/****************************************************************************
 Module
   Angels_HopperMotors.c

 Description
  A module to interface with the DC Motors which control the hopper mechanism
  for the ME218B project.

****************************************************************************/

/*------------------------------------
Function: initHopperMotors
Takes no parameters, returns no value
-------------------------------------*/

Function initHopperMotors
	Initicialize AD Ports to input and outputs making 4-7 as outputs
	Set pins 4-7 to control the DC motors
End function


/*------------------------------------
Function: HipHopping
Controls the downward motion of the hopper
Takes char direction, returns no value
-------------------------------------*/

Function HipHopping
	If the input is the up direction 
	  Set 4 and 5 to low and 6 and 7 to high
    If the input is the down direction
	  Set 4 and 5 to high and 6 and 7 to low
    If direction is stop
	  All AD pins low
End Function