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how to use EXTI in stm32F030?

Abhishek.gupta
Associate II

There are 3 interrupt handler EXTI0__1 ,EXTI2__3, EXTI 14__5

how they can be used since it can be working in EV board but i am not able to work it in STM32F3K6

2 REPLIES 2

Just modify some of the existing examples.

EXTI0__1 sinks EXTI0 and EXTI1 interrupt sources

EXTI 14__5 sinks EXTI5, EXTI6, EXTI7, EXTI8, EXTI9, EXTI10, EXTI1, EXTI2, EXTI3, and EXTI4, ie from GPIO_PINS 5..14 (ONE PIN/BANK per source)

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Abhishek.gupta
Associate II

Sir,

If I want to take PA3 pin as external interrupt and take decision on PA9 pin than which EXTI__ will be use and how i can select them.

Please help me in understanding this.