![background image](http://html.mh-extra.com/html/st/um2205/um2205_user-manual_1355706012.webp)
Getting started
UM2205
12/21
DocID030539 Rev 1
4
Connect the other plug of the USB Type-C cable to an external port partner.
Blue LEDs D100 and D103 for PORT_0 and PORT_1 signal the current role of the
port:
one blink - port is a provider
two blinks - port is a consumer
Orange LEDs D102 and D105 for PORT_0 and PORT_1 signal the CC line used:
one blink - CC1
two blinks - CC2
Green LEDs D101 and D104 for PORT_0 and PORT_1 signal:
LED on - the port has defined an explicit contract with the port partner
LED blinking - the port, as provider or consumer, is supplying or is
sinking power, respectively
LED off - no power is being provided or sunk on the port
5
Use the command line interface to interact with the application.
1.6
Running demos with a PC
The following demonstration applications require a PC for serial communication through the
"Command Line Interface" (CLI), which lets you access power delivery application data and
send commands.
Ensure that P-NUCLEO-USB002 expansion board CN2 is connected to NUCLEO-F072RB
CN3 using the female wires included in the package:
CN2_1 to CN3_TX
CN2_2 to CN3_RX
Figure 7: CN2_1 and CN3_TX pin indications