The MVME172P-642LSE is a VMEbus single-board computer from Motorola. This board is based on the 68040 microprocessor and equipped with 64MB of RAM. It features an Ethernet controller, serial ports, a real-time clock, and optional SCSI, Floppy disk and disk on chip controllers. The board is also equipped with a 4MB EPROM and 32MB of Flash EPROM which can be used to store application code. In addition there is an expansion connector with up to 2x64K address and 3x32databus. The board is compatible with all VMEbus specification upto and including VME64 and supports additional features like 8 level priority based interrupt system, multiple I/O operations, and other VMEbus addressing operations.