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推挽开漏.md

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推挽 & 开漏

Screenshot from 2024-07-05 08-58-09

推挽模式

GPIO 配置为高电平为推,低电平为挽

推:

Screenshot from 2024-07-05 08-40-21

挽:

Screenshot from 2024-07-05 08-41-29

开漏模式

一般都会配上拉电阻

Screenshot from 2024-07-05 08-44-42

功能:

1.控制高电平电压

example: 芯片引脚使用3.3V enable,可使用推挽模式控制

Screenshot from 2024-07-05 08-47-37

2.多GPIO控制同一个输入

Screenshot from 2024-07-05 08-56-36