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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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