M32C85 Datasheet, PDF (166/542 Pages) Renesas Technology Corp – 16/32-BIT SINGLE-CHIP MICROCOMPUTER M16C FAMILY / M32C/80 SERIES

M32C/85 Group (M32C/85, M32C/85T)
13. DMAC
When DMA transfer request signals by external source are applied to INT0 and
INT1 simultaneously and a DMA transfer with minimum cycle occurs
CPU Clock
DMA0
DMA1
CPU
INT0
DRQ Bit in
DMA0 Register
INT1
DRQ Bit in
DMA1 Register
Figure 13.7 DMA Transfer by External Source
Bus
privilege
acquired
Rev. 1.03 Jul. 01, 2005 Page 143 of 494
REJ09B0037-0103