1. General Description

2. Core Specifications

• Processor: MC68040 @ 25 MHz, with FPU, 8KB internal cache and MMU

• Main DRAM: 4 MB parity-checked DRAM, expandable to 8 MB

• Battery-backed SRAM: 512 KB

• Flash Memory: 1 MB for 162BUG boot monitor firmware

• NVRAM / RTC: 8 KB non-volatile RAM with real-time clock, battery backup

• VMEbus: A32/D32/D64, master/slave mode, system controller capable

3. Onboard Interfaces

• IndustryPack: 4 single-width IP slots for analog, digital, serial and fieldbus I/O modules

• SCSI-2: 50-pin narrow SCSI-2 interface with DMA, supports SCSI storage peripherals

• Ethernet: 10 Mbps, AUI and 10BASE-T dual interface

• Serial Ports:

  • 1 × Console port: EIA-232-D

  • 1 × Configurable port: EIA-232-D / EIA-530

• Peripherals: Multi-channel programmable timer and hardware watchdog timer

• Front Panel: Status LED indicators, Reset switch and Abort switch

4. Mechanical & Environmental Characteristics

• Form Factor: 6U VMEbus single slot

• Operating Temperature: -40°C ~ +85°C rugged wide-temperature grade

• Storage Temperature: -40°C ~ +85°C

• Humidity: 5% ~ 95%, non-condensing

• Rugged Features:

  • Industrial wide-temperature component screening

  • Enhanced power supply filtering and EMC interference immunity

  • Improved vibration and shock tolerance

  • Suitable for extreme temperature and strong electromagnetic interference environments

5. Firmware & Software Support

• Boot Monitor: 162BUG firmware

• Supported Operating Systems: VxWorks, LynxOS, OS-9, pSOS+ and other real-time operating systems

• Main Functions: Power-on self-test, memory/VME address mapping, serial console debug, SCSI / Ethernet / IP module configuration, watchdog management

6. Model Feature Definition

7. Typical Applications

• Rugged industrial VME systems with full I/O, network and local storage

• Railway, aerospace and military embedded control systems

• Real-time data acquisition and floating-point algorithm operation

• Replacement and upgrade for legacy high-end MVME162 series SBCs

8. Maintenance Notes

• Replace the onboard backup battery regularly to avoid SRAM and RTC data loss

• Configure VME master-slave mode, IP address mapping and SCSI ID via onboard jumpers

• Check SCSI termination resistance, Ethernet connection and IP module installation before power-on