Low-Cost 8051 For Networking

Starting at under $9, the Dallas Semiconductor DS80C400 integrates a 75-MHz 8051, three 18.75-Mbit/s serial ports, a CAN 2.0 controller, a one-Wire master, 64 GPIO, and a 10/100-Mbit/s Ethernet MAC. A TCP IPv4/v6 stack is built in. Development can be done using assembler, C, or Java. It supports Tiny Internet Interface (TINI) and works in applications ranging from data collection to Web cameras or MP3 players. Free reference designs are available on the company's Web site. www.maxim-ic.com