Xircom An Intel Company GEM3501 User Manual
Core Engine GSM/GPRS Modem Developer Guide Preliminary Draft: 7/6/2001
41
Part Number: 07100026, Revision: 002
Confidential
© 2001 Xircom, Inc., an Intel company All rights reserved.
All trademarks and copyrights are the property of Xircom, Inc., an Intel company
All trademarks and copyrights are the property of Xircom, Inc., an Intel company
11
-92
27
-60
12
-90
28
-58
13
-88
29
-56
14
-86
30
-54
15
-84
31
-52
Table 10: RSSI vs. Received Signal Power
Value
RSSI (dBm)
0
BER < 0.2%
1
0.2% < BER < 0.4%
2
0.4% < BER < 0.8%
3
0.8% < BER < 1.6%
4
1.6% < BER < 3.2%
5
3.2% < BER < 6.4%
6
6.4% < BER < 12.8%
7
12.8% < BER
Table 11: RXQUAL vs. Bit Error Rate
!
The following command requests the current Public Land Mobile Network (PLMN).
DeTeMobil is used as an example, the PLMN may be different.
DeTeMobil is used as an example, the PLMN may be different.
App > Modem AT+COPS?
Request current PLMN
Modem > App
+COPS:
0,0,”DeTeMobil”
0,0,”DeTeMobil”
OK
PLMN is DeTeMobil
10.2 SMS Message Verification
10.2.1 Modem Sent SMS (Text)
To be able to send SMS text messages, the Core Engine modem must be initialized with
the proper SMS mode. The following examples provide the AT commands and responses
for initializing the SMS mode.
the proper SMS mode. The following examples provide the AT commands and responses
for initializing the SMS mode.
!
The following command initializes the Core Engine modem by setting the text mode
parameters.
parameters.