R0K572011S000BE Renesas Electronics America, R0K572011S000BE Datasheet - Page 295

• Manufacturer Part Number: R0K572011S000BE
• Description: KIT STARTER FOR SH7201
• Manufacturer: Renesas Electronics America
• Series: Renesas Starter Kits (RSK)r
• Type: MCUr

Specifications of R0K572011S000BE

• Contents: CPU Board, LCD Display Module, E8 Emulator, Cable, QuickStart Guide and CD-ROM
• For Use With/related Products: SH7201
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

SH7201 Group
• Multiple Write Timing Setting Examples
R01UH0026EJ0300 Rev. 3.00
Sep 24, 2010
Figures 9.33 to 9.35 show the correspondence between the timing of multiple write operations
involving 4 data units and the set values of the SDRAMm timing register (SDmTR). Table
9.13 shows the SDRAMm timing register (SDmTR) set values for each figure.
CKIO
SDRAM command
Data bus
CKIO
SDRAM command
Data bus
ACT: Row and bank activation command
RD:
PRA: Precharge-all command
(ACT-PRA)
DRAS
Figure 9.31 Multiple Read Timing Example 2
Figure 9.32 Multiple Read Timing Example 3
ACT
ACT: Row and bank activation command
RD:
PRA: Precharge-all command
(ACT-RD)
(ACT-PRA)
Read command
DRCD
DRAS
ACT
Read command
(ACR-RD)
DRCD
DSL
DSL
RD
(RD-d)
DCL
RD
(RD-d)
RD
DCL
Multiple read
RD
Multiple read
RD
RD
d0
RD
d0
RD
d1
PRA
d1
(PRA-next)
Section 9 Bus State Controller (BSC)
DPCG
PRA
d2
(PRA-next)
DPCG
DSL
d2
DSL
d3
DSL
d3
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