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TMPR3916 датащи(PDF) 54 Page - Toshiba Semiconductor

номер детали TMPR3916
подробное описание детали  32-Bit TX System RISC TX39 Family TMPR3916
PDF  225 Pages
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производитель  TOSHIBA [Toshiba Semiconductor]
домашняя страница  http://www.semicon.toshiba.co.jp/eng
Logo TOSHIBA - Toshiba Semiconductor

TMPR3916 датащи(HTML) 54 Page - Toshiba Semiconductor

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Chapter 2 Memory Controller (MC)
Preliminary
2-5
Connection of an external slave device with a data width of 32 bit :
SYSCLK
CS[x*]
A[26:2]
BSTART*
LAST*
BURST*
RD*
ACK*
BUSERR*
BE[3:0]*
D[31:0]
SYSCLK
CS*
A
BSTART*
LAST*
BURST*
RW*
ACKOUT*
BUSERROUT*
BE[3:0]*
D[31:0]
Figure 2.2.4 32-Bit External Slave Device Connected to Memory Channel
The following figure shows the connection of a 32 bit width 16Mbit SDRAM device to the TMPR3916.
As can be seen on the chip select signal connectivity (CS0) the device is accessed via channel 0 of the
SDRAM Controller.
SYSCLK
CKE
CS0*
A[12:2]
A[16:15]
RAS*
CAS*
WE*
BE[3:0]*
D[31:0]
CLK
CKE
CS*
A[10:0]
BA[1:0]
RAS*
CAS*
WE*
DQM
DQ[31:0]
Figure 2.2.5 16 Mbit
× 32 SDRAM Device Connected to Memory Channel



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