the decoder will have as input the push button and switch keys. One can either use more than one PushButton to represent dots and dashes or use the switch keys and a time counter for more realistic implementation. In the second case a 1-second pulses will represent dots, and a 3-second pulses represent dashes.
The decoder letter ( decoder output ) should be displayed on at least one of the following board's output:
the 16x2 LCD module
the RED LED
the 7-segment displayed
Please check attached file for more details
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Undergraduate of Electronics and Communication engineering . Also, Member and Technical head of Student chapter IETE of our [login to view URL] a part my academic study I'm also involved in working on Verilog.