Package com.ibasco.ucgdisplay.drivers.clcd

Class BaseLcdGpioAdapter

java.lang.Object

com.ibasco.ucgdisplay.drivers.clcd.BaseLcdGpioAdapter

All Implemented Interfaces:

LcdGpioAdapter

Direct Known Subclasses:

GpioLcdAdapter, Mcp23008LcdAdapter, Mcp23017LcdAdapter, Pcf8574LcdAdapter, ShiftRegisterLcdAdapter

public abstract class BaseLcdGpioAdapter
extends Object
implements LcdGpioAdapter

Base class for LcdGpioAdapter

Author:

Rafael Ibasco

Constructor Summary

Constructors

Constructor	Description
BaseLcdGpioAdapter(LcdPinMapConfig pinMapConfig)

Method Summary

Modifier and Type	Method	Description
protected com.pi4j.io.gpio.Pin	getMappedPin(LcdPin pin)	Retrieve the mapped LcdPin
protected boolean	isMapped(LcdPin pin)	Check if the LcdPin is mapped to a Pin
protected abstract void	validate(LcdPinMapConfig pinMapConfig)	Verify that we have the required lcd pins mapped

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Methods inherited from interface com.ibasco.ucgdisplay.drivers.clcd.LcdGpioAdapter

initialize, setEnableState, setReadWriteState, setRegSelectState, write4Bits, write8Bits

Constructor Details

BaseLcdGpioAdapter

public BaseLcdGpioAdapter(LcdPinMapConfig pinMapConfig)

Method Details

validate

protected abstract void validate(LcdPinMapConfig pinMapConfig)
                          throws InvalidPinMappingException

Verify that we have the required lcd pins mapped

Throws:

IllegalArgumentException - Thrown if one of the required LCD Pins are not mapped

InvalidPinMappingException

isMapped

protected boolean isMapped(LcdPin pin)

Check if the LcdPin is mapped to a Pin

Parameters:

pin - The LcdPin to check

Returns:

Returns true if the LcdPin is mapped

getMappedPin

protected com.pi4j.io.gpio.Pin getMappedPin(LcdPin pin)

Retrieve the mapped LcdPin

Parameters:

pin - The LcdPin to use for lookup

Returns:

Returns the mapped Pin instance