Circuitpython Morse Code Receiver

morse_receiver_cp.py

import time
import board
from adafruit_circuitplayground import cp
import digitalio
from analogio import AnalogIn

inputPin = cp.light

THRESHOLD = 2000
DELAY_SECONDS = 0.005
TOTAL_RECORD_TIME = 10.0
elapsedTime = 0.0
oldTime = time.monotonic()
data = []


def thresholdValue(value):
    if(value > THRESHOLD):
        return 1
    else:
        return 0


while (elapsedTime < TOTAL_RECORD_TIME):
    currentTime = time.monotonic()
    pinValue = cp.light
    recordValue = pinValue#thresholdValue(pinValue)

    #print("{0},{1}".format(elapsedTime, recordValue))
    data.append([elapsedTime,recordValue])

    time.sleep(DELAY_SECONDS)
    elapsedTime += currentTime - oldTime
    oldTime = currentTime


for row in data:
    print("{0},{1}".format(row[0], row[1]))