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Posted on August 25, 2013 at 14:46I'm new on STM32F407 and STM32F4xx DSP and Standard Peripherals Library. And now I've got some question.1) GPIO timingWhen I code            GPIOF->BSRRH = 0x0100U;            GPIOF->BSRRL = 0x0100U;            GPIO...