This is a 8051 Microcontroller based Morse Code encoder using 4x4 keypad. Output is provided using LED's. Three LED's are used although one LED is enough. The MORSE LED is used for the morse code ...

This FPGA (Field-Programmable Gate Array) is interfaced with LCD (Liquid-Crystal Display) and hex keypad, has created a very comfortable environment for CMOS digital integrated circuits testing.