Description: The STM32 the GPIO notes the STM32 the input output pins following eight kinds of possible configurations: (4 input+2 output+2 multiplexed output) (1) Floating input _IN_FLOATING (2) with pull-input _IPU ③ with the drop-down input _IPD ④ simulation push-pull output for input _AIN ⑤ open-drain output _OUT_OD (6) push-pull output _OUT_PP ⑦ multiplexing function _AF_PP ⑧ reuse open-drain output _AF_OD
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STM32之GPIO笔记.doc
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