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|   12 |\n\n## Commands\n\n* `MTD+ERASE:ALL!`: Erase Full Flash Chip\n* `MTD+ERASE:0x%x+0x%x`: Erase Flash: Addr Length\n* `MTD+WRITE:0x%x+0x%x`: Write Flash: Addr Length\n* `MTD+READ:0x%x+0x%x`: Read Flash: Addr Length\n* `MTD+INFO?`: Flash Info\n\n## Preparing\n\n### Obtain the Source\n\n```\ngit clone --recursive https://github.com/redchenjs/bluetooth_flash_programmer_esp32.git\n```\n\n### Update an existing repository\n\n```\ngit pull\ngit submodule update --init --recursive\n```\n\n### Setup the Tools\n\n```\n./esp-idf/install.sh\n```\n\n## Building\n\n### Setup the environment variables\n\n```\nexport IDF_PATH=$PWD/esp-idf\nsource ./esp-idf/export.sh\n```\n\n### Configure\n\n```\nidf.py menuconfig\n```\n\n* All project configurations are under the `Bluetooth Flash Programmer` menu.\n\n### Flash \u0026 Monitor\n\n```\nidf.py flash 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