COMMODORE 64 / 128 6526R4 CIA IC INTERFACE 6526 I/O CONTROLLER
Semiconductors & Parts
The 6526/8520 Complex Interface Adapter (CIA) was an integrated circuit made by MOS Technology. It served as a I/O port controller for the 6502 family of microprocessors, providing for parallel and serial I/O capabilities as well as timers and a Time-of-Day (TOD) clock. The device's most prominent use was in the Commodore 64, Commodore 128(D), and Amiga home computers, each of which included two CIA chips. The Commodore 1570, Commodore 1571 and Commodore 1581 floppy disk drives contained one CIA each.
NOTICE: This Pre-Owned-Recycled commodore 64 / 128 6526r4 cia ic interface 6526 i/o controller was described to the best of our knowledge and it is offered as-is. If the field -Items in Stock- shows zero, the product is no longer available.
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