VHDL Syntax : language constraints should be 15 characters or less signal internal_trap_properly_received should not be confusing signal BaudRateCounter and signal Baud_Rate_Counter which are different identifiers BUT !!!! signal Baud_Rate_Counter and signal baud_rate_counter ARE THE SAME IDENTIFIER TO THE COMPILER vHDl iS nOT cASe SenSITivE At aLl unix based tools are !