Morse code can be used in various ways, such as with pen and paper or with the aid of light and sound. Although Morse code has a limited usage area today, it is still being used in aviation, amateur radio activities, and assistive technology (AT). Morse code had extensive usage in the past, especially in the military. Morse on May 24, 1844, to open the Baltimore-Washington telegraph line. 'What hath God wrought' was the first official message sent by Samuel F.B. What Was the First Message Sent by Morse Code? However, according to Cyrus Hamlin's memoirs and The New York Times obituary published on April 3, 1872, Samuel Morse received not a patent, but an order of the Ottoman Empire, the Order of Glory, instead. On the other hand, some sources claim that Samuel Morse received a patent issued by an Ottoman Sultan, Abdulmejid I, for the Morse code. patent – US1647A – for dot-dash telegraphy signals on June 20, 1840. Morse code was developed in the 1830s then improved in the 1840s by Morse's assistant, Alfred Lewis Vail. Morse is known to have invented Morse code.
Morse code is a character-encoding scheme that allows operators to send messages using a series of electrical pulses represented as short or long pulses, dots, and dashes.