arduino_handler.py 文件源码

def water_potential_hydrogen_callback(msg): # float -1 ~ 1
    command = msg.data

    # reset state to idle
    actuator_state["pump_3_ph_up_1"] = False
    actuator_state["pump_4_ph_down_1"] = False

    # Set actuator_state based on command
    if command > 0:
        actuator_state["pump_3_ph_up_1"] = True
    elif command < 0:
        actuator_state["pump_4_ph_down_1"] = True


# nutrient_flora_duo_a is a "Rate" of dosage, so we can just change the dosage
# without resetting to "idle state" since that doesn't exist.