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ST STM32F412 User Manual

ST STM32F412
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Contents RM0402
8/1163 RM0402 Rev 6
9.5.4 DMA high interrupt flag clear register (DMA_HIFCR) . . . . . . . . . . . . . 219
9.5.5 DMA stream x configuration register (DMA_SxCR) . . . . . . . . . . . . . . . 220
9.5.6 DMA stream x number of data register (DMA_SxNDTR) . . . . . . . . . . 223
9.5.7 DMA stream x peripheral address register (DMA_SxPAR) . . . . . . . . . 224
9.5.8 DMA stream x memory 0 address register
(DMA_SxM0AR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
9.5.9 DMA stream x memory 1 address register
(DMA_SxM1AR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 224
9.5.10 DMA stream x FIFO control register (DMA_SxFCR) . . . . . . . . . . . . . . 225
9.5.11 DMA register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 227
10 Interrupts and events . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231
10.1 Nested vectored interrupt controller (NVIC) . . . . . . . . . . . . . . . . . . . . . . 231
10.1.1 NVIC features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231
10.1.2 SysTick calibration value register . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231
10.1.3 Interrupt and exception vectors . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 231
10.2 External interrupt/event controller (EXTI) . . . . . . . . . . . . . . . . . . . . . . . . 231
10.2.1 EXTI main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 235
10.2.2 EXTI block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
10.2.3 Wakeup event management . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 236
10.2.4 Functional description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 237
10.2.5 External interrupt/event line mapping . . . . . . . . . . . . . . . . . . . . . . . . . 238
10.3 EXTI registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
10.3.1 Interrupt mask register (EXTI_IMR) . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
10.3.2 Event mask register (EXTI_EMR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . 239
10.3.3 Rising trigger selection register (EXTI_RTSR) . . . . . . . . . . . . . . . . . . 241
10.3.4 Falling trigger selection register (EXTI_FTSR) . . . . . . . . . . . . . . . . . . 242
10.3.5 Software interrupt event register (EXTI_SWIER) . . . . . . . . . . . . . . . . 243
10.3.6 Pending register (EXTI_PR) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 244
10.3.7 EXTI register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 245
11 Flexible static memory controller (FSMC) . . . . . . . . . . . . . . . . . . . . . 246
11.1 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 246
11.2 FSMC main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 246
11.3 FMC block diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 247
11.4 AHB interface . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 248
11.4.1 Supported memories and transactions . . . . . . . . . . . . . . . . . . . . . . . . 248

Table of Contents

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ST STM32F412 Specifications

General IconGeneral
BrandST
ModelSTM32F412
CategoryMicrocontrollers
LanguageEnglish

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