AM79C987 Просмотр технического описания (PDF) - Advanced Micro Devices

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AM79C987

Hardware Implemented Management Information Base™ (HIMIB™) Device

Advanced Micro Devices 

PRELIMINARY

CS

Chip Select

Input, Active LOW

The chip-select input, when asserted, enables a read

from or a write to the 8-bit parallel port of the HIMIB

device.

RDY

Ready

Output, Open Drain

Ready is driven LOW at the start of every read or write

cycle and is released when the HIMIB device is ready

to complete the transaction.

INT

Interrupt

Output, Active LOW, Open Drain

Interrupt is driven LOW when any of the unmasked

(enabled) interrupts occur.

VDD

Power

This pin supplies +5 V to the device. Connect to DVDD

of the IMR+ device.

VSS

Ground

These two pins are the 0 V reference for the device.

Connect to DVSS of the IMR+ device.

6

Am79C987

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