ST STM32F2 User Manual

UM1940
LL EXTI Generic Driver
DocID028236 Rev 2
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56 LL EXTI Generic Driver
56.1 EXTI Firmware driver registers structures
56.1.1 LL_EXTI_InitTypeDef
Data Fields
uint32_t Line_0_31
FunctionalState LineCommand
uint8_t Mode
uint8_t Trigger
Field Documentation
uint32_t LL_EXTI_InitTypeDef::Line_0_31
Specifies the EXTI lines to be enabled or disabled for Lines in range 0 to 31 This
parameter can be any combination of EXTI_LL_EC_LINE
FunctionalState LL_EXTI_InitTypeDef::LineCommand
Specifies the new state of the selected EXTI lines. This parameter can be set either to
ENABLE or DISABLE
uint8_t LL_EXTI_InitTypeDef::Mode
Specifies the mode for the EXTI lines. This parameter can be a value of
EXTI_LL_EC_MODE.
uint8_t LL_EXTI_InitTypeDef::Trigger
Specifies the trigger signal active edge for the EXTI lines. This parameter can be a
value of EXTI_LL_EC_TRIGGER.
56.2 EXTI Firmware driver API description
56.2.1 Detailed description of functions
LL_EXTI_EnableIT_0_31
Function name
__STATIC_INLINE void LL_EXTI_EnableIT_0_31 (uint32_t
ExtiLine)
Function description
Enable ExtiLine Interrupt request for Lines in range 0 to 31.
Parameters
ExtiLine: This parameter can be one of the following values:
LL_EXTI_LINE_0
LL_EXTI_LINE_1
LL_EXTI_LINE_2
LL_EXTI_LINE_3
LL_EXTI_LINE_4
LL_EXTI_LINE_5
LL_EXTI_LINE_6
LL_EXTI_LINE_7
LL_EXTI_LINE_8
LL_EXTI_LINE_9
LL_EXTI_LINE_10
LL_EXTI_LINE_11
LL_EXTI_LINE_12
LL_EXTI_LINE_13

ST STM32F2 Specifications

General

Brand	ST
Model	STM32F2
Category	Microcontrollers
Language	English