AT Commands Reference Manual - wireless netcontrol GmbH

Chapter 3: AT Commands Reference
Example
AT+MUANTYPEDET
+MUANTYPE: 1
OK
+MUANTYPE, Set the Type of Antenna Used
This command sets the user antenna type used. The user must set the type of antenna used in
order to later use the ATS97 command to check the antenna's physical connection status.
Three antenna types are supported:
• Type 0: Infinite Impedance Type - IIT (Active resistance is > 3.1 MOhm).
• Type 1: Medium Impedance Type - MIT ( 6.8 KOhm < Active resistance is < 3.1 MOhm).
• Type 2: Zero Impedance Type - ZIT (Active resistance is < 6.8 KOhm).
Command
Type Syntax Response/Action Remarks
Set
AT+MUANTYPE=
OK
or:
Value will be saved through power
cycle.
+CME ERROR:
Read AT+MUANTYPE? +MUANTYPE:
OK
or:
+CME ERROR:
Test AT+MUANTYPE=? +MUANTYPE: (0-2)
OK
or:
+CME ERROR:
Returns the possible values of
antenna type used in "Set" command.
The following table shows the +MUANTYPE parameters.
Table 3-122: +MUANTYPE Parameters
Description
0 Type0: Infinite Impedance type
1 Type1: Medium Impedance type
2 Type2: Zero Impedance type
255 Unknown antenna type - Factory value. Setting of the antenna type is required.
Example
AT+MUANTYPE?
+MUANTYPE: 1
OK
//read antenna type
AT+MUANTYPE =2
OK
//Set zero Impedance type
AT+MUANTYPE?
//read antenna type
April 15, 2010 H24 - AT Commands Reference Manual 3-191