Dma Interrupt Flag Clear Register (Dma - STMicroelectronics STM32F05 series Reference Manual

Advanced arm-based 32-bit mcus
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RM0091
10.4.2
DMA interrupt flag clear register (DMA_IFCR)
Address offset: 0x04
Reset value: 0x0000 0000
31
30
29
28
Res.
Res.
Res.
Res.
15
14
13
12
CTEIF4 CHTIF4 CTCIF4 CGIF4 CTEIF3 CHTIF3 CTCIF3 CGIF3 CTEIF2 CHTIF2 CTCIF2 CGIF2 CTEIF1 CHTIF1 CTCIF1 CGIF1
w
w
w
Bits 31:28
Reserved, must be kept at reset value.
Bits 19, 15, 11, 7, 3 CTEIFx: Channel x transfer error clear (x = 1 ..5)
This bit is set and cleared by software.
0: No effect
1: Clears the corresponding TEIF flag in the DMA_ISR register
Bits 18, 14, 10, 6, 2 CHTIFx: Channel x half transfer clear (x = 1 ..5)
This bit is set and cleared by software.
0: No effect
1: Clears the corresponding HTIF flag in the DMA_ISR register
Bits 17, 13, 9, 5, 1 CTCIFx: Channel x transfer complete clear (x = 1 ..5)
This bit is set and cleared by software.
0: No effect
1: Clears the corresponding TCIF flag in the DMA_ISR register
Bits 16, 12, 8, 4, 0 CGIFx: Channel x global interrupt clear (x = 1 ..5)
This bit is set and cleared by software.
0: No effect
1: Clears the GIF, TEIF, HTIF and TCIF flags in the DMA_ISR register
27
26
25
Res.
Res.
Res.
11
10
9
w
w
w
w
Doc ID 018940 Rev 1
Direct memory access controller (DMA)
24
23
22
21
Res.
Res.
Res.
Res.
8
7
6
5
w
w
w
w
20
19
18
17
Res.
CTEIF5 CHTIF5 CTCIF5 CGIF5
w
w
w
4
3
2
1
w
w
w
w
16
w
0
w
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