OCTAGON SYSTEMS Industrial Partner

Octagon Systems 4020 Single Board Computer - 25 Mhz 386SX Processor, 3x Serial Ports, LPT1 Parallel Port, WDT, 1MB DRAM Simple Type: CPU Board

The 4020 is a single board PC for use in a wide variety of embedded applications. The 25 MHz 386SX processor has enough processing power for most control and data acquisition applica-tions. Despite its small size, the features include: DOS 6.22 in ROM; three serial ports, including one RS-485 port; a multifunctional LPT1 parallel port; a watchdog timer; 1 MB of DRAM; a socket for optional 512K of flash memory with integral programmer or 1 MB of standard EPROM; 128K of SRAM; keyboard and speaker ports; three solid–state disks; 8-bit ISA interface; forty-eight lines of digital I/O; eight lines of high current drive I/O; three counter/timer channels; opto-isolated reset; and two opto-isolated interrupts. The card can be used in a stand–alone mode or installed in a passive ISA bus backplane. The 4020 can also be installed in a three or four slot card cage. Bus mastering is not supported on the 4020.