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补充 Banban 引脚表文档

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stu2not
2026-07-07 16:58:39 +08:00
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# Banban 引脚
来源图片：`docs/fa05f36990d894df4e095839d10d9f07.png`
| 功能 | 功能引脚 | 芯片引脚 | 备注 |
| --- | --- | ---: | --- |
| 开关机按键【按键1号】 | power-KEY | 7 | 按键按下拉低 |
| 3.3V电源使能引脚 | GPIO53 | 23 | 高电平使能 |
| 按键2号 | GPIO84 | 19 | 低电平时引脚被按下 |
| 板载LED灯驱动 | GPIO27 | 16 | 高电平亮灯 |
| NFC_INT引脚 | GPIO6 | 55 | |
| 8311-SCL | I2C_SCL | 67 | |
| 8311-SDA | I2C_SDA | 66 | |
| NFC_SCL | I2C1-SCL | 68 | |
| NFC_SDA | I2C1-SDA | 69 | |
| 8311-SCLK | PCM-CLK | 30 | |
| 8311-DSDOUT | PCM-DIN | 33 | |
| 8311-DSDIN | PCM-DOUT | 32 | |
| 8311-LRCK | PCM-SYNC | 31 | |
| 功放使能引脚 | GPIO26 | 25 | 高电平使能 |