Docs: add example for connecting input with output port

README.md

@@ -162,7 +162,7 @@ make run
 
 Now connect your audio device(s) with engine-core. There are two ways to achieve this:
 
-- use a UI like [qpwgraph](https://gitlab.freedesktop.org/rncbc/qpwgraph), simply draw connections between the desired devices
+- use an UI like [qpwgraph](https://gitlab.freedesktop.org/rncbc/qpwgraph), simply draw connections between the desired devices
 - use the PipeWire cli tool `pw-link`
 
 ```bash
@@ -170,8 +170,10 @@ Now connect your audio device(s) with engine-core. There are two ways to achieve
 pw-link -i
 # List the output ports
 pw-link -o
-# A example for connecting a output port with a input port
+# An example for connecting an output port with an input port
 pw-link "lineout_0:out_1" "alsa_output.usb-BEHRINGER_UMC202HD_192k_12345678-00.stereo-fallback:playback_FR"
+# An example for connecting an input port with an output port
+pw-link "alsa_input.usb-Yamaha_Corporation_Yamaha_AG06MK2-00.pro-input-0:capture_AUX0" "in_line_0:in_0"
 ```
 
 Voilá, you should hear some music!