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Microsemi IGLOO2 HPMS DDR Bridge Configuration

Microsemi-IGLOO2-HPMS-DDR-Bridge-Configuration-PRODUCT

Filifiliga Fa'atonu

O le alalaupapa HPMS DDR o se alalaupapa fa'amatalaga i le va o matai pasi e fa AHB ma se pologa pasi AXI e tasi. E fa'aputuina tusi AHB i totonu o le tusi tu'ufa'atasiga fa'apipi'i a'o le'i pa'u atu i fafo i le DDR memory. E aofia ai fo'i le faitau tu'ufa'atasi o pa'u, e mafai ai e matai o le AHB ona faitau lelei fa'amaumauga mai le manatua DDR i fafo mai se pa'u i le lotoifale. O le alalaupapa DDR e sili ona lelei le faitau ma tusitusi mai le tele o matai i se tasi mafaufauga DDR fafo. O tulafono faʻatasi o faʻamaumauga i le va o matai e fa ma le DDR memory i fafo o loʻo faʻatinoina i meafaigaluega.
O le alalaupapa DDR e tolu tusi tu'ufa'atasia / Faitau fa'amau ma le tasi faitau fa'amau. O paʻu uma i totonu o le alalaupapa DDR e faʻatinoina i latches ma e le faʻatatau i faʻalavelave faʻafuaseʻi (SEU's) o loʻo faʻaalia e SRAM. Mo fa'amatalaga atoa fa'amolemole va'ai ile Microsemi IGLOO2 User's Guide.

Tusi le Fa'ai'u Taimi Fa'asa'o

O le 10-bit timer interface lea e fa'aoga e fa'atulaga ai le taimi e fa'agata ai le resitala i totonu o le tusi fa'apipi'i module (Ata 1). O le taimi lava e o'o atu ai le taimi i le tau fa'agata, e fa'atupuina le talosaga flush e le flush controller ma afai na maua le tali mo se talosaga tusitusia muamua mai le tusitala tusitusi, o lenei talosaga e lafo i le tusitala arbiter. O lenei tusi resitala e masani mo pa puipui uma.Microsemi-IGLOO2-HPMS-DDR-Bridge-Configuration-FIG-1

  • Tele ole Itulagi e le mafai ona fa'asao - Fa'aoga le filifiliga lea e seti ai le tele o le itu e le mafai ona fa'apolopolo le tuatusi.
  • Ituaiga Itulagi e Le Fa'asaoina (Lualuga 16 bits)- Fa'aoga le filifiliga lea e seti ai le tuatusi fa'avae o se itulagi tuatusi e le mafai ona fa'afefe. Bits [15:(N – 1)] o lenei faailo e faatusatusa i le tuatusi AHB [31:(N + 15)] e siaki pe o le tuatusi o loʻo i totonu o se itulagi e le mafai ona paʻu. O le tau o le N e faʻalagolago i le tele o le itulagi e le mafai ona faʻaogaina, o lea o le tuatusi autu e faʻamatalaina e tusa ai ma le resitara DDRB_NB_SZ o loʻo umia le tau o le itulagi e le mafai ona faʻaogaina o loʻo faʻamatalaina i lenei configurator.
  • Fa'aagaoi le Tusi Tu'ufa'atasi Pape – Fa'aoga nei filifiliga e mafai ai ona fa'aagaaga le Tusi Fa'atasi Fa'amau mo le HPDMA ma le AHB Bus (SWITCH) Masters.
  • DDR Pa'u Tele mo le Faitau/tusi Fa'amau - Fa'aoga le mea lea e fa'atulaga ai le pa'u tusitusi ma faitau le lapo'a pa'u e pei o le lapo'a o le DDR. E mafai ona fa'atulagaina fa'amau i le 16-byte po'o le 32-byte tele.

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Microsemi IGLOO2 HPMS DDR Bridge Configuration [pdf] Taiala mo Tagata Fa'aoga
IGLOO2 HPMS DDR Fa'atonuga o le Alalaupapa, IGLOO2, HPMS DDR Fa'asagaga Alalaupapa, Fa'asagaga Alalaupapa, Fa'atonuga

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