Page 4 of 44
2011-07-04
UC430_Datasheet
1 Contents
2 Overview .............................................................................................................................................................. 6
2.1 General ........................................................................................................................................................ 6
2.2 Block diagram .............................................................................................................................................. 7
2.3 Frequency Plan ............................................................................................................................................ 7
2.4 General Specifications ................................................................................................................................. 7
3 Operation ............................................................................................................................................................. 9
3.1 Operating modes......................................................................................................................................... 9
3.2 Full on mode ............................................................................................................................................... 9
3.2.1 Host port configuration .......................................................................................................................... 9
3.2.2 Power management system modes ....................................................................................................... 9
3.2.3 Updates in ROM firmware .................................................................................................................... 10
3.2.4 Patching ROM firmware ....................................................................................................................... 10
3.2.5 Self-Assistance – Client Generated EE usage ........................................................................................ 11
3.2.6 Almanac Based Positioning ................................................................................................................... 11
3.3 Hibernate state ......................................................................................................................................... 11
3.4 Reset state................................................................................................................................................. 11
4 Connectivity ....................................................................................................................................................... 13
4.1 Pad Assignments ....................................................................................................................................... 13
4.2 Power supply ............................................................................................................................................. 15
4.3 Host port configuration ............................................................................................................................. 16
4.4 Host port UART ......................................................................................................................................... 16
4.5 Host port SPI ............................................................................................................................................. 16
4.6 Host port I
2
C .............................................................................................................................................. 17
4.7 ON_OFF control input ............................................................................................................................... 18
4.8 Reset input ................................................................................................................................................ 19
4.9 Antenna input ........................................................................................................................................... 20
4.10 Active GPS antenna ................................................................................................................................... 20
4.10.1 Jamming Remover ............................................................................................................................ 20
4.11 Dead Reckoning I
2
C bus ............................................................................................................................. 20
4.12 Time Mark TM ........................................................................................................................................... 21
4.13 Wakeup ..................................................................................................................................................... 22
4.14 Interrupt inputs EIT and EIT2 .................................................................................................................... 22
4.15 ELCK signal ................................................................................................................................................. 22
4.16 TSYNC signal .............................................................................................................................................. 22
4.17 Mechanical Dimensions ............................................................................................................................ 22