High level 

 SCU 

 DMA data transfer 

 DMA_ScuCopyMem 

 1 

 DMA data transfer end check 

 DMA_ScuResult 

 2 

 CPU 

 DMA byte data transfer 

 DMA_CpuCopy1 

3

 DMA word data transfer 

 DMA_CpuCopy2 

 4 

 DMA longword data transfer 

 DMA_CpuCopy4 

 5 

 DMA16 byte data transfer 

 DMA_CpuCopy16 

 6 

 DMA data transfer end check 

 DMA_CpuResult 

 7 

 Low Level 

 SCU 

 DMA transfer parameter setting 

 DMA_ScuSetPrm 

 8 

 DMA transfer start 

 DMA_ScuStart 

 9 

 DMA transfer abort 

 DMA_ScuStop 

 10 

 DMA all channel transfer abort 

 DMA_ScuAllStop 

 11 

 CPU 

 DMA common transfer parameter setting 

 DMA_CpuSetComPrm

12

 DMA transfer parameter setting 

 DMA_CpuSetPrm 

 13 

 DMA transfer start 

 DMA_CpuStart 

 14 

 DMA transfer abort 

 DMA_CpuStop 

 15 

 DMA all channel stop 

 DMA_CpuAllStop 

 16 

 DMA common status acquisition 

 DMA_CpuGetComStatus 

 17 

 DMA status acquisition 

 DMA_CpuGetStatus 

 18