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ST STM32F2 User Manual

ST STM32F2
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LL GPIO Generic Driver
UM1940
936/1371
DocID028236 Rev 2
(GPIO_TypeDef * GPIOx, uint32_t Pin)
Function description
Return gpio alternate function of a dedicated pin from 8 to 15 for a
dedicated port.
Parameters
GPIOx: GPIO Port
Pin: This parameter can be one of the following values:
LL_GPIO_PIN_8
LL_GPIO_PIN_9
LL_GPIO_PIN_10
LL_GPIO_PIN_11
LL_GPIO_PIN_12
LL_GPIO_PIN_13
LL_GPIO_PIN_14
LL_GPIO_PIN_15
Return values
Returned: value can be one of the following values:
LL_GPIO_AF_0
LL_GPIO_AF_1
LL_GPIO_AF_2
LL_GPIO_AF_3
LL_GPIO_AF_4
LL_GPIO_AF_5
LL_GPIO_AF_6
LL_GPIO_AF_7
LL_GPIO_AF_8
LL_GPIO_AF_9
LL_GPIO_AF_10
LL_GPIO_AF_11
LL_GPIO_AF_12
LL_GPIO_AF_13
LL_GPIO_AF_14
LL_GPIO_AF_15
Notes
Possible values are from AF0 to AF15 depending on target.
Reference Manual to
LL API cross
reference:
AFRH AFSELy LL_GPIO_GetAFPin_8_15
LL_GPIO_LockPin
Function name
__STATIC_INLINE void LL_GPIO_LockPin (GPIO_TypeDef *
GPIOx, uint32_t PinMask)
Function description
Lock configuration of several pins for a dedicated port.
Parameters
GPIOx: GPIO Port
PinMask: This parameter can be a combination of the
following values:
LL_GPIO_PIN_0
LL_GPIO_PIN_1
LL_GPIO_PIN_2
LL_GPIO_PIN_3
LL_GPIO_PIN_4
LL_GPIO_PIN_5

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ST STM32F2 Specifications

General IconGeneral
BrandST
ModelSTM32F2
CategoryMicrocontrollers
LanguageEnglish

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