import fs using fs, load the file I have called inputfile ignore comments as you read the file let program_counter = 0; create an interval with setInterval you choose interval call function executeCore Read data from your file that is pointed to by PC PC 0 = line 0 Implement a delay timeout with interrupt from MAR/DMA to notify CPU when memory is ready Copy the data pointed to by the PC into the IR IR commands: Initialize: set all four registers to 0 SET: prepare to specify which register register 0 is set SAVE ...