AN3128 datasheet(82/105 Pages) STMICROELECTRONICS

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Multi-input embedded GUI library firmware

AN3128

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Doc ID 16918 Rev 5

4.6.23

GL_NVIC_PriorityGroupConfig HAL function

Table 62 describes the GL_NVIC_PriorityGroupConfig function of the hardware abstraction

layer.

4.6.24

GL_EXTI_DeInit HAL function

Table 63 describes the GL_EXTI_DeInit function of the hardware abstraction layer.

Output parameter {x}

None

Return value

None

Required preconditions None

Called functions

NVIC_Init (NVIC_InitStruct);

Table 61.

GL_NVIC_Init (continued)

Name

Description

Table 62.

GL_NVIC_PriorityGroupConfig

Name

Description

Function name

GL_NVIC_PriorityGroupConfig

Function prototype

void GL_NVIC_PriorityGroupConfig (GL_uint32_t NVIC_PriorityGroup)

Behavior description

Configures the priority grouping: pre-emption priority and subpriority

Input parameter {x}

NVIC_PriorityGroup: specifies the priority grouping bits length. This

parameter can be one of the following values:

– NVIC_PriorityGroup_0: 0 bits for pre-emption priority, 4 bits for subpriority

– NVIC_PriorityGroup_1: 1 bits for pre-emption priority, 3 bits for subpriority

– NVIC_PriorityGroup_2: 2 bits for pre-emption priority, 2 bits for subpriority

– NVIC_PriorityGroup_3: 3 bits for pre-emption priority, 1 bits for subpriority

– NVIC_PriorityGroup_4: 4 bits for pre-emption priority, 0 bits for subpriority

Output parameter {x}

None

Return value

None

Required preconditions None

Called functions

NVIC_PriorityGroupConfig (NVIC_PriorityGroup)

Table 63.

GL_EXTI_DeInit

Name

Description

Function name

GL_EXTI_DeInit

Function prototype

void GL_EXTI_DeInit (void)

Behavior description

Deinitializes the EXTI peripheral registers to their default reset values

Input parameter {x}

None

Output parameter {x}

None

Return value

None

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