|
Size: 1534
Comment:
|
Size: 2635
Comment:
|
| Deletions are marked like this. | Additions are marked like this. |
| Line 6: | Line 6: |
| * http://www.etsi.org/deliver/etsi_gts/07/0707/05.00.00_60/gsmts_0707v050000p.pdf (GSM 07.07 Version 5.0.0) * http://www.etsi.org/deliver/etsi_ts/127000_127099/127005/04.01.00_60/ts_127005v040100p.pdf (3GPP TS 27.005 Version 4.1.0 Release 4) |
* [[ http://www.etsi.org/deliver/etsi_gts/07/0707/05.00.00_60/gsmts_0707v050000p.pdf (GSM 07.07 Version 5.0.0) | GSM 07.07 Version 5.0.0 ]] * [[ http://www.etsi.org/deliver/etsi_ts/127000_127099/127005/04.01.00_60/ts_127005v040100p.pdf (3GPP TS 27.005 Version 4.1.0 Release 4) | 3GPP TS 27.005 Version 4.1.0 Release 4 ]] |
| Line 20: | Line 20: |
| || AT+CLAC || List of supported AT commands || || AT+CSQ || Signal strength || || AT+COPS? || Current network operator || |
|
| Line 33: | Line 35: |
| == Set GSM number SIM card == | == Set GSM number in SIM card == |
| Line 36: | Line 38: |
| * at+cnum | * at+cnum #check number |
| Line 41: | Line 43: |
| * at+csca? # check SMS message center == AT+CSQ signal strength == || Value || RSSI dBm || Condition || ||2 ||-109 ||Marginal || ||3 ||-107 ||Marginal || ||4 ||-105 ||Marginal || ||5 ||-103 ||Marginal || ||6 ||-101 ||Marginal || ||7 ||-99 ||Marginal || ||8 ||-97 ||Marginal || ||9 ||-95 ||Marginal || ||10 ||-93 ||OK || ||11 ||-91 ||OK || ||12 ||-89 ||OK || ||13 ||-87 ||OK || ||14 ||-85 ||OK || ||15 ||-83 ||Good || ||16 ||-81 ||Good || ||17 ||-79 ||Good || ||18 ||-77 ||Good || ||19 ||-75 ||Good || ||20 ||-73 ||Excellent || ||21 ||-71 ||Excellent || ||22 ||-69 ||Excellent || ||23 ||-67 ||Excellent || ||24 ||-65 ||Excellent || ||25 ||-63 ||Excellent || ||26 ||-61 ||Excellent || ||27 ||-59 ||Excellent || ||28 ||-57 ||Excellent || ||29 ||-55 ||Excellent || ||30 ||-53 ||Excellent || |
GSM
GSM (Global System for Mobile Communications, originally Group Spécial Mobile), is a standard developed by the European Telecommunications Standards Institute (ETSI) to describe protocols for second generation (2G) digital cellular networks used by mobile phones.
AT command set for GSM Mobile Equipment
Adapted from
Command |
Purpose |
ATZ |
Sets all parameters to their defaults |
ATI |
Requests manufacturer specific information |
AT+GMI |
Requests manufacturer identification |
AT+GMM |
Requests model identification |
AT+GMR |
Requests revision identification |
AT+GSN |
Requests serial number |
AT+CPIN |
Enter PIN |
AT+CMGF |
Message format to use |
AT+CMGL |
List messages |
AT+CMGD |
Delete message |
AT+CLAC |
List of supported AT commands |
|| AT+CSQ || Signal strength ||
AT+COPS? |
Current network operator |
SMS PDU Encode Decode
http://twit88.com/home/utility/sms-pdu-encode-decode
Send SMS text mode
- picocom -b 9600 /dev/ttyUSB0
- atz
- ati
- at+cmgf=1
at+cmgs="960000000"<enter>
testSMS<ctrl+z>
Set GSM number in SIM card
- at+cpbs="ON"
- at+cpbw=1,"911234567",129,"GSM number"
- at+cnum #check number
Set SMS message center
- at+csca="+351911616161",145 #Vodafone Portugal
- at+csca="+351962100000",145 #TMN
- at+csca? # check SMS message center
AT+CSQ signal strength
Value |
RSSI dBm |
Condition |
2 |
-109 |
Marginal |
3 |
-107 |
Marginal |
4 |
-105 |
Marginal |
5 |
-103 |
Marginal |
6 |
-101 |
Marginal |
7 |
-99 |
Marginal |
8 |
-97 |
Marginal |
9 |
-95 |
Marginal |
10 |
-93 |
OK |
11 |
-91 |
OK |
12 |
-89 |
OK |
13 |
-87 |
OK |
14 |
-85 |
OK |
15 |
-83 |
Good |
16 |
-81 |
Good |
17 |
-79 |
Good |
18 |
-77 |
Good |
19 |
-75 |
Good |
20 |
-73 |
Excellent |
21 |
-71 |
Excellent |
22 |
-69 |
Excellent |
23 |
-67 |
Excellent |
24 |
-65 |
Excellent |
25 |
-63 |
Excellent |
26 |
-61 |
Excellent |
27 |
-59 |
Excellent |
28 |
-57 |
Excellent |
29 |
-55 |
Excellent |
30 |
-53 |
Excellent |