1
Thanks for @Majenko.
I solved problem by upgrade firmware to 1137B15SIM900M64_ST.
1
I know, Although it is not ZigBee, ROBOTIS Arduino Shield(https://emanual.robotis.com/docs/en/parts/interface/dynamixel_shield/) can use BLE module (BT-410). My recommendation is Arduino compatible OpenCM 9.04(https://emanual.robotis.com/docs/en/parts/controller/opencm904/).
Arobotix-M(https://www.trossenrobotics.com/p/arbotix-robot-controller.aspx), you can ...
Only top voted, non community-wiki answers of a minimum length are eligible
