r8a77850anbg Renesas Electronics Corporation., r8a77850anbg Datasheet - Page 1609

• Manufacturer Part Number: r8a77850anbg
• Description: Renesas 32-bit Risc Microcomputer Superh? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

CSn
RD/WR
D31 to D0
(Read)
BS
RDY
CLKOUT
A25 to A5
A4 to A0
RD
DACKn
(SA: IO ← memory)
DACKn
(DA)
Legend:
IO:
SA:
DA:
Note: DACK is configured as active-high.
DACK device
Single-address DMA transfer
Dual-address DMA transfer
Figure 32.13 Burst ROM Bus Cycle (No Wait)
t
DACD
t
t
t
T1
t
t
t
RWD
RSD
BSD
DACD
AD
CSD
t
RDS
t
TB2
DACD
t
t
RSD
BSD
TB1
t
t
AD
DACD
t
RDH
TB2
TB1
Rev.1.00 Jan. 10, 2008 Page 1579 of 1658
TB2
TB1
32. Electrical Characteristics
t
RDS
T2
t
DACD
REJ09B0261-0100
t
t
t
t
RWD
RSD
AD
CSD
t
RDH