![]() When the Master System II arrived (without a card input), some Card games have been converted to cartridges.Ĭartridges bigger than 512Kb (64KB) cannot be used with the 16 address bits and must use FCRs (Frame Control Registers, a bank switching method).īecause cards only have 15 address bits (while cartridges have all the 16 bits) and don't use bank switching, they are limited to 256Kb (32KB), cartridges are used for higher capacities. The difference in cartridge style is a form of regional lockoutĬartridges were originally used for game of higher capacity than 256Kb (32KB), smaller ones were stored on cards.All other consoles use 50-pin cartridges with a different shape.Japanese and South Korean consoles use 44-pin cartridges, same shape as Mark I and Mark II.Note: Direction is Console relative Cartridge Compatibility ![]() (also known as /KILLGA) Dissable joystick registers in IO spaceĪctive when access to joystick register region ($c0-$ff) in IO space A general-purpose input bit that can be read from port $dd bit5 ![]()
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