(1. create an image file
Use CMD to enter the tools directory of the Android SDK and execute mksdcard creation. For example, my tool directory is e:\skyland\android-sdk-windows-1.0_ r2\tools>;
Then: e:\skyland\android-sdk-windows-1.0_ r2\tools> mksdcard 128M sdcard. img
The first parameter is the capacity of the sdcard to be created (the capacity is determined by itself). The second parameter is the name of the sdcard 2 Start Android simulator with sdcard)