Signal descriptions of 8086
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University
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Suja markose
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Signal descriptions of 8086
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Pin diagram
3 groups of signals:
-signals with common functions in min and max mode
-signals with special functions in min mode
-signals with special functions in max mode
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address and status lines
* Status line S6 is always low
* The address bits are separated from the status bits using latches controlled by the ALE signal.
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Bus high enable/S7
* used to indicate the transfer of data over the higher order data bus
* goes low for the data transfers over D15-D8 and is used to derive chip selects of odd address memory bank or peripherals.
* if high,the transfer is made on lower order byte D7-D0
Signal descriptions of 8086
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