Computer Engineering Question

21. Write a program to generate a square wave with 80% duty cycle on bit P2.7. 22. Write a program to monitor P1.4. When it goes high, the program will gener- ate a sound (square wave of 50% duty cycle) on pin P2.7. 21. Write a program to generate a square wave with 80% duty cycle on bit P2.7. 22. Write a program to monitor P1.4. When it goes high, the program will gener- ate a sound (square wave of 50% duty cycle) on pin P2.7