The outer-most layer is the Tool/IDE services, which includes all the features needed Visual Studio like code completion and errorcorrection.
最外层的是工具/IDE服务,它包括了所有Visual Studio所需的特性,如代码完成与纠错。
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You can detect the presence of back blocks from a failed flash operation (such as an Erase) or an invalid Write operation (discovered through an invalid ErrorCorrectionCode, or ECC).