R0K572011S000BE Renesas Electronics America, R0K572011S000BE Datasheet - Page 292

• 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

Section 9 Bus State Controller (BSC)
(c)
Figure 9.28 shows the procedure for transitioning to deep-power-down mode.
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Procedure for Transition to and Recovery from Deep-Power-Down Mode
Figure 9.28 Procedure for Transition to Deep-Power-Down Mode
Access enabled status
EXENB = 1 in SDRAMC control register
Halt access
(1) Halt any DMA access to corresponding channels
(2) Halt access to corresponding channels (EXENB = 0) by means of program
(3) Confirm that EXENB has been cleared to 0
End auto-refresh
Clear DRFEN bit in SDRFCNT1 to 0
Start deep-power-down mode
(1) Confirm that all status bits in SDSTR have been cleared to 0
(2) Set deep-power-down enable bit to 1 by means of program assigned to other
assigned to other than to corresponding channel area
than to corresponding channel area
Deep-power-down mode
R01UH0026EJ0300 Rev. 3.00
SH7201 Group
Sep 24, 2010