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ST STM32G473 User Manual

ST STM32G473
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RM0440 Rev 4 11/2126
RM0440 Contents
48
10.2.2 SYSCFG configuration register 1 (SYSCFG_CFGR1) . . . . . . . . . . . . 370
10.2.3 SYSCFG external interrupt configuration register 1
(SYSCFG_EXTICR1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 372
10.2.4 SYSCFG external interrupt configuration register 2
(SYSCFG_EXTICR2) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 373
10.2.5 SYSCFG external interrupt configuration register 3
(SYSCFG_EXTICR3) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 374
10.2.6 SYSCFG external interrupt configuration register 4
(SYSCFG_EXTICR4) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 376
10.2.7 SYSCFG CCM SRAM control and status register (SYSCFG_SCSR) . 377
10.2.8 SYSCFG configuration register 2 (SYSCFG_CFGR2) . . . . . . . . . . . . 378
10.2.9 SYSCFG CCM SRAM write protection register (SYSCFG_SWPR) . . 379
10.2.10 SYSCFG CCM SRAM key register (SYSCFG_SKR) . . . . . . . . . . . . . 379
10.2.11 SYSCFG register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 380
11 Peripherals interconnect matrix . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 381
11.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 381
11.2 Connection summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 382
11.3 Interconnection details . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 384
11.3.1 From timer (TIMx, HRTIM) to timer (TIMx) . . . . . . . . . . . . . . . . . . . . . 384
11.3.2 From timer (TIMx, HRTIM) and EXTI to ADC (ADCx) . . . . . . . . . . . . . 386
11.3.3 From ADC (ADCx) to timer (TIMx, HRTIM) . . . . . . . . . . . . . . . . . . . . . 388
11.3.4 From timer (TIMx, HRTIM) and EXTI to DAC (DACx) . . . . . . . . . . . . . 388
11.3.5 From HSE, LSE, LSI, HSI16, MCO, RTC to timer (TIMx) . . . . . . . . . . 389
11.3.6 From RTC, COMPx to low-power timer (LPTIM1) . . . . . . . . . . . . . . . . 390
11.3.7 From timer (TIMx) to comparators (COMPx) . . . . . . . . . . . . . . . . . . . . 391
11.3.8 From internal analog source to ADC (ADCx), comparator (COMPx)
and OPAMP (OPAMPx) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 391
11.3.9 From comparators (COMPx) to timers (TIMx, HRTIM) . . . . . . . . . . . . 395
11.3.10 From system errors to timers (TIMx) and HRTIM . . . . . . . . . . . . . . . . 401
11.3.11 From timers (TIM16/TIM17) to IRTIM . . . . . . . . . . . . . . . . . . . . . . . . . 401
12 Direct memory access controller (DMA) . . . . . . . . . . . . . . . . . . . . . . . 402
12.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 402
12.2 DMA main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 402
12.3 DMA implementation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 403
12.3.1 DMA1 and DMA2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 403
12.3.2 DMA request mapping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 403

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ST STM32G473 Specifications

General IconGeneral
BrandST
ModelSTM32G473
CategoryMicrocontrollers
LanguageEnglish

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