Stage_LEDs Module

This software module

1) Controls the 3 Stage LEDs which is driven by a 4 line decoder

Public Functions:

resetStage

Set output to decoder to zero which corresponds to an output of the decoder that is NOT connected

to an LED

activateStage(myStage)

Set output to the decoder corresponding to the LED associated with the input myStage (which is

one of four options: STAGE_IDLE, STAGE_IR, STAGE_GRAPPLE, STAGE_DOWNLOAD with STAGE_IDLE

corresponding to all LEDs off)