Set-up ESP-AT Environment on Windows using CMD

Before you start, the following environments need to be installed:

Git Bash
Python environment, suggest Python version: 3.8.7. Please ensure the installation of Python v3.8 version environment, and remember to select the option “add to PATH” during the installation process.

Using `Windows CMD` terminal:

Press Win + R, then enter cmd to open CMD terminal.

Enter a local disk，create an empty folder, enter the folder you just created:

D:

mkdir esp-at

cd esp-at

Goto the new directory you just created and clone the `esp-at` repository.

You can clone the ESP-AT repository from Github or Gitee. Please note that you have to choose the right version for your board.

Option 1: Using ESP-AT Github

git clone -b release/v2.2.0.0_esp32 https://github.com/espressif/esp-at.git
cd esp-at 
git pull
git submodule update --init --recursive

Option 2: Using ESP-AT Gitee
- First ， you need to open the Git bash CMD to clone the ESP-AT SDK
```
git clone -b release/v2.2.0.0_esp32 https://gitee.com/EspressifSystems/esp-at.git
```
- Then need to clone esp-gitee-tools
```
git clone https://gitee.com/EspressifSystems/esp-gitee-tools.git
```
- Next, goto the esp-gitee-tools directory and execute the following command:
```
cd esp-gitee-tools
pwd
export EGT_PATH=$(pwd)
```
- Last，Go back to the esp-at directory and execute the following command to clone the submodules of esp-at:
```
$EGT_PATH/submodule-update.sh
```

Goto the `esp-at` directory and use the following command to install `pip`:

cd esp-at

python -m pip install pyyaml xlrd

python -m pip --version

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In the `esp-at` directory, use the following command for module selection. This process will clone the esp-idf SDK in the `esp-at` directory:

python build.py menuconfig

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Note:

ESP-AT Environment require python version 3.8. If you didn’t success at this step, check your python environment. Switch your IDF python version to 3.8. Suggest Python version: 3.8.7
If your Windows is using Python 3.8, you can use your CMD go to esp-at/esp-idf directory and run install.bat and export.bat. Then continue from install pip step.

Goto the `esp-idf` directory and use the following command to set up ESP-IDF

cd esp-idf

set IDF_PATH=D:\esp-at\esp-at\esp-idf

install.bat

export.bat

Now, you can go back to `esp-at` directory and compile with the following command:

cd ..

python build.py build

Introductions：

If you want to modify the factory config parameter of “esp-at” , Please modify the esp-at/components/customized_partitions/raw_data/factory_param/factory_param_data.csv file.
If you want to enable the configuration of the " esp-at " command, you can enable the AT command support in " menuconfig ". As follows: