advantages and disadvantages of including in the PN generator design a selectable input "mode" control that allows you to select dierent PN sequences?...

1) What do you conclude about the advantages and disadvantages of including in the PN generator design a selectable input "mode" control that allows you to select different PN sequences? 2) What do you conclude about the advantages and disadvantages of including in the PN generator design the ability to detect and correct the "all-zeros" state of the PN generator? Briefly justify your conclusions