MAX-7 - Data Sheet
UBX-13004068 - R05 Production Information Contents
Page 3 of 24
Contents
Contents .............................................................................................................................. 3
1 Functional description .................................................................................................. 5
1.1 Overview .............................................................................................................................................. 5
1.2 Product features ................................................................................................................................... 5
1.3 GNSS performance ............................................................................................................................... 6
1.3.1 GPS performance .......................................................................................................................... 6
1.3.2 GLONASS performance ................................................................................................................. 7
1.4 Block diagram ....................................................................................................................................... 8
1.5 GNSS .................................................................................................................................................... 8
1.5.1 GPS ............................................................................................................................................... 8
1.5.2 GLONASS ...................................................................................................................................... 8
1.5.3 QZSS ............................................................................................................................................. 8
1.6 Augmented GNSS................................................................................................................................. 8
1.6.1 Assisted GNSS (A-GPS) .................................................................................................................. 9
AssistNow Online ......................................................................................................................................... 9
AssistNow Offline ........................................................................................................................................ 9
1.6.2 AssistNow Autonomous ................................................................................................................ 9
1.6.3 Satellite-Based Augmentation System (SBAS) ................................................................................. 9
1.7 EXTINT: External interrupt ..................................................................................................................... 9
1.7.1 Pin Control .................................................................................................................................... 9
1.7.2 Aiding ......................................................................................................................................... 10
1.8 TIMEPULSE ......................................................................................................................................... 10
1.9 Protocols and interfaces ...................................................................................................................... 10
1.10 Interfaces ........................................................................................................................................ 10
1.10.1 UART ........................................................................................................................................... 10
1.10.2 Display Data Channel (DDC) ........................................................................................................ 10
1.11 Clock generation ............................................................................................................................ 10
1.11.1 Oscillators .................................................................................................................................... 10
1.11.2 Real-Time Clock (RTC) ................................................................................................................. 11
1.12 Power management ........................................................................................................................ 11
1.12.1 DC/DC converter ......................................................................................................................... 11
1.12.2 Operating modes ........................................................................................................................ 11
1.13 Antenna .......................................................................................................................................... 12
1.13.1 Active antenna control (ANT_ON) ................................................................................................ 12
1.13.2 Antenna supervisor and short circuit detection ............................................................................ 12
2 Pin Definition .............................................................................................................. 13
2.1 Pin assignment ................................................................................................................................... 13
3 Configuration management ...................................................................................... 14