R669

R65C51

The R65C51 is designed as one kind of asynchronous communications interface adapter (ACIA) which provides an easily implemented, program controlled interface between 8-bit microprocessor-based systems and serial communication data sets and modems.The R65C51h...

R65C22P4E

The R65C22P4E versatile interface adapter (VIA) is a very flexible I/O control device.In addition,this device contains a pair of very powerful 16-bit interval timers,a serial-to-parallel-to serial shift register and input data latching on the peripheral port...

R65C21P4E

The R65C21P4E peripheral interface adapter (PIA) is designed to solve a broad range of peripheral control problems in the implementation of microcomputer systems. Features of the R65C21P4E are:(1)low power CMOS N-well silicon gate technology;(2)direct repla...

R6551

The R6551 is designed as asynchronous communications interface adapter (ACIA) which provides an easily implemented, program controlled interface between 8-bit microprocessor-based systems and serial communication data sets and modems. The R6551has many feat...

R6522

The R6522 is designed as versatile interfac adapter (VIA) which is a very flexible I/O control device. In addition, this device contains a pair of very powerful 16-bit interval timers, a serial-to-parallel / parallel-to serial shift register and input data l...

R6504