ComputerMax-external.tst

// This file is part of www.nand2tetris.org
// and the book "The Elements of Computing Systems"
// by Nisan and Schocken, MIT Press.
// File name: projects/05/ComputerMax-external.tst

load Computer.hdl,
output-file ComputerMax-external.out,
compare-to ComputerMax-external.cmp,
output-list time%S1.4.1 reset%B2.1.2 RAM16K[0]%D1.7.1 RAM16K[1]%D1.7.1 RAM16K[2]%D1.7.1;

// Load a program written in the Hack machine language.
// The program computes the maximum of RAM[0] and RAM[1] 
// and writes the result in RAM[2].
ROM32K load Max.hack,

// first run: compute max(3,5)
set RAM16K[0] 3,
set RAM16K[1] 5,
output;

repeat 14 {
    tick, tock, output;
}

// reset the PC
set reset 1,
tick, tock, output;

// second run: compute max(23456,12345)
set reset 0,
set RAM16K[0] 23456,
set RAM16K[1] 12345,
output;

// The run on these inputs needs less cycles (different branching)
repeat 10 {
    tick, tock, output;
}