XR88C681 Overview
The EXAR Dual Universal Asynchronous Receiver and Transmitter (DUART) is a data munications device that provides two fully independent full duplex asynchronous munication channels in a single package. The DUART is designed for use in microprocessor based systems and may be used in a polled or interrupt driven environment. The XR88C681 device offers a single IC solution for the 8080/85, 8086/88, Z80, Z8000, 68xx and...
XR88C681 Key Features
- 1Mb/s, 16X Clock
- 125kb/s D Normal, AUTOECHO, Local LOOPBACK and