Motorola user manual MVME197LE Specifications, Characteristics Specifications

Models: MVME197LE

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Specifications

128 or 256 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

VMEbus interrupt handler

Global CSR for inter-processor communications

DMA for fast local memory - VMEbus transfers (A16/A24/A32, D16/D32 BLT (D16/D32/D64))

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Specifications

The specifications for the MVME197LE are listed in Table 1-1.

Table 1-1. MVME197LE Specifications

Characteristics

Specifications

 

 

 

 

Power requirements

+5 Vdc (± 2.5%), 4 A (typical), 5 A (maximum)

 

+12 Vdc (± 2.5%), 100 mA (maximum)

 

-12 Vdc (± 2.5%), 100 mA (maximum)

Operating temperature

0° to 55° C at point of entry of forced air

(refer to the Cooling

(approximately 490 LFM)

Requirements section)

 

Storage temperature

-40° to 85° C

Relative humidity

5% to 90% (non-condensing)

 

 

MVME197LE/D2

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Motorola user manual MVME197LE Specifications, Characteristics Specifications