1: // test cases. 2: INVALID INSTRUCTION DETECTED. I got as far as finding ...i had just started! (going for anything i might recognise) my last success ended at LINE 1 COL 1. You might have a look at that last line, or at this line: 3: // repeat instruction skip 1 address, try to continue... 3: // repeat instruction 4: 5: repeat = 0x0001; 6: repeat = 0x0002; [0001] 000000f70001 7: repeat = 0xfade; [0002] 000000f7fadd