According to http://arduino.cc/forum/index.php?topic=50417.0 and to my tests, the tx_ant and rx_ant pins arent needed. I leave them floating and it seems to work fine.
According to http://arduino.cc/forum/index.php?topic=50417.0 and to my tests, the tx_ant and rx_ant pins arent needed. I leave them floating and it seems to work fine.