![Overview](/OpenKNX/Kaenx-Creator/wiki/Assets/General_Hardware.JPG)  
This is the view where you can edit the hardware specific options.  

<table>
    <tr>
        <th>Property</th>
        <th>Description</th>
    </tr>
    <tr>
        <th align="left">Bus Current</th>
        <td>How much current (mA) your Device needs on the KNX Bus</td>
    </tr>
    <tr>
        <th align="left">Device has an Physical Address</th>
        <td>Every DIY-Device has an PA. (except PowerSupply)</td>
    </tr>
    <tr>
        <th align="left">Device has an Applicationprogram</th>
        <td>Yes it has otherwise you wouldn't use my tool ;)</td>
    </tr>
    <tr>
        <th align="left">Device has a second Applicationprogram</th>
        <td>This can be false in 99.9%</td>
    </tr>
    <tr>
        <th align="left">Device is a Coupler</th>
        <td>Is it a coupler or router?</td>
    </tr>
    <tr>
        <th align="left">Device is a Power Supply</th>
        <td>Is it a Power Supply?</td>
    </tr>
    <tr>
        <th align="left">Device is IP Enabled</th>
        <td>Does it use KNXnet/IP? (like Routers oder KNX-IP Devces)</td>
    </tr>
    <tr>
        <th align="left">Device is REG</th>
        <td>Check if your device can be mounted in a power distributor</td>
    </tr>
    <tr>
        <th align="left">Name</th>
        <td>For internal use only</td>
    </tr>
    <tr>
        <th align="left">Ordernumber</th>
        <td>Has to be unique. It has nothing to do with <a href="/OpenKNX/Kaenx-Creator/wiki/Other_Properties">PID_PROPERTY</a></td>
    </tr>
    <tr>
        <th align="left">Serialnumber</th>
        <td>Has to be unique</a></td>
    </tr>
    <tr>
        <th align="left">Version</th>
        <td>
            If you update your Hardware<br />
            OpenKNX uses for every Device SerialNumber 1 and Version 1.<br />
            Since almost every Project runs on RP2040
        </td>
    </tr>
</table>

## Applications  
Since there is only one Application per file you can't select one.  
XML Example:
```XML
<Hardware Id="M-00FA_H-01-1" Name="Push Button 6-fold" SerialNumber="1" VersionNumber="1" BusCurrent="10" HasIndividualAddress="true" HasApplicationProgram="true">
    <Products>
        <Product Id="M-00FA_H-01-1_P-BE06" Text="BPush button 6-fold" OrderNumber="BE06" IsRailMounted="false" DefaultLanguage="en-US" Hash="...">
            <RegistrationInfo RegistrationStatus="Registered" RegistrationSignature="..." />
        </Product>
    </Products>
    <Hardware2Programs>
        <Hardware2Program Id="M-00FA_H-01-1_HP-0001-01-0000" MediumTypes="MT-0" Hash="...">
            <ApplicationProgramRef RefId="M-00FA_A-0001-01-0000" />
            <RegistrationInfo RegistrationStatus="Registered" RegistrationNumber="0001/117" RegistrationSignature="..." />
        </Hardware2Program>
    </Hardware2Programs>
</Hardware>
```
RegistrationNumber: `xxxx/yzz`  
x = Fixed 0001  
y = HardwareVersion  
z = AppVersion decimal  
Hardware ID: `M-{ManuID}_H-{HardwareSerial}-{HardwareVersion}`  
Product ID: `M-{ManuID}_H-{HardwareSerial}-{HardwareVersion}_P-{OrderNumber*}`  
Hardware2Program ID: `M-{ManuID}_H-{HardwareSerial}-{HardwareVersion}_HP-{AppNumber}-{AppVersion}-{AppHash**}`  
\* Must be [Encoded](/OpenKNX/Kaenx-Creator/wiki/Other_Encoding)  
** Hash will be calculated at signation ([Publish](/OpenKNX/Kaenx-Creator/wiki/Publish)). Just leave it 0000

## Let's go
Now we can start adding an [Application](/OpenKNX/Kaenx-Creator/wiki/Application).