Datasheet

Table Of Contents
Section 8 Data Transfer Controller (DTC)
REJ09B0140-0900 Rev. 9.00 Page 217 of 846
Sep 16, 2010
H8S/2215 Group
Table 8.3 summarizes DTC functions.
Table 8.3 Overview of DTC Functions
Address Register
Transfer Mode Activation Source Source Destination
Normal mode
One byte or one word data is transferred
in response to a single transfer request.
The memory address is incremented by
1 or 2.
The number of times of data transfer is
designated as 1 to 65,536.
Repeat mode
One byte or one word data is transferred
in response to a single transfer request.
The memory address is incremented by
1 or 2.
When the specified number of transfers
(1 to 256) have ended, the initial state is
restored, and transfer is repeated.
Block transfer mode
The data of the specified block is
transferred in response to a single
transfer request.
The block size is designated as 1 to 256
bytes or words.
The number of times of data transfer is
designated as 1 to 65,536.
Either the transfer source or destination
is designated as a block area.
IRQ
TGI for TPU
CMI for 8-bit timer
TXI and RXI for
SCI
ADI for A/D
converter
DEND for DMAC
Software
24 bits 24 bits