STMicroelectronics STM32WLEx Reference Manual page 12

Advanced arm-based 32-bit mcus with sub-ghz radio solution
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Contents
8.4.8
8.4.9
8.4.10
8.4.11
8.4.12
8.4.13
8.4.14
8.4.15
8.4.16
8.4.17
8.4.18
8.4.19
8.4.20
8.4.21
8.4.22
8.4.23
8.4.24
8.4.25
8.4.26
8.4.27
8.4.28
8.4.29
8.4.30
8.4.31
8.4.32
8.4.33
8.4.34
8.4.35
8.4.36
9
System configuration controller (SYSCFG) . . . . . . . . . . . . . . . . . . . . 341
9.1
SYSCFG main features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341
9.2
SYSCFG registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341
9.2.1
9.2.2
9.2.3
12/1306
GPIOx configuration lock register (GPIOx_LCKR) (x = A to B) . . . . . . 322
GPIOx alternate function low register (GPIOx_AFRL) (x = A to B) . . . 323
GPIOx alternate function high register (GPIOx_AFRH) (x = A to B) . . 323
GPIOx bit reset register (GPIOx_BRR) (x = A to B) . . . . . . . . . . . . . . . 324
GPIOC mode register (GPIOC_MODER) . . . . . . . . . . . . . . . . . . . . . . 324
GPIOC output type register (GPIOC_OTYPER) . . . . . . . . . . . . . . . . . 325
GPIOC output speed register (GPIOC_OSPEEDR) . . . . . . . . . . . . . . 325
GPIOC pull-up/pull-down register (GPIOC_PUPDR) . . . . . . . . . . . . . 326
GPIOC input data register (GPIOC_IDR) . . . . . . . . . . . . . . . . . . . . . . 327
GPIOC output data register (GPIOC_ODR) . . . . . . . . . . . . . . . . . . . . 327
GPIOC bit set/reset register (GPIOC_BSRR) . . . . . . . . . . . . . . . . . . . 328
GPIOC configuration lock register (GPIOC_LCKR) . . . . . . . . . . . . . . . 329
GPIOC alternate function low register (GPIOC_AFRL) . . . . . . . . . . . . 330
GPIOC alternate function high register (GPIOC_AFRH) . . . . . . . . . . . 330
GPIOC bit reset register (GPIOC_BRR) . . . . . . . . . . . . . . . . . . . . . . . 331
GPIOH mode register (GPIOH_MODER) . . . . . . . . . . . . . . . . . . . . . . 331
GPIO H output type register (GPIOH_OTYPER) . . . . . . . . . . . . . . . . . 332
GPIOH output speed register (GPIOH_OSPEEDR) . . . . . . . . . . . . . . 332
GPIOH pull-up/pull-down register (GPIOH_PUPDR) . . . . . . . . . . . . . 333
GPIOH input data register (GPIOH_IDR) . . . . . . . . . . . . . . . . . . . . . . 333
GPIOH output data register (GPIOH_ODR) . . . . . . . . . . . . . . . . . . . . 334
GPIO H bit set/reset register (GPIOH_BSRR) . . . . . . . . . . . . . . . . . . . 334
GPIOH configuration lock register (GPIOH_LCKR) . . . . . . . . . . . . . . . 335
GPIOH alternate function low register (GPIOH_AFRL) . . . . . . . . . . . . 336
GPIOH bit reset register (GPIOH_BRR) . . . . . . . . . . . . . . . . . . . . . . . 336
GPIOA register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 337
GPIOB register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 338
GPIOC register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 339
GPIOH register map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 340
SYSCFG memory remap register (SYSCFG_MEMRMP) . . . . . . . . . . 341
SYSCFG configuration register 1 (SYSCFG_CFGR1) . . . . . . . . . . . . 342
SYSCFG external interrupt configuration register 1
(SYSCFG_EXTICR1) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 343
RM0461 Rev 5
RM0461

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