SH7020 Datasheet, PDF (189/509 Pages) Renesas Technology Corp – SuperH™ RISC engine

9.1.3 Pin Configuration
Table 9.1 shows the DMAC pins.
Table 9.1 Pin Configuration
Channel Name
Symbol I/O
0
DMA transfer request DREQ0 I
DMA transfer request DACK0 O
acknowledge
1
DMA transfer request DREQ1 I
DMA transfer request DACK1 O
acknowledge
Function
DMA transfer request input from
external device to channel 0
DMA transfer request acknowledge
output from channel 0 to external
device
DMA transfer request input from
external device to channel 1
DMA transfer request acknowledge
output from channel 1 to external
device
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