the timestamp for a message given the handle to the device and a Message Structure | | [ISO15765EnableNetworks](/neovi-api/win32-api-overview-intrepidcs-api/message-functions-overview-intrepidcs-api/iso15765-message-functions-overview-intrepidcs-api/iso15765_enablenetworks-method-intrepidcs-api.md) | Enables ISO15765 for the selective CAN/CANFD network | | [ISO15765TxMessage](/neovi-api/win32-api-overview-intrepidcs-api/message-functions-overview-intrepidcs-api/iso15765-message-functions-overview-intrepidcs-api/iso15765_transmitmessage-method-intrepidcs-api.md) | Configures an outgoing ISO15765 transaction | | [ICS15765RxMessage](/neovi-api/win32-api-overview-intrepidcs-api/message-functions-overview-intrepidcs-api/iso15765-message-functions-overview-intrepidcs-api/iso15765_receivemessage-method-intrepidcs-api.md) | Configures the hardware to listen for a ISO15765 transaction | | [Transmitting Long Messages](/neovi-api/win32-api-overview-intrepidcs-api/message-functions-overview-intrepidcs-api/transmitting-long-messages-intrepidcs-api.md) | In formation on sending longer frames on ISO9171 and Keyword 2000 networks | **Device Settings Functions** | Name | Description | | --------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------- | | [GetConfiguration](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/getconfiguration-method-intrepidcs-api.md) | Reads the configuration bytes for a neoVI Blue or ValueCAN device | | [SendConfiguration](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/sendconfiguration-method-intrepidcs-api.md) | Sends configuration bytes to a neoVI Blue or ValueCAN device | | [GetFireSettings](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/neovi-fire-intrepidcs-api/getfiresettings-method-intrepidcs-api.md) | Gets device and network parameters for a neoVI Fire device | | [SetFireSettings](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/neovi-fire-intrepidcs-api/setfiresettings-method-intrepidcs-api.md) | Sets device and network parameters for a neoVI Fire device | | [GetFIRE2Settings](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/neovi-fire-2-intrepidcs-api/getfire2settings-method-intrepidcs-api.md) | Gets device and network parameters for a neoVI Fire 2 device | | [SetFIRE2Settings](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/neovi-fire-2-intrepidcs-api/setfire2settings-method-intrepidcs-api.md) | Sets device and network parameters for a neoVI Fire 2 device | | [GetVCAN3Settings](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/valuecan3-intrepidcs-api/getvcan3settings-method-intrepidcs-api.md) | Gets device and network parameters for a ValueCAN3 device | | [SetVCAN3Settings](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/valuecan3-intrepidcs-api/setvcan3settings-method-intrepidcs-api.md) | Sets device and network parameters for a ValueCAN3 device | | [GetVCAN412Settings](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/valuecan-4-1-and-4-2-intrepidcs-api/getvcan412settings-method-intrepidcs-api.md) | Gets device and network parameters for a ValueCAN4-1 and ValueCAN4-2 device | | [SetVCAN412Settings](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/valuecan-4-1-and-4-2-intrepidcs-api/setvcan412settings-method-intrepidcs-api.md) | Sets device and network parameters for a ValueCAN4-1 and ValueCAN4-2 device | | [GetVCANRFSettings](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/valuecan-rf-intrepidcs-api/getvcanrfsettings-method-intrepidcs-api.md) | Gets device and network parameters for a ValueCAN RF device | | [SetVCANRFSettings](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/valuecan-rf-intrepidcs-api/setvcanrfsettings-method-intrepidcs-api.md) | Sets device and network parameters for a ValueCAN RF device | | [GetRADGalaxySettings](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/rad-galaxy-intrepidcs-api/getradgalaxysettings-method-intrepidcs-api.md) | Gets device and network parameters for a RAD Galaxy device | | [SetRADGalaxySettings](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/rad-galaxy-intrepidcs-api/setradgalaxysettings-method-intrepidcs-api.md) | Sets device and network parameters for a RAD Galaxy device | | [SetBitRate](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/general-device-settings-intrepidcs-api/setbitrate-method-intrepidcs-api.md) | Set the baud or bit rate for a specific neoVI network | | [GetHWFirmwareInfo](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/general-device-settings-intrepidcs-api/gethwfirmwareinfo-method-intrepidcs-api.md) | Gets the firmware version of a neoVI device | | [GetDLLFirmwareInfo](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/general-device-settings-intrepidcs-api/getdllfirmwareinfo-method-intrepidcs-api.md) | Gets the firmware version stored in the DLL API | | [ForceFirmwareUpdate](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/general-device-settings-intrepidcs-api/forcefirmwareupdate-method-intrepidcs-api.md) | Forces the firmware to updated on a neoVI device | | [GetDeviceParameters](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/general-device-settings-intrepidcs-api/getdeviceparameters-method-intrepidcs-api.md) | Gets individual parameters for a neoVI device | | [SetDeviceParameters](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/general-device-settings-intrepidcs-api/setdeviceparameters-method-intrepidcs-api.md) | Sets individual parameters for a neoVI device | | [SetReflashDisplayCallbacks](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/general-device-settings-intrepidcs-api/setreflashdisplaycallbacks-method-intrepidcs-api.md) | Sets callback function pointers for flashing a neoVI | | [ClearReflashDisplayCallbacks](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/general-device-settings-intrepidcs-api/clearreflashdisplaycallbacks-method-intrepidcs-api.md) | Clears callback function pointers for flashing a neoVI | | [GetRTC](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/general-device-settings-intrepidcs-api/getrtc-method-intrepidcs-api.md) | Gets the current real-time clock value from a connect neoVI device | | [SetRTC](/neovi-api/win32-api-overview-intrepidcs-api/device-settings-functions-overview-intrepidcs-api/general-device-settings-intrepidcs-api/setrtc-method-intrepidcs-api.md) | Sets the current real-time clock value in a connected neoVI device | **Error Functions** | Name | Description | | -------------------------------------------------------------------------------------------------------------------------------------------------- | ----------------------------------------------------------- | | [GetLastAPIError](/neovi-api/win32-api-overview-intrepidcs-api/error-functions-overview-intrepidcs-api/getlastapierror-method-intrepidcs-api.md) | Returns the error generated by the last intrepidcs API call | | [GetErrorMessages](/neovi-api/win32-api-overview-intrepidcs-api/error-functions-overview-intrepidcs-api/geterrormessages-method-intrepidcs-api.md) | Returns the intrepidcs API error message queue | | [GetErrorInfo](/neovi-api/win32-api-overview-intrepidcs-api/error-functions-overview-intrepidcs-api/geterrorinfo-method-intrepidcs-api.md) | Returns a text description of an intrepidcs API error | **General Utility Functions** | Name | Description | | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | ------------------------------------------------------ | | [ValidateHObject](/neovi-api/win32-api-overview-intrepidcs-api/general-utility-functions-overview-intrepidcs-api/validatehobject-method-intrepidcs-api.md) | Used to determine if an hObject reference is valid | | [GetDLLVersion](/neovi-api/win32-api-overview-intrepidcs-api/general-utility-functions-overview-intrepidcs-api/getdllversion-method-intrepidcs-api.md) | Returns DLL version information | | [StartSockServer](/neovi-api/win32-api-overview-intrepidcs-api/general-utility-functions-overview-intrepidcs-api/startsocketserver-method-intrepidcs-api.md) | Starts the TCP/IP socket server at a specified port. | | [StopSockServer](/neovi-api/win32-api-overview-intrepidcs-api/general-utility-functions-overview-intrepidcs-api/stopsocketserver-method-intrepidcs-api.md) | Stops the TCP/IP socket server | | [GetPerformanceParameters](/neovi-api/win32-api-overview-intrepidcs-api/general-utility-functions-overview-intrepidcs-api/getperformanceparameters-method-intrepidcs-api.md) | Returns information on performance of dll and hardware | #### CoreMini Functions | Function | Description | | ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- | --------------------------------------------------------------------------------------------------- | | [ScriptStart](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/coremini-script-interface-overview-intrepidcs-api/scriptstart-method-intrepidcs-api.md) | Starts execution of a script that has been downloaded to a neoVI device | | [ScriptStop](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/coremini-script-interface-overview-intrepidcs-api/scriptstop-method-intrepidcs-api.md) | Stops execution of a script running on a neoVI device | | [ScriptLoad](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/coremini-script-interface-overview-intrepidcs-api/scriptload-method-intrepidcs-api.md) | Downloads a script to a connected neoVI device into a specified location | | [ScriptClear](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/coremini-script-interface-overview-intrepidcs-api/scriptclear-method-intrepidcs-api.md) | Clears a script from a specific location on a neoVI device | | [ScriptStartFBlock](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/coremini-script-interface-overview-intrepidcs-api/scriptstartfblock-method-intrepidcs-api.md) | Starts a function block within a script on a neoVI device | | [ScriptGetFBlockStatus](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/coremini-script-interface-overview-intrepidcs-api/scriptgetfblockstatus-method-intrepidcs-api.md) | Returns the run status of a function block within a script on a neoVI device | | [ScriptStopFBlock](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/coremini-script-interface-overview-intrepidcs-api/scriptstopfblock-method-intrepidcs-api.md) | Stops the execution of a function block within a script on a neoVI device | | [ScriptGetScriptStatus](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/coremini-script-interface-overview-intrepidcs-api/scriptgetscriptstatus-method-intrepidcs-api.md) | Stops the execution of a function block within a script on a neoVI device | | [ScriptReadAppSignal](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/coremini-script-interface-overview-intrepidcs-api/scriptreadappsignal-method-intrepidcs-api.md) | Read an application signal from a script running on a neoVI device | | [ScriptWriteAppSignal](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/coremini-script-interface-overview-intrepidcs-api/scriptwriteappsignal-method-intrepidcs-api.md) | Set the value of an application signal in a script running on a neoVI device | | ScriptReadISO15765TxMessage | Read parameters of an ISO15765-2 long transmit message in a script on a neoVI device | | ScriptWriteISO15765TxMessage | Change the parameters for an ISO15765-2 long transmit message defined in a script on a neoVI device | #### Deprecated Functions | Name | Description | | --------------------------------------------------------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------------------------------------- | | [OpenPortEx](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/openportex-method-intrepidcs-api.md) | Use [OpenNeoDevice](/neovi-api/win32-api-overview-intrepidcs-api/basic-functions-overview-intrepidcs-api/openneodevice-method-intrepidcs-api.md) instead | | OpenPort | Use [OpenNeoDevice ](/neovi-api/win32-api-overview-intrepidcs-api/basic-functions-overview-intrepidcs-api/openneodevice-method-intrepidcs-api.md)instead | | [EnableNetworkCom](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/enablenetworkcom-method-intrepidcs-api.md) | It is no longer necessary to call this before and after calling SendConfiguration | | [FindAllUSBDevices](/neovi-api/win32-api-overview-intrepidcs-api/deprecated-functions-overview-intrepidcs-api/findallusbdevices-method-intrepidcs-api.md) | No longer supported. It is present in the API but will always return 0 | | ScriptReadRxMessage | Reads parameters for a receive message defined in a script on a neoVI device | | ScriptReadTxMessage | Reads parameters for a transmit message defined within a script on a neoVI device | | ScriptWriteRxMessage | Alter a receive message defined within script on a neoVI device | | ScriptWriteTxMessage | Alter a transmit message defined within a script on a neoVI device |