# Bus Monitor

## Overview
- The "Bus Monitor" module in your KNX device enables the recording of KNX bus data onto an SD card, facilitating system diagnostics and data integrity verification.

## Key Parameters

### Recording Type
- ***Record all data***: Enables comprehensive recording of all legal data on the KNX bus.
- ***Record system data***: Records data with a physical address destination, suitable for system diagnostics.
- ***Record group address data***: Focuses on recording data sent to group addresses, useful for monitoring specific group interactions.

### Filtering Options
- ***Filtering group address count***: Allows specifying the number of group addresses for targeted recording.
- ***Filtering address 1-5***: Define up to five group addresses for recording, filtering out non-relevant data.

### Notes
- Extended frames are not supported.
- Secure frames data part is not recorded.

## Purpose
- To enable detailed logging and analysis of KNX bus data for system diagnostics and performance evaluation.

## Usage
- Configure during the initial setup or for diagnostics with ETS software, suitable for technicians and system administrators.
