r5f71374an80fpv Renesas Electronics Corporation., r5f71374an80fpv Datasheet - Page 220

• Manufacturer Part Number: r5f71374an80fpv
• Description: 32-bit Risc Microcomputer Superh?? Risc Engine Family
• Manufacturer: Renesas Electronics Corporation.

Section 8 Data Transfer Controller (DTC)
Rev. 1.00 Sep. 21, 2007 Page 194 of 1124
REJ09B0402-0100
Clock (Bφ)
DTC activation
request 1
DTC activation
request 2
DTC request
Bus release timing
[setting 5]
Bus release timing
[setting 3]
Bus release timing
[setting 4]
Bus release timing
[setting 1]
Bus release timing
[setting 2]
[Legend]
Note: DTC request signal indicates the state of internal bus request after the DTC activation source is determined.
Internal address
: Indicates bus release timing.
: Bus mastership is only released for the external access request from the CPU.
Data Transferred from On-Chip Peripheral Module to On-Chip RAM;
(Activated by On-Chip Peripheral Module; Iφ: Bφ: Pφ = 1: 1/2: 1/2;
Conflict of Two Activation Requests in Normal Transfer Mode
Vector
read
Figure 8.16 Example of DTC Operation Timing:
Transfer Information is Written in 3 Cycles)
Transfer information
read
transfer
Data
R
Transfer information
W
write
Vector
read
Transfer information
read
transfer
Data
R
Transfer information
W
write