ST STM32L0x3 User Manual

Direct memory access controller (DMA) RM0367
286/1043 RM0367 Rev 7
11.6.7 DMA channel selection register (DMA_CSELR)
Address offset: 0xA8
Reset value: 0x0000 0000
This register is used to manage the mapping of DMA channels as detailed in Section 11.3.2:
DMA request mapping.
11.6.8 DMA register map
The table below gives the DMA register map and reset values.
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
Res. Res. Res. Res. C7S[3:0] C6S[3:0] C5S[3:0]
rw rw rw rw rw rw rw rw rw rw rw rw
1514131211109876543210
C4S[3:0] C3S[3:0] C2S[3:0] C1S[3:0]
rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw rw
Bits 31:28 Reserved, must be kept at reset value.
Bits 27:24 C7S[3:0]: DMA channel 7 selection
Details available in Section 11.3.2: DMA request mapping
Bits 23:20 C6S[3:0]: DMA channel 6 selection
Details available in Section 11.3.2: DMA request mapping
Bits 19:16 C5S[3:0]: DMA channel 5 selection
Details available in Section 11.3.2: DMA request mapping
Bits 15:12 C4S[3:0]: DMA channel 4 selection
Details available in Section 11.3.2: DMA request mapping
Bits 11:8 C3S[3:0]: DMA channel 3 selection
Details available in Section 11.3.2: DMA request mapping
Bits 7:4 C2S[3:0]: DMA channel 2 selection
Details available in Section 11.3.2: DMA request mapping
Bits 3:0 C1S[3:0]: DMA channel 1 selection
Details available in Section 11.3.2: DMA request mapping
Table 54. DMA register map and reset values
Offset Register
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16 15 14 13 12
11
10
9 8 7 6 5 4 3 2 1 0
0x000
DMA_ISR
Res. Res. Res. Res.
TEIF7
HTIF7 TCIF7
GIF7
TEIF6
HTIF6 TCIF6
GIF6
TEIF5
HTIF5 TCIF5
GIF5
TEIF4
HTIF4 TCIF4
GIF4
TEIF3
HTIF3 TCIF3
GIF3
TEIF2
HTIF2 TCIF2
GIF2
TEIF1
HTIF1 TCIF1
GIF1
Reset value 0000000000000000000000000000
0x004
DMA_IFCR
Res. Res. Res. Res.
CTEIF7
CHTIF7 CTCIF7
CGIF7
CTEIF6
CHTIF6 CTCIF6
CGIF6
CTEIF5
CHTIF5 CTCIF5
CGIF5
CTEIF4
CHTIF4 CTCIF4
CGIF4
CTEIF3
CHTIF3 CTCIF3
CGIF3
CTEIF2
CHTIF2 CTCIF2
CGIF2
CTEIF1
CHTIF1 CTCIF1
CGIF1
Reset value 0000000000000000000000000000
0x008
DMA_CCR1
Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res. Res.
MEM2MEM
PL[1:0]
MSIZE[1:0]
PSIZE[1:0]
MINC
PINC
CIRC
DIR
TEIE
HTIE TCIE
EN
Reset value 000000000000000

ST STM32L0x3 Specifications

General

Brand	ST
Model	STM32L0x3
Category	Microcontrollers
Language	English