LI E MAN COMPUTER ASSIGNMENT-(STUDENTS The following Little Man Computer instructions and data are found in memory and the IOR (lnput/Output Register) 12 LDA 70 13ADD 80 70 230 80 210 Show the contents of the PC, MAR, MDR, IR, and A registers at the conclusion of each step of the fetch-execute cycle for instruction 13 Note that for instruction 12, changes in register values are in a larger, bolded font. (- - - in instruction 12 is the value from the previous instruction) MAR 12 12 PC 12 Mem[MAR MDR12 12 decoder 12 IR[address]MAR | 12 Mem[MAR]MDRI 12 Instruction 12 PC-MAR MDR IR 570 570 570 570 230 230 230 MDR IR 570 570 570 570 570 570 IR 12 70 70 70 70 230 230 PC +1 PC 13 Instruction 13 PC MAR MDR IR PCMAR Mem[MAR]MDR MDR IR IR[opcode] decoder IR[address]->MAR Mem[MARI MDR PC+1 PC