H8S15 Datasheet, PDF (277/904 Pages) Renesas Technology Corp – Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2200 Series

H8S/2215 Group
Section 8 Data Transfer Controller (DTC)
φ
DTC activation
request
DTC
request
Address
Vector read
Data transfer
Read Write Read Write
Transfer
information read
Transfer
information write
Figure 8.11 DTC Operation Timing (Example of Block Transfer Mode,
with Block Size of 2)
φ
DTC activation
request
DTC
request
Address
Vector read
Data transfer
Read Write
Data transfer
Read Write
Transfer
information read
Transfer Transfer
information information
write
read
Transfer
information write
Figure 8.12 DTC Operation Timing (Example of Chain Transfer)
8.5.7 Number of DTC Execution States
Table 8.7 lists execution status for a single DTC data transfer, and table 8.8 shows the number of
states required for each execution status.
REJ09B0140-0900 Rev. 9.00
Sep 16, 2010
Page 223 of 846