LIGAMEGA25 NO FURTHER A MYSTERY

The Mega 2560 board has a number of amenities for speaking with a computer, One more board, or other microcontrollers. The ATmega2560 gives four hardware UARTs for TTL (5V) serial conversation. An ATmega16U2 (ATmega 8U2 within the revision one and revision 2 boards) to the board channels 1 of such about USB and offers a virtual com port to computer