What kind of commands does the Adafruit FONA 3G+GPS Breakout accept?
(a) Analog Commands
(b) BT Commands
(c) AT Commands
(d) TDM Commands
The question was asked in semester exam.
My question is taken from Adafruit FONA 3G+GPS Breakout in chapter Interfacing of Sensors, Actuators, and Other Modules of Arduino