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MOTOROLA MVME147SA-2｜VMEbus 32-Bit Single Board Computer｜

MOTOROLA MVME147SA-2｜VMEbus 32-Bit Single Board Computer｜illustration

1. Processor and Floating Point
CPU: Motorola MC68030 32-bit, with a main frequency of 32 MHz
FPU: Standard MC68882 hardware floating-point coprocessor, 32 MHz
MMU: MC68030 built-in, supports virtual memory, address protection, and memory management
2. Memory system
DRAM：8 MB， Equipped with programmable memory parity check to enhance data reliability
NVRAM：4 KB SRAM， Equipped with battery backup, power off to save configuration/status data
EPROM: 4 16 bit 32-bit DIP sockets, maximum 4 MB, fixed 147Bug monitoring program
3. Bus and high-speed interface
VMEbus: A32/D32 master/slave mode, supporting system controller function (with jumper configuration)
SCSI-1: WD33C93B controller with DMA, supporting storage devices such as hard disk/tape
Ethernet: AM7990 (Lance) controller, AUI interface, 10Mbps network
4. I/O and peripherals
Serial ports: 4 RS-232 (EIA-232-D) asynchronous serial ports (Z8530 controller)
Parallel port: 1 Centronics 8-bit parallel printing port
Timer: 2 16 bit programmable tick timers+1 watchdog timer
RTC: Real time clock/calendar with battery backup
Status indicator: 4 LEDs (SCON/RUN/FAIL/STATUS)+RESET/Abort buttons
5. Physics and Electrical
Size: VME double height and single width (233.4 × 160.0 × 19.8 mm)
Power supply:+5V (typical 3.5A, maximum 5.0A), ± 12V
Environment: Operating temperature range of 0 ° C to+55 ° C (forced air cooling); Storage temperature -40 ° C to+85 ° C
MTBF: Approximately 190509 hours