0
Odd
1
Even
The <parity> argument is only valid when <format> is set to 2.
The default settings for the modem are
AT+ICF=3,1
†.
12.6 Cellular CDMA Commands
The cellular CDMA commands use the same syntax as the other extended commands.
Numeric values are decimal. The following table describes the cellular CDMA
commands.
CDMA AT Parameter Commands Table
Command
Description
+CAD?
†
Query Analog Or Digital Service.
Returns:
0: If no service is available.
1: If CDMA digital service is available.
2: If TDMA digital service is available.
3: If analog service is available.
Values 4-255 are reserved.
+CSS?
†
Serving System
Read Only. Returns <AB>, <SID>
AB:
A: The mobile station is registered with an A-band system.
B: The mobile station is registered with a B-band system.
Z: The mobile station is not registered.
SID:
0-16383: The mobile station is registered with the system
indicated.
99999: The mobile station is not registered.
+CSQ?
†
Query Received Signal Quality.
Returns the Signal Quality and Frame Error Rate as follows:
Signal Quality Measure <SQM>:
0-31: Signal Quality Measurement (See note 1 below)
99: SQM is not known or is not detectable.
All other values are reserved.
Frame Error Rate <FER>:
0: <0.01%
1: 0.01% to less than 0.1%
2: 0.1% to less than 0.5%
3: 0.5% to less than 1.0%
4: 1.0% to less than 2.0%
5: 2% to less than 4.0%
6: 4% to less than 8.0%
7: >=8.0%
99: FER is not known or is not detectable.
All other values are reserved.
