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update: 修改780EP关于gpio额外说明和i2c默认配置引脚错误的描述
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PKM-Bai committed Aug 12, 2024
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|功能 |软件含义 |对应的GPIO|对应的PAD|备注|
|---------|---------|---------|---------|----|
|I2C0_SCL | I2C0时钟 | GPIO18 | 13 |GPIO功能看后面描述|
|I2C0_SDA | I2C0数据 | GPIO19 | 14 |GPIO功能看后面描述|
|I2C1_SCL | I2C1时钟 | GPIO9 | 24 |与SPI0冲突|
|I2C1_SDA | I2C1数据 | GPIO8 | 23 |与SPI0冲突|
|I2C0_SCL | I2C0时钟 | GPIO15 | 30 |与SPI1冲突|
|I2C0_SDA | I2C0数据 | GPIO14 | 29 |与SPI1冲突|
|I2C1_SCL | I2C1时钟 | GPIO18 | 13 |GPIO功能看后面描述|
|I2C1_SDA | I2C1数据 | GPIO19 | 14 |GPIO功能看后面描述|

注意:

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## GPIO额外说明

1. AONGPIO是休眠时仍可维持高电平的GPIO,但驱动能力很弱
2. 普通GPIO在配置成输入/中断模式时,上下拉无法设置,如果默认上下拉不能满足要求,可以设置成`0`来取消默认上下拉,然后外部加上下拉

## 虚拟GPIO

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