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Table 3
Macro Definitions Used in Sample Program
Macro Definition
DMA_SIZE_BYTE
DMA_SIZE_WORD
DMA_SIZE_LONG
DMA_SIZE_LONGx4
DMA_INT_DISABLE
DMA_INT_ENABLE
REJ06B0734-0101/Rev.1.01
Data Transfer to On-chip Peripheral Modules with DMAC
Setting Value
Description
H'0000
Byte transfer
H'0001
Word transfer
H'0002
Longword transfer
H'0003
16-byte transfer
H'0000
DMA transfer end interrupt disabled
H'0010
DMA transfer end interrupt enabled
START
Initialize DMAC/enable transfer
io_init_dma1()
Initialize SCIF/enable
transmission and transmission
interrupts
io_init_scif()
No
DMA transfer
completed?
END
Figure 4 Flowchart of Sample Program
December 2008
SH7263/SH7203 Group
Yes
Page 8 of 17
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