Dma Implementation; Dma; Dma Request Mapping; Dma Functional Description - ST STM32G0 1 Series Reference Manual

Direct memory access controller (DMA)
10.3

DMA implementation

10.3.1

DMA

The devices incorporate one or two DMA controller instances. The following implementation
table shows the number of DMA channels for either instance. A dash indicates that the
instance is not implemented.
Number of channels
10.3.2

DMA request mapping

The DMA controller is connected to DMA requests from the AHB/APB peripherals through
the DMAMUX peripheral.
For the mapping of the different requests, refer to the
implementation.
10.4

DMA functional description

10.4.1

DMA block diagram

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Table 46. DMA implementation

DMA1
DMA2
RM0444 Rev 5
STM32G031xx
STM32G041xx
5
-
Section 11.3: DMAMUX
STM32G051xx
STM32G061xx STM32G0B1xx
STM32G071xx STM32G0C1xx
STM32G081xx
7
-
RM0444
7
5