2010-06-10 02:02:00 ROBOTIS
Please note that AX-12+ uses TTL and can not be used with the CM-2+. Please use the CM-5 or CM-700.
As for using the DX-117 and AX-12+, you CAN NOT control them together simultanesouly. I would recommend using the CM-700 since it supports both TTL and RS-485.