Question: 1. A manual interrupt can be implemented by connecting IRQ7* to a push button. Each time the button is depressed, IRQ7* is pulled low. Why is it necessary to employ a debounced switch?
2. Investigate the rate at which tasks should be switched in a multitasking system. Hint: What is the overhead required to switch tasks? The answer to this question will require you to state any assumptions you have made concerning task-switching.