R65C51 Datasheet, ETC

Low power CMOS N-well silicon gate technology Direct replacement for NMOS R6551 ACIA Full duplex operation with buffered receiver and transmitter Data set/modem control f.

The Rockwell CMOS R65C51 Asynchronous Communications Interface Adapter (ACIA) provides an easily implemented, program controlled interface between 8-bit microprocessor-based systems and serial communication data sets and modems. The ACIA has an inter.