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Field
Name
R/W
Description
When MSIZE= '01' (16 bits) and MEMADDR[0] bit is not used, it will be
aligned with 16-bit address automatically during transmission.
When MSIZE= '10' (32 bits) and MEMADDR[1:0] bit is not used, it will be
aligned with 32-bit address automatically during transmission.
DMA channel selection register (DMA_CHSEL) (only apply to
APM32F030xC)
Offset address: 0xA8
Reset value: 0x0000 0000
Field
Name
R/W
Description
3:0
CHSEL1 R/W
DMA Channel 1 Select
DMA request mapping of Channel 1.
7:4
CHSEL2 R/W
DMA Channel 2 Select
DMA request mapping of Channel 2.
11:8
CHSEL3 R/W
DMA Channel 3 Select
DMA request mapping of Channel 3.
15:12 CHSEL4 R/W
DMA Channel 4 Select
DMA request mapping of Channel 4.
19:16 CHSEL5 R/W
DMA Channel 5 Select
DMA request mapping of Channel 5.
31:20
Reserved