HD6417750 Datasheet, PDF (545/1039 Pages) Renesas Technology Corp – SuperH RISC engine

14.1.3 Pin Configuration (SH7750, SH7750S)
Tables 14.1 and 14.2 show the DMAC pins.
Table 14.1 DMAC Pins
Channel
0
Pin Name
Abbreviation
DMA transfer
request
'5(43
'5(4 acceptance DRAK0
confirmation
DMA transfer end DACK0
notification
1
DMA transfer
'5(44
request
'5(4 acceptance DRAK1
confirmation
DMA transfer end DACK1
notification
I/O
Input
Output
Output
Input
Output
Output
Function
DMA transfer request input from
external device to channel 0
Acceptance of request for DMA
transfer from channel 0 to external
device
Notification to external device of start
of execution
Strobe output to external device of
DMA transfer request from channel 0
to external device
DMA transfer request input from
external device to channel 1
Acceptance of request for DMA
transfer from channel 1 to external
device
Notification to external device of start
of execution
Strobe output to external device of
DMA transfer request from channel 1
to external device
Rev. 6.0, 07/02, page 493 of 986