OpenSprinkler Forums OpenSprinkler Unified Firmware Pausing With Sensor

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  • #76138

    Turtle_Overload
    Participant

    I am trying to alter the function of the rain sensor part of code to use the pause function instead of the standard rain delay.

    As far as modifying the firmware, is the Main.cpp the only place to edit? Sorry I am a bit new to arduino/coding.

    I dont have the hardware yet, but I understand the rain sensor(sn1) can take a digital high/low signal. is there a voltage limit on this? I assume I will use 5v from the vin port.

    #76143

    Ray
    Keymaster

    5V is the highest that can be tolerated on the sensor pin. Normally it should be 3.3V but the hardware has current limiting resistor and zener diode on the sensor pin to clamp the voltage to 3.3V.

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OpenSprinkler Forums OpenSprinkler Unified Firmware Pausing With Sensor