MS-Assisted A-GNSS
The A-GNSS method is through the PS region, so the customer must set the A-GNSS server and PDP context profile.
MS-assisted mode is single fixed.
♦ The APN should be set to the real APN string set by the carrier
♦ The GNSS server address is provided by the local carrier.
♦ The certificate is provided by a local carrier.
1. 명령시퀀스: MS-Assisted A-GNSS, Not support certificate
| No | Command | Response | Description |
| 1 |
AT+CGSOCKCONT=1,”IP”, ”myAPN” |
Set APN/Set the PDP context profile. | |
| 2 |
AT+CGPSURL=”111.222.333.444: 8888” |
Set the GNSS server address. | |
| 3 | AT+CGPSSSL=0 | Set the transport security mode. | |
| 4 | AT+CGPS=1,3 | Start GNSS | |
|
+CAGPSINFO:3122256517, 12135328531,135,15052009,012749.0 |
Response from AT Port | ||
|
$GPGSV,3,1,10,02,22,135,26,08,11, 045,23,09,11,180,22,10,33,056,22*71 $GPGSV,3,2,10,15,78,281,44,21,22, 315,41,24,67,315,47,26,45,225,30*78 $GPGSV,3,3,10,27,33,157,,29,22,247 ,46*76 |
Response from NMEA Port |
2. 명령시퀀스: MS-Assisted A-GNSS, Support certificate
| No | Command | Response | Description |
| 1 | Import Certificate by PC Tool |
Import certificate. The certificate must be imported into EFS by PC tool. |
|
| 2 |
AT+CGSOCKCONT=1,”IP”, ”myAPN” |
Set APN/Set the PDP context profile. | |
| 2 |
AT+CGPSURL=”111.222.333.444: 8888” |
Set the GNSS server address | |
| 3 | AT+CGPSSSL=1 | Set the transport security mode | |
| 4 | AT+CGPS=1,3 | Start GNSS | |
|
+CAGPSINFO:3122256517, 12135328531,135,15052009,012749.0 |
AT port response | ||
|
$GPGSV,3,1,10,02,22,135,26,08,11, 045,23,09,11,180,22,10,33,056,22*71 $GPGSV,3,2,10,15,78,281,44,21,22, 315,41,24,67,315,47,26,45,225,30*78 $GPGSV,3,3,10,27,33,157,,29,22,247, 46*76 |
NMEA Port Response |
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