R0K572030S000BE Renesas Electronics America, R0K572030S000BE Datasheet - Page 427

• 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

Figure 10.1 shows the block diagram of the DMAC.
RDMATCR:
DMATCR:
RSAR:
SAR:
RDAR:
DAR:
[Legend]
(with acknowledge)
DREQ0 to DREQ3
DACK0 to DACK3,
TEND0, TEND1
(memory mapped)
External ROM
External RAM
External device
External device
peripheral module
DMA transfer acknowledge signal
memory
On-chip
Interrupt controller
On-chip
DMA transfer request signal
DMA reload transfer count register
DMA transfer count register
DMA reload source address register
DMA source address register
DMA reload destination address register
DMA destination address register
Figure 10.1 Block Diagram of DMAC
Bus state
controller
CHCR:
DMAOR:
DMARS0 to DMARS3:
HEIn:
DEIn:
n = 0 to 7
HEIn
DEIn
interface
Register
Request
Iteration
Start-up
Section 10 Direct Memory Access Controller (DMAC)
control
priority
control
control
Bus
control
DMA channel control register
DMA operation register
DMA extension resource selectors 0 to 3
DMA transfer half-end interrupt request to the CPU
DMA transfer end interrupt request to the CPU
Rev. 3.00 Sep. 28, 2009 Page 395 of 1650
DMAC module
RDMATCRn
to DMARS3
DMATCRn
DMARS0
DMAOR
RDARn
CHCRn
RSARn
SARn
DARn
REJ09B0313-0300