Provide a convenient way of referencing frequently used functions and components Package declaration Package body ħ4163 – 4-bit fully synchronous binary counter Counter operations Generate a Cout in state 15 if T=1 Cout = Q3Q2Q1Q0T Ĭase Study: Serial Adder with Accumulator Networks for Arithmetic Operations Serial Adder with Accumulator Serial-Parallel Multiplier įunctions execute a sequential algorithm and return a single value to calling program A = “ ” General form Ĥ Review: For Loops Should not be explicitly declaredĬan be used inside the loop, but cannot be changed įacilitate decomposition of VHDL code into modules Procedures can return any number of values using output parameters General form procedure procedure_name (formal-parameter-list) is begin Sequential-statements end procedure_name procedure_name (actual-parameter-list) Presentation on theme: "ECE 434 Advanced Digital System L11"- Presentation transcript:Įlectrical and Computer Engineering University of Western OntarioĢ Outline Review: VHDL Functions, Procedures, Packages & Libraries
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