Physics, asked by raeesah3162, 1 year ago

State the function of ALE pin of 8051 microcontroller.

Answers

Answered by rahul8198

Pin 29 (PSEN): This pin is used to enable external program memory. If we use an external ROM for storing the program, then logic 0 appears on it, which indicates Micro controller to read data from the memory. Pin 30 (ALE): Address Latch Enable pin is an active high-output signal.

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