Table 7-1 (2)
Overview of DMAC Functions (Full Address Mode)
Transfer Mode
•
Normal mode
Auto-request
Transfer request retained
internally
Transfers continue for the
specified number of times (1 to
65,536)
Choice of burst or cycle steal
transfer
External request
1-byte or 1-word transfer
executed for one transfer request
1 to 65,536 transfers
•
Block transfer mode
Specified block size transfer
executed for one transfer request
1 to 65,536 transfers
Either source or destination
specifiable as block area
Block size: 1 to 256 bytes or
words
Rev.6.00 Oct.28.2004 page 168 of 1016
REJ09B0138-0600H
Transfer Source
Source
•
24
Auto-request
•
External request
•
24
TPU channel 0 to
5 compare
match/input
capture A
interrupts
•
SCI transmission
data empty
interrupt
•
SCI reception data
full interrupt
•
External request
•
A/D converter
conversion end
interrupt
Address Register Bit Length
Destination
24
24