HD6417706 RENESAS [Renesas Technology Corp], HD6417706 Datasheet - Page 314

• Manufacturer Part Number: HD6417706
• Description: Renesas 32-Bit RISC Microcomputer Super RISC engine Family/SH7700 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Rev. 4.00, 03/04, page 268 of 660
Internal
addresu bus
Internal data bus
DMAC indirect
address buffer
DMAC data
buffer
D31 to D0
A25 to A0
CK
Notes:
Figure 9.10 Example of Transfer Timing in the Indirect Address Mode
1. The internal address bus value does not change, and controlled by the port.
2. The DMAC does not fetch the value until 32-bit data is output to the internal data bus.
Transfer source
address (H)
(1st)
Transfer source
address
Indirect
address(H)
Address read cycle
Transfer source address
*
1
Transfer source
address (L)
(2nd)
in the Dual Address Mode
Indirect
address(L)
NOP
*
2
NOP
cycle
NOP
Indirect
address
Indirect address
Indirect address
Data
read cycle
(3rd)
Transfer
data
Transfer
data
NOP
cycle
NOP
Transfer
data
Transfer destination
address
Data
write cycle
(4th)
Transfer
data
Transfer
data