Figure 7.26 Example Of Single Address Mode Transfer (Byte Read); Figure 7.27 Example Of Single Address Mode (Word Read) Transfer - Renesas H8S/2368 Series Hardware Manual

Address bus
release

Figure 7.26 Example of Single Address Mode Transfer (Byte Read)

Figure 7.27 shows a transfer example in which TEND output is enabled and word-size single
address mode transfer (read) is performed from external 8-bit, 2-state access space to an external
device.
Address bus
Bus
release

Figure 7.27 Example of Single Address Mode (Word Read) Transfer

A byte or word transfer is performed for a single transfer request, and after the transfer, the bus is
released. While the bus is released, one or more bus cycles are executed by the CPU or DTC.
Rev. 2.00, 05/03, page 258 of 820
DMA read DMA read
Bus Bus
release
DMA read
Bus
release
DMA read DMA read
Bus Bus
release release
DMA read
Bus
release
DMA
dead
Last transfer Bus
cycle release
DMA
DMA read dead
Last transfer Bus
cycle release