Morse code source for Raspberry pi

README.md

How it works?

See an explanation in this post:

https://dev.to/halcolo/morse-code-in-raspberry-pi-1h9b

morse_binary_conventions.py

letters = {
    "A" : [0,1],
    "B" : [1,0,0,0],
    "C" : [1,0,1,0],
    "D" : [1,0,0],
    "E" : [0],
    "F" : [0,0,1,0],
    "G" : [1,1,0],
    "H" : [0,0,0,0],
    "I" : [0,0],
    "J" : [0,1,1,1],
    "K" : [1,0,1],
    "L" : [0,1,0,0],
    "M" : [1,1],
    "N" : [1,0],
    "O" : [1,1,1],
    "P" : [0,1,1,0],
    "Q" : [1,1,0,1],
    "R" : [0,1,0],
    "S" : [0,0,0],
    "T" : [1],
    "U" : [0,0,1],
    "V" : [0,0,0,1],
    "W" : [0,1,1],
    "X" : [1,0,0,1],
    "Y" : [1,0,1,1],
    "Z" : [1,1,0,0],
    "1" : [0,1,1,1,1],
    "2" : [0,0,1,1,1],
    "3" : [0,0,0,1,1],
    "4" : [0,0,0,0,1],
    "5" : [0,0,0,0,0],
    "6" : [1,0,0,0,0],
    "7" : [1,1,0,0,0],
    "8" : [1,1,1,0,0],
    "9" : [1,1,1,1,0],
    "0" : [1,1,1,1,1],
    " " : [2],
}

morse_code_binary_handler.py

import RPi.GPIO as GPIO
import time
from morse_binary_conventions import letters


def led_control(time_sleep):
    GPIO.output(PIN, GPIO.HIGH)
    time.sleep(time_sleep)
    GPIO.output(PIN, GPIO.LOW)
    time.sleep(0.5)


PIN = 7
GPIO.setmode(GPIO.BOARD)
GPIO.setup(PIN, GPIO.OUT)

word = str(input("Write a word: "))
word = list(word.upper())


for letter in word:
    time.sleep(3)
    bin_letter = letters[letter]
    print(bin_letter)
    for number in bin_letter:
        if number == 1:
            led_control(0.5)
        elif number == 0:
            led_control(0.2)
        else:
            time.sleep(1)
            
GPIO.cleanup()

morse_code_handler.py

import RPi.GPIO as GPIO
import time
from morse_coded_letters import letters


def led_control(time_sleep):
    GPIO.output(PIN, GPIO.HIGH)
    time.sleep(time_sleep)
    GPIO.output(PIN, GPIO.LOW)
    time.sleep(0.5)


PIN = 7
GPIO.setmode(GPIO.BOARD)
GPIO.setup(PIN, GPIO.OUT)

word = str(input("Write a word: "))
word = list(word.upper())


for letter in word:
    time.sleep(2)
    bin_letter = letters[letter]
    print(bin_letter)
    for codes in bin_letter:
        if codes == "-":
            led_control(0.5)
        elif codes == ".":
            led_control(0.2)
        elif codes == "/":
            time.sleep(1)

GPIO.cleanup()

morse_coded_letters.py

letters = {
      'A': '.-', 
      'B': '-...', 
      'C': '-.-.', 
      'D': '-..', 
      'E': '.', 
      'F': '..-.', 
      'G': '--.', 
      'H': '....', 
      'I': '..', 
      'J': '.---', 
      'K': '-.-', 
      'L': '.-..', 
      'M': '--', 
      'N': '-.', 
      'O': '---', 
      'P': '.--.', 
      'Q': '--.-', 
      'R': '.-.', 
      'S': '...', 
      'T': '-', 
      'U': '..-', 
      'V': '...-', 
      'W': '.--', 
      'X': '-..-', 
      'Y': '-.--', 
      'Z': '--..', 
      '1': '.----', 
      '2': '..---', 
      '3': '...--', 
      '4': '....-', 
      '5': '.....', 
      '6': '-....', 
      '7': '--...', 
      '8': '---..', 
      '9': '----.', 
      '0': '-----', 
      ' ': '/'
          }