r5s77631ay266bgv Renesas Electronics Corporation., r5s77631ay266bgv Datasheet - Page 634

• Manufacturer Part Number: r5s77631ay266bgv
• Description: Renesas 32-bit Risc Microcomputer Superhtm Risc Engine Family Sh-4a Series
• Manufacturer: Renesas Electronics Corporation.

Section 14 Direct Memory Access Controller (DMAC)
Notes: 1. The initial value is detected at low level.
Rev. 1.00 Oct. 01, 2007 Page 568 of 1956
REJ09B0256-0100
Channel
2
3
2. The initial value is low active.
DREQ2*
DACK2*
TEND2*
DREQ3*
DACK3*
TEND3*
Pin Name Function
2
2
2
2
1
1
DMA transfer request
DMA transfer request
acknowledge
DMA transfer end
notification
DMA transfer request
DMA transfer request
acknowledge
DMA transfer end
notification
I/O
Input
Output
Output
Input
Output
Output
Description
DMA transfer request input from
external device to channel 2
Strobe output from channel 2 to
external device which has output,
regarding DMA transfer request
DMA transfer end output from channel
2 to external device
DMA transfer request input from
external device to channel 3
Strobe output from channel 3 to
external device which has output,
regarding DMA transfer request
DMA transfer end output from channel
3 to external device