SH7670 Datasheet, PDF(296/1292 Page) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7670 Series

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SH7670 Datasheet, PDF (296/1292 Pages) Renesas Technology Corp – 32-Bit RISC Microcomputer SuperHTM RISC engine Family / SH7670 Series

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Section 7 Bus State Controller (BSC)

CKIO

A25 to A0

BA1*1

BA0*2

A12/A11*3

CSn

RAS

CAS

RD/WR

DQMxx

D31 to D0

BS

DACKn*4

Tp

Tpw

Trr

Trc

PALL

REF

Trc

Trr

Trc

REF

Trc Tmw Tnop Temw Tnop

MRS

EMRS

Hi-Z

Notes:

1. Address pin to be connected to pin BA1 of SDRAM.

2. Address pin to be connected to pin BA0 of SDRAM.

3. Address pin to be connected to pin A10 of SDRAM.

4. The waveform for DACKn is when active low is specified.

Figure 7.29 EMRS Command Issue Timing

Rev. 1.00 Nov. 14, 2007 Page 270 of 1262

REJ09B0437-0100

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