R0K572030S000BE Renesas Electronics America, R0K572030S000BE Datasheet - Page 465

• Manufacturer Part Number: R0K572030S000BE
• Description: KIT DEV FOR SH7203
• Manufacturer: Renesas Electronics America
• Series: Renesas Starter Kits (RSK)r
• Type: MCUr

Specifications of R0K572030S000BE

• Contents: CPU Board, LCD Module, E10A-Lite Emulator, Cable, QuickStart Guide and CD-ROM
• Silicon Manufacturer: Renesas
• Kit Contents: Board
• Silicon Family Name: SH7203
• Silicon Core Number: R5S72030W200FP
• Tool / Board Applications: General Purpose MCU, MPU, DSP, DSC
• Mcu Supported Families: SH7203
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• For Use With/related Products: SH7203
• Lead Free Status / Rohs Status: Compliant

Section 10 Direct Memory Access Controller (DMAC)
Figure 10.6 shows an example of DMA transfer timing in dual address mode.
CKIO
Transfer source
Transfer destination
A25 to A0
address
address
CSn
D31 to D0
RD
WEn
DACKn
(Active-low)
Data read cycle
Data write cycle
(1st cycle)
(2nd cycle)
Note: In transfer between external memories, with DACK output in the read cycle,
DACK output timing is the same as that of CSn.
Figure 10.6 Example of DMA Transfer Timing in Dual Mode
(Transfer Source: Normal Memory, Transfer Destination: Normal Memory)
Rev. 3.00 Sep. 28, 2009 Page 433 of 1650
REJ09B0313-0300