SH7065 Datasheet, PDF (376/941 Pages) Renesas Technology Corp – Renesas 32-Bit RISC Microcomputer SuperH RISC engine Family/SH7000 Series

Section 9 Direct Memory Access Controller (DMAC)
CKE
DREQ
FIFO
B
0
1 1 0 1 1 0 00 0 00 0
DRAK
A
BUS
DACK
CPU
CPU
DMA(R) DMA(W) DMA(R) DMA(W) CPU
Notes: 1. CKE:CKM = 1:1
2. Burst mode/dual address transfer
3. Low level detection using 16-stage FIFO
4. DRAK and DACK are active-low.
Figure 9.21 Operation Example:
CKE = CKM, Low Level Detection, 1-Stage FIFO Used (3)
(Dual Address/Burst Mode)
Rev. 5.00 Sep 11, 2006 page 354 of 916
REJ09B0332-0500