> 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/structures-types-and-defines-overview-intrepidcs-api/setting-structures-overview-intrepidcs-api/stapifirmwareinfo-structure.md).

# stAPIFirmwareInfo Structure

This structure continues information regarding the firmware version of a neoVI device.

{% tabs %}
{% tab title="C/C++ Declare" %}

```cpp
struct stAPIFirmwareInfo
{
    int iType;
    // Date and Time (2nd generation neoVI only. See 2nd Generation neoVI Devices)
    int iMainFirmDateDay;
    int iMainFirmDateMonth;
    int iMainFirmDateYear;
    int iMainFirmDateHour;
    int iMainFirmDateMin;
    int iMainFirmDateSecond;
    int iMainFirmChkSum;

    // Version data (3rd generation neoVI only. See 3rd Generation neoVI Devices)
    unsigned char iAppMajor;
    unsigned char iAppMinor;
    unsigned char iManufactureDay;
    unsigned char iManufactureMonth;
    unsigned short iManufactureYear;
    unsigned char iBoardRevMajor;
    unsigned char iBoardRevMinor;
    unsigned char iBootLoaderVersionMajor;
    unsigned char iBootLoaderVersionMinor;
};
```

{% endtab %}

{% tab title="Visual Basic .NET Declares" %}

```vbnet
Public Structure stAPIFirmwareInfo
    Dim iType As Int32
    '// Date and Time (2nd generation neoVI only. See 2nd Generation neoVI Devices)
    Dim iMainFirmDateDay As Int32
    Dim iMainFirmDateMonth As Int32
    Dim iMainFirmDateYear As Int32
    Dim iMainFirmDateHour As Int32
    Dim iMainFirmDateMin As Int32
    Dim iMainFirmDateSecond As Int32
    Dim iMainFirmChkSum As Int32

    '// Version data (3rd generation neoVI only. See 3rd Generation neoVI Devices)
    Dim iAppMajor As Byte
    Dim iAppMinor As Byte
    Dim iManufactureDay As Byte
    Dim iManufactureMonth As Byte
    Dim iManufactureYear As Int16
    Dim iBoardRevMajor As Byte
    Dim iBoardRevMinor As Byte
    Dim iBootLoaderVersionMajor As Byte
    Dim iBootLoaderVersionMinor As Byte
End Structure
```

{% endtab %}

{% tab title="C# Declares" %}

```csharp
[StructLayout(LayoutKind.Sequential)]
public struct stAPIFirmwareInfo
{
    public int iType;
    // Date and Time (2nd generation neoVI only. See 2nd Generation neoVI Devices)
    public int iMainFirmDateDay;
    public int iMainFirmDateMonth;
    public int iMainFirmDateYear;
    public int iMainFirmDateHour;
    public int iMainFirmDateMin;
    public int iMainFirmDateSecond;
    public int iMainFirmChkSum;

    // Version data (3rd generation neoVI only. See 3rd Generation neoVI Devices)
    public unsigned char iAppMajor;
    public unsigned char iAppMinor;
    public unsigned char iManufactureDay;
    public unsigned char iManufactureMonth;
    public unsigned short iManufactureYear;
    public unsigned char iBoardRevMajor;
    public unsigned char iBoardRevMinor;
    public unsigned char iBootLoaderVersionMajor;
    public unsigned char iBootLoaderVersionMinor;
}
```

{% endtab %}
{% endtabs %}

**Remarks**

**Structure Elements**

| Item                                                                   | Description                                                                                                                                                  |
| ---------------------------------------------------------------------- | ------------------------------------------------------------------------------------------------------------------------------------------------------------ |
| <mark style="color:blue;">int</mark> iType                             | <p>Indicates the generation of hardware:<br>2 = 2nd generation. See 2nd Generation neoVI Devices<br>3 = 3rd generation. See 3rd Generation neoVI Devices</p> |
| <mark style="color:blue;">int</mark> iMainFirmDateDay                  | 1 - 31 firmware day                                                                                                                                          |
| <mark style="color:blue;">int</mark> iMainFirmDateMonth                | 1 - 12 firmware month                                                                                                                                        |
| <mark style="color:blue;">int</mark> iMainFirmDateYear                 | 4 digit year (i.e. 2008) firmware year                                                                                                                       |
| <mark style="color:blue;">int</mark> iMainFirmDateHour                 | 0 - 23 firmware hour                                                                                                                                         |
| <mark style="color:blue;">int</mark> iMainFirmDateMin                  | 0 - 59 firmware minutes                                                                                                                                      |
| <mark style="color:blue;">int</mark> iMainFirmDateSecond               | 0 - 59 firmware seconds                                                                                                                                      |
| <mark style="color:blue;">int</mark> iMainFirmChkSum                   | Firmware checksum                                                                                                                                            |
| <mark style="color:blue;">unsigned char</mark> iAppMajor               | Application major version (3rd generation neoVI only)                                                                                                        |
| <mark style="color:blue;">unsigned char</mark> iAppMinor               | Application minor version (3rd generation neoVI only)                                                                                                        |
| <mark style="color:blue;">unsigned char</mark> iManufactureDay         | 1 - 31 Manufacture day (3rd generation neoVI only)                                                                                                           |
| <mark style="color:blue;">unsigned char</mark> iManufactureMonth       | 1 - 12 Manufacture month (3rd generation neoVI only)                                                                                                         |
| <mark style="color:blue;">unsigned short</mark> iManufactureYear       | 4 digit year (i.e. 2008) manufacture year (3rd generation neoVI only)                                                                                        |
| <mark style="color:blue;">unsigned char</mark> iBoardRevMajor          | Board revision major (3rd generation neoVI only)                                                                                                             |
| <mark style="color:blue;">unsigned char</mark> iBoardRevMinor          | Board revision minor (3rd generation neoVI only)                                                                                                             |
| <mark style="color:blue;">unsigned char</mark> iBootLoaderVersionMajor | Bootloader version major (3rd generation neoVI only)                                                                                                         |
| <mark style="color:blue;">unsigned char</mark> iBootLoaderVersionMinor | Bootloader version minor (3rd generation neoVI only)                                                                                                         |