| ESP8266-01 | 电阻 | Arduino uno R3 |
| VCC | 无 | 3.3V |
| GND | 无 | GND |
| RXD | 无 | TX |
| TXD | 无 | RX |
| CH_PD | 10K | 3.3V |
| LED灯 | 电阻 | Arduino uno R3 |
| 正极 | 10K | pin4 |
| 负极 | 无 | GND |
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