I loaded the AltSoftSerial library via the library manager. Test 1: Load the Echo sketch to a bare Arduino UNO and jump pins 8 and 9 (ie., the only thing attached is the USB cable and a single jumper). The serial monitor showed a echo. (when pins 8/9 were not jumped, then nothing happened). This se…

Getting started with AltSoftSerial

DKWatson April 2, 2018, 3:05am 3

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