README.md

Sub-directories in this lesson:

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+---CMSIS           - CMSIS (Cortex Microcontroller Software Interface Standard)
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+---ek-tm4c123gxl   - support code for EK-TM4C123GXL (TivaC Launchpad) board 
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\---tm4c123-keil
        ...
        lesson.uvprojx - KEIL project for TM4C123 (TivaC LaunchPad)