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4.8.2.2 Sensitivity Settings
For LEA-4A, TIM-4A and TIM-4S:
TIM-4x LEA-4A
GPSMODE3
[PU]
GPSMODE2
[PU]
Description
z
0 0 Auto
z
1 FastMode
0
z
0 Normalsensitivitymode
z
1
z z
1 1 Highsensitivitymode
z:Available
Table 48: Sensitivity Settings with GPSMODE pins (for TIM-4x and LEA-4A)
For LEA-4S:
LEA-4S GPSMODE23 [PU] Description
z
Auto
0
z
1 Highsensitivitymode
z:Availab
Table 49: ODE pins (for LEA-4S)
4.8.2.3
le
Sensitivity Settings with GPSM
Serial I/O Configuration
To d ined and all protocols
are a tput).
han le the serial I/O configuration with GPSMODE pins, there are message sets def
en bled on all ports (forinputandou
TIM
L AE
GPSMODE USART1/ USB USART2 Messages
Information Messages Information Messages
12
PU
6
PU
5
PD
OutputProtocol/Baudrate(kBaud)
(UBXINF) (NMEATXT)
z
NMEA/19.2 High User,Notice,Warning, Error0 0 0 UBX/57.6
z
User,Notice,Warning,Error0 0 1 UBX/38.4 NMEA/9.6 Med
z
0 1 0 UBX/19.2 NMEA/4.8 Low User,Notice,Warning,Error
z
0 1 1 -/Auto -/Auto Off None None
z z
1 0 0 NMEA/19.2 UBX/57.6 High User,Notice,Warning,Error
z z
1 0 1 NMEA/4.8 UBX/19.2 Low User,Notice,Warning,Error
z z
1 1 0 NMEA / 9.6
(default)
UBX / 38.4
(default)
Med User, Notice, Warning,
Error
z z
1 1 1 UBX/115.2 NMEA/19.2 Debug All
z:Available/J
Table 50: Serial I/O configuration with GPSMODE pins
AllavailableUSARTportsacceptinputmessagesinallthreesupportedprotocols(NMEA,RTCM,andUBX)atthe
configuredbaudrate.Inputmessagesofallthreeprotocolscanbearbitrarilymixed.Responsetoaqueryinput
messagewillalwaysusethesameprotocolasthequeryinputmessage.
Thefollowingmessage
settingsareusedintheTable 50above:
:Defaultsetting
GPSModules-SystemIntegrationManual(SIM)(incl.ReferenceDesign) ReceiverDescription
GPS.G4-MS4-05007-A1
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