1.将用户目录\.platformio\platforms\espressif32\boards\esp32-c3-devkitm-1.json复制到用户目录\.platformio\platforms\espressif32\boards\esp32-c3-2m.json

2.修改esp32-c3-2m.json文件：

{
  "build": {
    "flash_mode": "dio",
	...
  },
  "upload": {
    "flash_size": "2MB",
    "maximum_size": 2097152,
	...
  }
}

3.复制用户目录\.platformio\packages\framework-arduinoespressif32\tools\partitions\minimal.csv分区文件到platformio.ini所在目录。

4.在platformio.ini文件中添加如下内容：

board_build.partitions = minimal.csv