HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 354

• Manufacturer Part Number: HD6412320
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family H8S-2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 8 Data Transfer Controller
Table 8.3
Transfer Mode
•
•
•
Note: * The DMAC is not supported in the H8S/2321.
Rev.6.00 Sep. 27, 2007 Page 324 of 1268
REJ09B0220-0600
Normal mode
⎯ One transfer request transfers one byte
⎯ Memory addresses are incremented
⎯ Up to 65,536 transfers possible
Repeat mode
⎯ One transfer request transfers one byte
⎯ Memory addresses are incremented
⎯ After the specified number of transfers
Block transfer mode
⎯ One transfer request transfers a block
⎯ Block size is from 1 to 256 bytes or words
⎯ Up to 65,536 transfers possible
⎯ A block area can be designated at either
or one word
or decremented by 1 or 2
or one word
or decremented by 1 or 2
(1 to 256), the initial state resumes and
operation continues
of the specified size
the source or destination
DTC Functions
Activation Source
•
•
•
•
•
•
•
IRQ
TPU TGI
8-bit timer CMI
SCI TXI or RXI
A/D converter
ADI
DMAC DEND *
Software
Transfer
Source
24 bits
Address Registers
Transfer
Destination
24 bits