Motorola MVME162-020A VMEbus Single Board Computer

Technical Specifications

Model:MVME162-020A

Brand:Motorola

Part No:MVME162-020A

Product type:VMEbus Single Board Computer

CPU:MC68LC040

Clock:25MHz

Cache:8KB internal cache,with MMU,no FPU

Memory:4MB parity DRAM,512KB battery-backed SRAM,8KB NVRAM with RTC clock

Bus:VMEbus A32/D32,A24/D16,A16

Form Factor:6U Eurocard

Power supply:+5V DC,typical 18W

Dimension:233mm160mm20mm

Weight:0.86kg

Interface:2×RS232 serial port,4×IndustryPack expansion slots,VME backplane connector,watchdog timer,RTC clock

Operating temperature:0℃ ~ +70℃

Storage temperature:-40℃ ~ +85℃

Relative humidity:5~90% non-condensing

Certification:CE

System compatibility

MVME162-020A belongs to Motorola MVME162 VME series single board computer.It can work with standard VME backplane and matched VME I/O modules,widely used in old industrial control,test measurement and semiconductor equipment.It is spare part for legacy equipment overhaul.

Function

MVME162-020A is a 6U VME single board computer based on MC68LC040 processor,without floating point unit.It supports embedded real-time operating system such as VxWorks and RTEMS,performs control logic operation and field data acquisition.It communicates with peripheral modules via VME bus and serial ports.It is revised A hardware version with four IndustryPack expansion slots,onboard watchdog timer and RTC improve system stability.

Installation

Insert MVME162-020A into standard 6U VME chassis slot,lock the front panel.Fix the board,connect serial cable and VME backplane.Take ESD protection before power-on.

Interface

‑VME backplane connector

‑Dual RS232 serial port

‑Four IndustryPack expansion slots

‑Watchdog timer

‑RTC battery backup circuit

‑+5V power terminal

Feature

MVME162-020A classic industrial SBC.Typical faults:gold finger oxidation,RAM chip failure,serial transceiver damage,electrolytic capacitor aging,battery leakage.Clean gold finger and test memory before replacement.

Diagnostic

Fault phenomenon:no power on,boot failure,VME bus communication error,serial port no data output.Check VME backplane power supply,clean gold finger,test RAM and communication circuit.

Product Brief

MVME162-020A is Motorola 6U VME single board computer with MC68LC040 25MHz CPU,4MB DRAM and 512KB battery-backed SRAM,with four IndustryPack expansion shturl.c is revised A hardware version without SCSI and Ethernet onboard.Mainly used for maintenance and replacement of old VME industrial control equipment.ESD protection must be followed during handling.