diff --git a/projects/01-morse-tx/main.py b/projects/01-morse-tx/main.py
new file mode 100644
index 0000000..92a9659
--- /dev/null
+++ b/projects/01-morse-tx/main.py
@@ -0,0 +1,41 @@
+import sys
+from time import sleep_ms
+
+from modulino import ModulinoBuzzer
+
+buzzer = ModulinoBuzzer()
+
+
+duration = 200 # duration in millisecond
+
+dit = duration
+dah = 3 * duration
+
+pause = duration
+letterPause = 2 * duration
+wordPause = 6 * duration  # in total 7 duration
+
+
+while True:
+    print("Insert the message:")
+    data = sys.stdin.readline()
+    for l in data:
+      print(l)
+      if l == " ":
+        sleep_ms(wordPause)
+      else:
+        if l == "s":
+          buzzer.tone(440, dit, True)
+          sleep_ms(pause)
+          buzzer.tone(440, dit, True)
+          sleep_ms(pause)
+          buzzer.tone(440, dit, True)
+          sleep_ms(pause)
+        elif l == "o":
+          buzzer.tone(440, dah, True)
+          sleep_ms(pause)
+          buzzer.tone(440, dah, True)
+          sleep_ms(pause)
+          buzzer.tone(440, dah, True)
+          sleep_ms(pause)
+        sleep_ms(letterPause)