Ublox SARA-R422 Development Guide

SARA-R42 - Application note
UBX-20050829 - R02 Contents Page 4 of 58
C1-Public
6.6 GCF-PTCRB (+UMNOPROF: 201) ......................................................................................................18
6.7 SIM ICCID select profile (+UMNOPROF: 1) .......................................................................................18
7 Network registration ......................................................................................................................... 20
7.1 Band configuration ................................................................................................................................20
7.1.1 Scan time ..........................................................................................................................................20
7.2 First time registration setup ...............................................................................................................21
7.2.1 PAP/CHAP .........................................................................................................................................21
7.2.2 Change of PDN settings (APN name and PDP type) ................................................................21
7.2.3 Attach types .....................................................................................................................................22
7.2.4 Radio Policy Manager ......................................................................................................................23
7.3 +UMACQOSTMR timer configuration ..............................................................................................23
7.4 Registration monitoring .......................................................................................................................24
7.4.1 Detecting the access technology .................................................................................................24
7.4.2 PS connections at RAT change ....................................................................................................24
7.5 Mobility scenarios .................................................................................................................................25
7.5.1 Mobility Management procedures ...............................................................................................25
8 PSM, eDRX and deep-sleep mode ................................................................................................. 26
8.1 Power saving mode (PSM) ...................................................................................................................26
8.1.1 GSMA recommendations ...............................................................................................................26
8.1.2 Timer values .....................................................................................................................................27
8.1.3 PSM and roaming ............................................................................................................................28
8.1.4 Example of usage of PSM ..............................................................................................................28
8.2 Deep-sleep mode ...................................................................................................................................29
8.2.1 Deep-sleep aware applications and deep-sleep postponing ..................................................29
8.2.2 Deep-sleep indications ...................................................................................................................30
8.2.3 Deep-sleep state in out of service ................................................................................................30
8.3 eDRX .........................................................................................................................................................30
8.3.2 eDRX deep-sleep and paging only image ....................................................................................32
8.3.3 Functional diagram of eDRX and PSM ........................................................................................32
9 Monitoring module status ............................................................................................................... 34
9.1 Retrieve and interpret diagnostic information................................................................................34
9.1.1 Diagnostic information via URCs .................................................................................................35
9.1.2 Diagnostic information via polling ...............................................................................................36
9.2 Full-stack watchdog: how to react to unexpected conditions .....................................................38
10 Testing ................................................................................................................................................... 39
10.1 OEM production testing .......................................................................................................................39
10.1.1 Entering and exiting the RF non-signaling mode......................................................................39
10.1.2 Cellular RF functional test .............................................................................................................40
10.1.3 UTEST RX and TX non-signaling test sequence .......................................................................41
10.1.4 UTEST RF TX non-signaling continuous mode .........................................................................42
10.1.5 Digital test.........................................................................................................................................42
10.2 Network simulators testing ................................................................................................................44

Ublox SARA-R422 Specifications

General

Brand	Ublox
Model	SARA-R422
Category	Control Unit
Language	English