Personal Computer User Manual

Features
MVME197LEIG/D1 1-3
1
Features
These are some of the major features of the MVME197LE single board
computer:
❏ MC88110 RISC Microprocessor
❏ 32 or 64 megabytes of 64-bit Dynamic Random Access Memory (DRAM)
with error correction
❏ 1 megabyte of Flash memory
❏ Six status LEDs (FAIL, RUN, SCON, LAN, SCSI, and VME)
❏ 8 kilobytes of Static Random Access Memory (SRAM) and Time of Day
(TOD) clock with Battery Backup RAM (BBRAM)
❏ Two push-button switches (ABORT and RESET)
❏ 128 kilobytes of BOOT ROM
❏ Six 32-bit tick timers for periodic interrupts
❏ Watchdog timer
❏ Eight software interrupts
❏ I/O
– SCSI Bus interface with Direct Memory Access (DMA)
– Four serial ports with EIA-232-D buffers
– Centronics printer port
– Ethernet transceiver interface
❏ VMEbus interface
– VMEbus system controller functions
– VMEbus interface to local peripheral bus (A24/A32, D8/D16/D32
BLT (D8/D16/D32/D64))(BLT = Block Transfer)
– Local peripheral bus to VMEbus interface (A24/A32, D8/D16/D32
BLT (D16/D32/D64))
– VMEbus interrupter