from microbit import *
# Morse Code Text Sender.  G3RSP December 2016
# Version 1
# Key out on pin 1
# Speed volts on pin 2
# textcounter = message string index
# char = ASCII character to be sent
# mc = morse "code" integer string
# elcounter = mc index
lookup = {
 "a": [1, 0, 1, 1, 1, 0],
 "b": [1, 1, 1, 0, 1, 0, 1, 0, 1, 0],
 "c": [1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0],
 "d": [1, 1, 1, 0, 1, 0, 1, 0],
 "e": [1, 0],
 "f": [1, 0, 1, 0, 1, 1, 1, 0, 1, 0],
 "g": [1, 1, 1, 0, 1, 1, 1, 0, 1, 0],
 "h": [1, 0, 1, 0, 1, 0, 1, 0],
 "i": [1, 0, 1, 0],
 "j": [1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0],
 "k": [1, 1, 1, 0, 1, 0, 1, 1, 1, 0],
 "l": [1, 0, 1, 1, 1, 0, 1, 0, 1, 0],
 "m": [1, 1, 1, 0, 1, 1, 1, 0],
 "n": [1, 1, 1, 0, 1, 0],
 "o": [1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0],
 "p": [1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0],
 "q": [1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0],
 "r": [1, 0, 1, 1, 1, 0, 1, 0],
 "s": [1, 0, 1, 0, 1, 0],
 "t": [1, 1, 1, 0],
 "u": [1, 0, 1, 0, 1, 1, 1, 0],
 "v": [1, 0, 1, 0, 1, 0, 1, 1, 1, 0],
 "w": [1, 0, 1, 1, 1, 0, 1, 1, 1, 0],
 "x": [1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0],
 "y": [1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0],
 "z": [1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0],
 "1": [1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0],
 "2": [1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0],
 "3": [1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0],
 "4": [1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0],
 "5": [1, 0, 1, 0, 1, 0, 1, 0, 1, 0],
 "6": [1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 0],
 "7": [1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 0],
 "8": [1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0],
 "9": [1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0],
 "0": [1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0],
 "/": [1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0],
 ".": [1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0],
 ",": [1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0],
 "?": [1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 0],
 " ": [0, 0],
 "(": [1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0],
 ")": [1, 1, 1, 0, 1, 0, 1, 1, 1, 0, 1, 1, 1, 0, 1, 0, 1, 1, 1, 0],
 "=": [1, 1, 1, 0, 1, 0, 1, 0, 1, 0, 1, 1, 1, 0]
 }


def decode(buffer):
    return lookup.get(buffer)


def send_text():
    textcounter = 0
    while textcounter < len(text):
        char = text[textcounter]
        buffer = char
        mc = decode(buffer)
        elcounter = 0
        speed = pin2.read_analog()
        speed = speed/4
        textcounter = textcounter + 1
        sleep(speed * 2)
        while elcounter < len(mc):
            pin1.write_digital(mc[elcounter])
            sleep(speed)
            elcounter = elcounter + 1


msg1 = "abcdefghijklmnopqrstuvwxyz1234567890/.,?(=)"
msg2 = "cq the quick brown fox jumped over the lazy dogs"

while True:
    if button_a.is_pressed():
        text = msg1
        send_text()
    elif button_b.is_pressed():
            text = msg2
            send_text()