STMicroelectronics STM32WLEx Reference Manual page 13

RM0461
9.2.4
9.2.5
9.2.6
9.2.7
9.2.8
9.2.9
9.2.10
9.2.11
9.2.12
10 Peripherals interconnect matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
10.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
10.2 Connection summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
10.3 Interconnection details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 352
10.3.1
10.3.2
10.3.3
10.3.4
10.3.5
10.3.6
10.3.7
10.3.8
10.3.9
10.3.10 From comparators (COMP1/COMP2) to timers
10.3.11 From system errors to timers (TIM1/TIM16/TIM17) . . . . . . . . . . . . . . . 357
10.3.12 From timers (TIM16/TIM17) to IRTIM . . . . . . . . . . . . . . . . . . . . . . . . . 357
10.3.13 From timer (LPTIM1/LPTIM2/LPTIM3/GPIO pin EXTI)
10.3.14 From timer (LPTIM3) to sub-GHz radio SPI NSS . . . . . . . . . . . . . . . . 358
11 Direct memory access controller (DMA) . . . . . . . . . . . . . . . . . . . . . . . 359
11.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 359
11.2 DMA main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 359
SYSCFG external interrupt configuration register 2
(SYSCFG_EXTICR2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 344
SYSCFG external interrupt configuration register 3
(SYSCFG_EXTICR3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 345
SYSCFG external interrupt configuration register 4
(SYSCFG_EXTICR4) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 346
SYSCFG SRAM control and status register (SYSCFG_SCSR) . . . . . 347
SYSCFG configuration register 2 (SYSCFG_CFGR2) . . . . . . . . . . . . 347
SYSCFG SRAM2 write protection register (SYSCFG_SWPR) . . . . . . 348
SYSCFG SRAM2 key register (SYSCFG_SKR) . . . . . . . . . . . . . . . . . 349
SYSCFG radio debug control register (SYSCFG_RFDCR) . . . . . . . . 349
SYSCFG register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 349
From timer (TIM1/TIM2/TIM17) to timer (TIM1/TIM2) . . . . . . . . . . . . . 352
From timer (LPTIM1/LPTIM2) to timer (LPTIM3) . . . . . . . . . . . . . . . . . 353
From timer (TIM1/TIM2) and GPIO pin EXTI to ADC/DAC . . . . . . . . . 353
From timer (LPTIM1/LPTIM2) to DAC . . . . . . . . . . . . . . . . . . . . . . . . . 354
From ADC to timer (TIM1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 354
From HSE32, LSE, LSI, MSI, MCO, RTC to timers
(TIM2/TIM16/TIM17) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 354
From RTC, TAMP, COMP1, COMP2 to low-power timers
(LPTIM1/LPTIM2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 355
From timer (TIM1/TIM2) to comparators (COMP1/COMP2) . . . . . . . . 355
From internal analog to ADC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 356
(TIM1/TIM2/TIM16/TIM17) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 356
to DMAMUX1 trigger . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 357
RM0461 Rev 5
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