DatasheetsPDF.com

ST20-GP6 Dataheets PDF



Part Number ST20-GP6
Manufacturers ST Microelectronics
Logo ST Microelectronics
Description GPS PROCESSOR
Datasheet ST20-GP6 DatasheetST20-GP6 Datasheet (PDF)

® ST20-GP6 GPS PROCESSOR PRELIMINARY DATA FEATURES s Application specific features • 12 channel GPS correlation DSP hardware, ST20 CPU (for control and position calculations) and memory on one chip • no TCXO required • RTCA-SC159 / WAAS / EGNOS supported s GPS performance • accuracy - stand alone with SA on <100m, SA off <30m - differential <1m - surveying <1cm • time to first fix - autonomous start 90s - cold start 45s - warm start 7s - obscuration 1s s Enhanced 32-bit VL-RISC CPU - C2 core •.

  ST20-GP6   ST20-GP6



Document
® ST20-GP6 GPS PROCESSOR PRELIMINARY DATA FEATURES s Application specific features • 12 channel GPS correlation DSP hardware, ST20 CPU (for control and position calculations) and memory on one chip • no TCXO required • RTCA-SC159 / WAAS / EGNOS supported s GPS performance • accuracy - stand alone with SA on <100m, SA off <30m - differential <1m - surveying <1cm • time to first fix - autonomous start 90s - cold start 45s - warm start 7s - obscuration 1s s Enhanced 32-bit VL-RISC CPU - C2 core • 16/33/50 MHz processor clock • 25 MIPS at 33 MHz • fast integer/bit operations s 64 Kbytes on-chip SRAM s 128 Kbytes on-chip ROM s Programmable memory interface • 4 separately configurable regions • 8/16-bits wide • support for mixed memory • 2 cycle external access s Programmable UART (ASC) s Parallel I/O s Vectored interrupt subsystem s Diagnostic control unit s Power management • low power operation • power down modes s Professional toolset support • ANSI C compiler/link driver and libraries • Debugging/profiling and simulation tools s Technology • Static clocked 50 MHz design • 3.3 V, sub micron technology s 100 pin PQFP package s JTAG Test Access Port December 1998 The information in this datasheet is subject to change GPS radio ST20-GP6 12 channel GPS hardware DSP ST20 CPU Low power controller Real time clock/calendar Interrupt controller Serial communications 2 UART (ASC) Programmable memory interface Parallel input/output . . . 16 64K SRAM Diagnostic control unit 128K optional mask ROM Test access port APPLICATIONS s Global Positioning System (GPS) receivers s Car navigation systems s Fleet management systems s Time reference for telecom systems 42 1707 02 1/123 ST20-GP6 Contents 1 2 3 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . ST20-GP6 architecture overview . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 7 Digital signal processing module . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 3.1 DSP module registers ........................................................................................................................... 13 4 Central processing unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19 4.1 4.2 4.3 4.4 4.5 4.6 Registers ............................................................................................................................................... 19 Processes and concurrency ................................................................................................................. 20 Priority ................................................................................................................................................... 22 Process communications .........................................................................................................


ST20-JPI ST20-GP6 ST20-GP1


@ 2014 :: Datasheetspdf.com :: Semiconductors datasheet search & download site.
(Privacy Policy & Contact)