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)
