HD6412373R RENESAS [Renesas Technology Corp], HD6412373R Datasheet - Page 378

• Manufacturer Part Number: HD6412373R
• Description: Renesas 16-Bit Single-Chip Microcomputer H8S Family/H8S/2300 Series
• Manufacturer: RENESAS [Renesas Technology Corp]

Section 7 DMA Controller (DMAC)
Table 7.4
Transfer Mode
Short
address
mode
Rev.7.00 Mar. 18, 2009 page 310 of 1136
REJ09B0109-0700
DMAC Transfer Modes
Dual address mode
• 1-byte or 1-word transfer
• Specify source and
(1) Sequential mode
• Memory address
• Number of transfers: 1 to
(2) Idle mode
• Memory address fixed
• Number of transfers: 1 to
(3) Repeat mode
• Memory address
• Continues transfer after
Single address mode
• 1-byte or 1-word transfer
• 1-bus cycle transfer by
• Sequential mode, idle
for a single transfer request
destination addresses to
transfer data in two bus
cycles.
incremented or
decremented by 1 or 2
65,536
65,536
incremented or
decremented by 1 or 2
sending number of
transfers (1 to 256) and
restoring the initial value
for a single transfer request
means of DACK pin instead
of using address for
specifying I/O
mode, or repeat mode can
be specified
Transfer Source
• TPU channel 0 to 5
• SCI transmission
• SCI reception complete
• A/D converter
• External request
• External request
compare match/input
capture A interrupt
complete interrupt
interrupt
conversion end
interrupt
Remarks
• Up to 4 channels can
• External request applies
• Single address mode
• Up to 4 channels can
• External request applies
• Single address mode
operate independently
to channel B only
applies to channel B only
operate independently
to channel B only
applies to channel B only