Renesas H8S Family Hardware Manual page 220

Section 7 Data Transfer Controller (DTC)
Source flag cleared
Clear
controller
Clear
DTCER
Clear request
Select
On-chip
DTC
peripheral
module
IRQ interrupt
Interrupt
request
CPU
Interrupt controller
DTVECR
Interrupt mask
Figure 7.2 Block Diagram of DTC Activation Source Control
Rev. 1.00 Mar. 12, 2008 Page 172 of 1178
REJ09B0403-0100