The difference between HAL library output level and pull up/pull down - Code World

The difference between HAL library output level and pull up/pull down

Enterprise 2023-04-08 12:46:17 views: null

Friends who come from the standard library may be a little confused about these two selections

GPIO output level is the potential of the port after initialization in output mode (high or low)

GPIO Pull-up/Pull-down is the potential in input mode, such as key detection

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Origin blog.csdn.net/lllmeimei/article/details/129163267

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