User`s guide

Si47xx-EVB

80 Rev. 0.8

6.8. FM Receiver RSSI/SNR Graph Window

The RSSI/SNR Graph Window allows the user to plot RSSI and SNR across the FM band. Bitmap data can be

saved to file by selecting File

Save as Bitmap and tabulated data can be saved to file by selecting FileSave to

.csv.

Figure 61. FM Receiver RSSI/SNR Graph Window

Table 20. FM Receiver RSSI/SNR Graph Window Descriptions

# Items Description

1 RSSI/SNR Graph

Select between drawing the RSSI, SNR graph, or both.

2Line / Bar

Select between drawing in bar mode (depicted as green) or in continuous

line mode (depicted as yellow).

3Draw

Click this to start plotting the graph.

4 Seek Threshold

(RSSI/SNR)

Draw the RSSI and/or SNR seek threshold as specified in the respective

properties. The RSSI seek threshold is shown in red, the SNR seek

threshold is shown in orange.

5 Valid Stations

Mark valid stations based on the RSSI/SNR seek threshold settings. Valid

frequencies can also be marked.

6 Clear

Click this button to clear the traces selected in the Delete Plots combo box.