ESP32
今天喜闻乐见的找了一万年我这个ESP32的针脚图,找不到是最真实的,并夕夕的东西果然不敢恭维。
然后我把一些搜集的资料记录了一下。
这是开发板的MicroPython官方驱动下载链接:点我
针脚图解
我的ESP32是ESP32Devkit v1,针脚图就丢下面了防止以后找不到~
对一些针脚的注释
引脚 | 输入 | 输出 | 作用 |
---|---|---|---|
3V3 | x | ✓ | 3.3v output |
GND | ✓ | x | - |
GPIO0 | pulled up | ✓ | outputs PWM signal at boot |
GPIO1 | TX pin | ✓ | debug output at boot |
GPIO2 | ✓ | ✓ | connected to on-board LED |
GPIO3 | ✓ | RX pin | HIGH at boot |
GPIO4 | ✓ | ✓ | |
GPIO5 | ✓ | ✓ | outputs PWM signal at boot |
GPIO6 | x | x | connected to the integrated SPI flash |
GPIO7 | x | x | connected to the integrated SPI flash |
GPIO8 | x | x | connected to the integrated SPI flash |
GPIO9 | x | x | connected to the integrated SPI flash |
GPIO10 | x | x | connected to the integrated SPI flash |
GPIO11 | x | x | connected to the integrated SPI flash |
GPIO12 | ✓ | ✓ | boot fail if pulled high |
GPIO13 | ✓ | ✓ | |
GPIO14 | ✓ | ✓ | outputs PWM signal at boot |
GPIO15 | ✓ | ✓ | outputs PWM signal at boot |
GPIO16 | ✓ | ✓ | |
GPIO17 | ✓ | ✓ | |
GPIO18 | ✓ | ✓ | |
GPIO19 | ✓ | ✓ | |
GPIO21 | ✓ | ✓ | |
GPIO22 | ✓ | ✓ | |
GPIO23 | ✓ | ✓ | |
GPIO24 | ✓ | ✓ | |
GPIO25 | ✓ | ✓ | |
GPIO26 | ✓ | ✓ | |
GPIO27 | ✓ | ✓ | |
GPIO32 | ✓ | ✓ | |
GPIO33 | ✓ | ✓ | |
GPIO34 | ✓ | input only | |
GPIO35 | ✓ | input only | |
GPIO36 | ✓ | input only | |
GPIO39 | ✓ | input only |
按钮的作用
- EN:复位按钮。
- Boot:下载按钮。
按下Boot键并保持,同时按一下EN键(此时不要松开Boot)进入”固件下载“模式,通过串口下载固件。
更详细的可以去看看官方文档。