Hello All. I'm learning Arduino, and I'm making a code of one traffic light, to control the time of the LEDs using the serial monitor, through a keyword and the time for each LED to stay on, the code for some reason only works when I try GREEN on serial, when I try to put a value on YELLOW or RED, …

In case you may be interested here is a demo of the serial input basics read with end marker and using the strtok function to read and parse your color and time data from serial monitor. The code uses the strcmp function to compare the incoming color. const byte numChars = 32; char receivedChars[n…

[solved] Serial.readStringUntil does not work correctly in my code

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groundFungus November 23, 2021, 3:39pm 4

+1 for the serial input basics tutorial.

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[solved] Serial.readStringUntil does not work correctly in my code

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