> For the complete documentation index, see [llms.txt](https://docs.smart-stuff.nl/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.smart-stuff.nl/p1-modbus-dongle/firmware-v2-current/confirmed-configurations.md).

# Confirmed device configurations

This page lists firmware v2 configurations that users have successfully applied with specific devices. Use it as a practical starting point when configuring a Smart Meter Modbus Adapter and the connected device.

| Device                                             | Mapping                                                                                       | Modbus device ID | RS485 settings |
| -------------------------------------------------- | --------------------------------------------------------------------------------------------- | ---------------: | -------------- |
| TeltoCharger                                       | [Default - TeltoCharge](/p1-modbus-dongle/firmware-v2-current/register-mapping/default-p1.md) |             `43` | `38400 8E1`    |
| Growatt THOR                                       | [SDM630](/p1-modbus-dongle/firmware-v2-current/register-mapping/sdm630.md)                    |              `2` | `9600 8N1`     |
| Deye battery/inverter system (model not specified) | [SDM630](/p1-modbus-dongle/firmware-v2-current/register-mapping/sdm630.md)                    |              `1` | `9600 8N1`     |

{% hint style="info" %}
These configurations are based on successful user installations. They are not a guarantee for every model or firmware version. Configure the same device ID and serial settings on both sides of the Modbus connection.
{% endhint %}

If your device is not listed, select the mapping and communication settings specified by its manufacturer. The [Modbus request monitor](/p1-modbus-dongle/firmware-v2-current/device-manager.md) can help diagnose the connection.