Table 72. Dmamux1: Assignment Of Multiplexer Inputs To Resources; Table 73. Dmamux1: Assignment Of Trigger Inputs To Resources - STMicroelectronics STM32WLEx Reference Manual

DMA request multiplexer (DMAMUX)
DMA
request
MUX input
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
Trigger input
10
11
384/1306

Table 72. DMAMUX1: assignment of multiplexer inputs to resources

Resource
dmamux_req_gen0
dmamux_req_gen1
dmamux_req_gen2
dmamux_req_gen3
ADC
DAC_OUT1
SPI1_RX
SPI1_TX
SPI2_RX
SPI2_TX
I2C1_RX
I2C1_TX
I2C2_RX
I2C2_TX
I2C3_RX
I2C3_TX
USART1_RX
USART1_TX
USART2_RX
USART2_TX
LPUART1_RX

Table 73. DMAMUX1: assignment of trigger inputs to resources

Resource
0 EXTI LINE0
1 EXTI LINE1
2 EXTI LINE2
3 EXTI LINE3
4 EXTI LINE4
5 EXTI LINE5
6 EXTI LINE6
7 EXTI LINE7
8 EXTI LINE8
9 EXTI LINE9
EXTI LINE10
EXTI LINE11
DMA
request Resource
MUX input
22 LPUART1_TX
23 TIM1_CH1
24 TIM1_CH2
25 TIM1_CH3
26 TIM1_CH4
27 TIM1_UP
28 TIM1_TRIG
29 TIM1_COM
30 TIM2_CH1
31 TIM2_CH2
32 TIM2_CH3
33 TIM2_CH4
34 TIM2_UP
35 TIM16_CH1
36 TIM16_UP
37 TIM17_CH1
38 TIM17_UP
39 AES_IN
40 AES_OUT
41 SUBGHZSPI_RX
42 SUBGHZSPI_TX
Trigger input
16
17
18
19
20
21
22
23
24
25
26
27
RM0461 Rev 5
RM0461
DMA
request Resource
MUX input
43 Reserved
44 Reserved
45 Reserved
46 Reserved
47 Reserved
48 Reserved
49 Reserved
50 Reserved
51 Reserved
52 Reserved
53 Reserved
54 Reserved
55 Reserved
56 Reserved
57 Reserved
58 Reserved
59 Reserved
60 Reserved
61 Reserved
62 Reserved
63 Reserved
Resource
dmamux_evt0
dmamux_evt1
LPTIM1_OUT
LPTIM2_OUT
LPTIM3_OUT
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved
Reserved