Option Explicit

'---- I/O Pins ---------------
public Const RunButton as byte = 6			'pin number for the run button
public Const ModeButton as byte = 7			'pin number for the mode button
public Const LeftBumper as byte = 11			'left bumper pin
public Const RightBumper as byte = 10		'right bumper pin

'---- Mode Constants ---------
public Const modeRun as byte = 1			'maze running mode
public Const modeLine as byte = 2			'line follower mode
public Const modeDiag as byte = 3			'display bumpers and batteries
public Const modeSensor as byte = 4			'display sensor readings
public Const modeNoFloor as byte = 5			'run maze without floor sensors
public Const modeDump as byte = 6			'dump memory to pc
public Const modeLast as byte = 7			'place holder for last mode

'---- Constants --------------
public Const Left as byte = 1
public Const Right as byte = 2
public Const Both as byte = 3

'---- Globals ----------------
public Button as byte						'what button was pressed
public Mode as byte						'current operating mode
public Bumper as byte						'what bumpers are pressed
public Running as byte						'set when running
public LEDStack(1 to 32) as byte			'stack for the blinking LED task
public Blinkstack(1 to 32) as byte			'stack for slow blink
public BatteryLow as boolean				'battery low flag
public WhichBump(1 to 20) as byte
public Data(1 to 20) as single
public ptr as integer