There are USB Explorer boards, like so: SparkFun XBee Explorer USB - WRL-11812 - SparkFun Electronics or SparkFun XBee Explorer Dongle - WRL-11697 - SparkFun Electronics
No Arduino is needed at the PC end.
There are USB Explorer boards, like so: SparkFun XBee Explorer USB - WRL-11812 - SparkFun Electronics or SparkFun XBee Explorer Dongle - WRL-11697 - SparkFun Electronics
No Arduino is needed at the PC end.