How to configure 1 TX-1 RX in No-OS

Hi all,

    My design uses ADFMCOMMS2 module and ZEDBOARD, I want to transmit data using 1 TX- 1 RX but the default set 2  TX-2RX in No-OS, so what parameters in  default_init_param in main.c file I need to modify in order to  set 1 TX- 1 RX, thank you for reading.

Regards,

Hieu Tang