Datasheet

Table Of Contents
Section 7 DMA Controller (DMAC)
REJ09B0140-0900 Rev. 9.00 Page 151 of 846
Sep 16, 2010
H8S/2215 Group
7.2 Register Configuration
The DMAC registers are listed below.
Memory address register 0A (MAR0A)
I/O address register 0A (IOAR0A)
Transfer count register 0A (ETCR0A)
Memory address register 0B (MAR0B)
I/O address register 0B (IOAR0B)
Transfer count register 0B (ETCR0B)
Memory address register 1A (MAR1A)
I/O address register 1A (IOAR1A)
Transfer count register 1A (ETCR1A)
Memory address register 1B (MAR1B)
I/O address register 1B (IOAR1B)
Transfer count register 1B (ETCR1B)
DMA write enable register (DMAWER)
DMA control register 0A (DMACR0A)
DMA control register 0B (DMACR0B)
DMA control register 1A (DMACR1A)
DMA control register 1B (DMACR1B)
DMA band control register (DMABCR)
The DMAC register functions differs depending on the address modes: short address mode and
full address mode. The DMAC register functions are described in each address mode. Short
address mode or full address mode can be selected for channels 1 and 0 independently by means
of bits FAE1 and FAE0.