Pin Configuration; Register Configuration - Hitachi SH7095 Hardware User Manual

9.1.3

Pin Configuration

Table 9.1 shows the DMAC pins.
Table 9.1 DMAC Pin Configuration
Channel Name
0 DMA transfer request
DMA transfer request
acknowledge
1 DMA transfer request
DMA transfer request
acknowledge
9.1.4

Register Configuration

Table 9.2 summarizes the DMAC registers. The DMAC has a total of 13 registers. Each channel
has six control registers. One control register is shared by all channels.
224 Hitachi
Symbol I/O Function
DREQ0 I DMA transfer request input from external
device to channel 0
DACK0 O DMA transfer request acknowledge output
from channel 0 to external device
DREQ1 I DMA transfer request input from external
device to channel 1
DACK1 O DMA transfer request acknowledge output
from channel 1 to external device