Question: Using the Timer 0 interrupt in the PIC16F877 MCU, write the assembly code of the program that generates a 1KHz square wave from the pin

Using the Timer 0 interrupt in the PIC16F877 MCU, write the assembly code of the program that generates a 1KHz square wave from the pin 3 of the portB using sub-programs. Clock frequency = 4Mhz.

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