You should be using 115200,n81 for the putty terminal console settings. It’s a serial connection and will be an odd com port you can find which one by opening windows device management and expanding com ports. the USB to com port is the one you will use as a serial connection. Mines com4 but it changes occasionally. Also make sure your using the MICRO USB slot, not the two regular USB ports. Your green light should light on the board when your computer is plugged into the espresso micro port.
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