user manual

SRAM 4-7
Onboard DRAM 4-9
Battery Backed Up RAM and Clock 4-10
VMEbus Interface 4-11
I/O Interfaces 4-11
Serial Port Interface 4-12
Parallel Port Interface 4-14
Ethernet Interface 4-15
SCSI Interface 4-16
SCSI Termination 4-16
Local Resources 4-16
Programmable Tick Timers 4-17
Watchdog Timer 4-17
Software-Programmable Hardware Interrupts 4-17
Local Bus Time-out 4-18
Module IdentiÞcation 4-18
Timing Performance 4-18
Local Bus to DRAM Cycle Times 4-18
ROM Cycle Times 4-19
SCSI Transfers 4-19
LAN DMA Transfers 4-20
Remote Status and Control 4-20
Introduction A-1
Levels of Implementation A-3
Signal Adaptations A-4
Sample ConÞgurations A-4
Proper Grounding A-7
Overview of M68000 Firmware B-1
Description of 177Bug B-1
177Bug Implementation B-3
Autoboot B-3
ROMboot B-5
Network Boot B-6
Restarting the System B-7
Reset B-8
Abort B-8
Break B-9
SYSFAIL* Assertion/Negation B-10
MPU Clock Speed Calculation B-10
Memory Requirements B-11
Terminal Input/Output Control B-12