Hitachi H8S/2633 Hardware Manual page 303

Single Address Mode (Write): Figure 8-29 shows a transfer example in which TEND output is
enabled and byte-size single address mode transfer (write) is performed from an external device to
external 8-bit, 2-state access space.
ø
Address bus
HWR
LWR
DACK
TEND
release
Figure 8-29 Example of Single Address Mode (Byte Write) Transfer
278
DMA write DMA write
Bus Bus
release
DMA write
Bus Bus
release release
DMA
DMA write
dead
Last transfer Bus
cycle release