how to communicate pc uart port with RF51822 development board

[jay_j_guo]

I want to debug RF51822 board by uart port , communicate with pc, e.g use printf() in program,after download RF51822 board,print statement to pc uart port, how to realize this operation ? I have a RS232 to TTL debug board,please answer me

[wlgrd]

Does it have to be your own USB UART or can you use the already enabled UART to USB on the DK? If you have all drivers (Segger drivers) installed you can use the USB on the DK, fire up the UART example in the peripheral folder and you are good to go.