Datasheet

Section 7 Data Transfer Controller [H8S/2138 Group]
Rev. 4.00 Jun 06, 2006 page 181 of 1004
REJ09B0301-0400
7.3.9 Operation Timing
Figures 7.10 to 7.12 show examples of DTC operation timing.
DTC activation
request
DTC
request
Address
Vector read
Transfer
information read
Transfer
information write
Data transfer
Read Write
φ
Figure 7.10 DTC Operation Timing (Normal Mode or Repeat Mode)
Read Write Read Write
Data transfer
Transfer
information write
Transfer
information read
Vector read
φ
DTC activation
request
DTC request
Address
Figure 7.11 DTC Operation Timing (Block Transfer Mode, with Block Size of 2)