def main(): # Initialize CPU cpu = Cpu() # Initialize graphics key_lookup = initialize_io() key = None # Specify Rom (TODO: Build CLI) rom_path = "~Barend/Github/Chip-8/Roms/EMULOGO.ch8" # Load ROM load_rom(cpu.memory, cpu.pc, rom_path) # Main cycle while cpu.pc <= 4096: # Get pressed keys for event in pygame.event.get(): if event.type == pygame.KEYDOWN: key = key_lookup[event.unicode] # fetch opcode from memory opcode = cpu.fetch_opcode(cpu.pc) hex_opcode = hex(opcode) program_counter = cpu.pc # Execute opcode cpu.execute_operation(opcode, key)