HD6412320 RENESAS [Renesas Technology Corp], HD6412320 Datasheet - Page 250

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

Section 7 DMA Controller (Not Supported in the H8S/2321)
Table 7.1 (2) Overview of DMAC Functions (Full Address Mode)
Transfer Mode
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Rev.6.00 Sep. 27, 2007 Page 220 of 1268
REJ09B0220-0600
Auto-request
External request
Normal mode
⎯ Transfer request retained internally
⎯ Transfers continue for the specified
⎯ Choice of burst or cycle steal
⎯ 1-byte or 1-word transfer executed
⎯ 1 to 65,536 transfers
Block transfer mode
⎯ Specified block size transfer
⎯ 1 to 65,536 transfers
⎯ Either source or destination
⎯ Block size: 1 to 256 bytes or words
number of times (1 to 65,536)
transfer
for one transfer request
executed for one transfer request
specifiable as block area
Transfer Source
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Auto-request
External request
TPU channel 0 to
5 compare
match/input
capture A
interrupt
SCI transmit-
data-empty
interrupt
SCI receive-
data-full interrupt
External request
A/D converter
conversion end
interrupt
Source
24
24
Address Register Bit Length
Destination
24
24