User guide

CUSTOM AT COMMANDS
103 AT Commands for EV-DO-EV3 Modems
Query Temperature Overflow #QTEMP
Read command queries the device internal temperature sensor for over temperature and reports in the format:
#QTEMP: <temp>
Test command reports supported value range for parameter <mode>.
Syntax
Command Command type
AT#QTEMP? Read
AT#QTEMP=? Test
Parameters and Values
<temp> The over temperature indicator.
0 The device temperature is in the working range.
1 The device temperature is out of the working range.
Notes
 Do not operate the device outside of its working temperature range, otherwise, the device may not function
properly.
Temperature Monitor #TEMPMON
Set command sets the behavior of module internal temperature monitor.
Read command reports the current setting for #TEMPMON in the format:
#TEMPMON: <urcmode>,<action>[,<hyst_time>[,<GPIO>]]
Test command reports supported value range for parameter <mod>, <urdmode>, <action>, <hyst_time>, and
<GPIO>.
Syntax
Command Command type
AT#TEMPMON=<mod>[,<urcmode>[,<action>
[,<hyst_time>[,<GPIO>]]]]
Set
AT#TEMPMON? Read
AT#TEMPMON=? Test
Parameters and Values
<mod>
0 Sets the command parameters.
1 Triggers measurement of the module internal temperature and reports the result
in the format:
#TEMPMEAS: <level>,<value>
where:
<level> - Threshold level.
-2 - Extreme temperature lower bound, -30°C.
-1 - Operating temperature lower bound, -10°C.