Technical information

AT Commands Summary
1-30 AT Commands Reference Manual August 5, 2008
&C This command determines how the state of the DCD line relates to
the detection of the received line signal from the distant end.
Page 3-205
&D This command determines how the G24 responds when the DTR
(Data Terminal Ready) status is changed from ON to OFF during the
online data state.
Page 3-207
+MCWAKE This command displays reports on the status of the GPRS/GSM
coverage.
Page 3-208
+MGGIND This command configures the service indicator on pin 49 of the 70
pin connector to be GPRS or GSM.
Page 3-209
+CFUN This command shuts down the phone functionality of smart phones
and PDAs with phone capabilities.
Page 3-210
+ICF This command determines the local serial port start/stop
(asynchronous) character framing used by the DCE when accepting
DTE commands and transmitting information text and result codes.
Page 3-211
S97 This command indicates whether an antenna is physically connected
to the G24 RF connector.
Page 3-212
+MRST This command enables customer software to perform a hard reset to
the G24 unit.
Page 3-213
+TWUS This command is used to set the wakeup reason(s).
Page 3-213
+TWUR This command is used to query the wakeup reason(s).
Page 3-215
+TASW This command controls the antenna switch mechanism.
Page 3-215
+TADIAG This command queries actual ADC values of the antennas.
Page 3-216
READY This unsolicited notification indicates UART is ready.
Page 3-217
+MPSU This command defines the functionality of the second physical
UART.
Page 3-217
+MIOC
This command defines the G24 8 GPIO pins data value. Page 3-219
+MIOD
This command defines the G24 8 GPIO pins configuration. Page 3-223
+MMAD This command reads and monitors digital value from a specified
ADC.
Page 3-225
+MPCMC This command defines whether the PCM clock is generated
continuously or not, when module is in digital audio mode.
Page 3-232
+MVREF This command defines the behavior of Vref regulator.
Page 3-233
Audio
General Audio Setup Commands
+CRTT This command plays one cycle of a ring tone, stops the cycle in the
middle, and sets the ring tone to be used.
Page 3-253
+VTD This command handles the selection of tone duration.
Page 3-256
Table 1-1: AT Commands (Cont.)
AT Command Description Page