SH7065 Datasheet, PDF (375/941 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7000 Series

CKE
DREQ
FIFO
DRAK
BUS
DACK
Section 9 Direct Memory Access Controller (DMAC)
B
0
1 1 0 1 1 0 11 0 00 0
A
CPU
CPU
DMA
CPU
DMA
CPU
DMA
Notes: 1. CKE:CKM = 1:1
2. Cycle steal mode/single address transfer
3. Low level detection using 16-stage FIFO
4. DRAK and DACK are active-low.
Figure 9.20 Operation Example:
CKE = CKM, Low Level Detection, 1-Stage FIFO Used (2)
(Single Address/Cycle Steal Mode)
Rev. 5.00 Sep 11, 2006 page 353 of 916
REJ09B0332-0500