def __init__(self):
self.registers = bytearray(self.REG_COUNT)
self.index_register = 0
self.program_counter = self.ENTRY_POINT
self.memory = Memory()
self.screen = Screen()
self.keyboard = bytearray(self.KEY_COUNT)
self.stack = []
self.delay_timer = 0
self.sound_timer = 0
self.INSTRUCTION_SET = {
0x00E0: self.op_00E0,
0x00EE: self.op_00EE,
0x1: self.op_1NNN,
0x2: self.op_2NNN,
0x3: self.op_3XNN,
0x4: self.op_4XNN,
0x5: self.op_5XY0,
0x6: self.op_6XNN,
0x7: self.op_7XNN,
0x8000: self.op_8XY0,
0x8001: self.op_8XY1,
0x8002: self.op_8XY2,
0x8003: self.op_8XY3,
0x8004: self.op_8XY4,
0x8005: self.op_8XY5,
0x8006: self.op_8XY6,
0x8007: self.op_8XY7,
0x800E: self.op_8XYE,
0x9000: self.op_9XY0,
0xA: self.op_ANNN,
0xB: self.op_BNNN,
0xC: self.op_CXNN,
0xD: self.op_DXYN,
0xE09E: self.op_EX9E,
0xE0A1: self.op_EXA1,
0xF007: self.op_FX07,
0xF00A: self.op_FX0A,
0xF015: self.op_FX15,
0xF018: self.op_FX18,
0xF01E: self.op_FX1E,
0xF029: self.op_FX29,
0xF033: self.op_FX33,
0xF055: self.op_F055,
0xF065: self.op_FX65,
}
