nl.kbna.dioscuri.module.video
Class GraphicsController

java.lang.Object
  nl.kbna.dioscuri.module.video.GraphicsController

public class GraphicsController
extends java.lang.Object

Graphics registers Controls how the CPU accesses video RAM
Consists of 9 8-bit registers; these are accessed via a pair of registers,
the Address Register [0x3CE] and the Data Register [0x3CF]

Field Summary

(package private) byte	alphaNumDisable
(package private) byte	bitMask
(package private) byte	chainOddEvenEnable
(package private) byte	colourCompare
protected static byte[][]	colourCompareTable
(package private) byte	colourDontCare
(package private) byte	dataOperation
(package private) byte	dataRotate
(package private) byte	enableSetReset
(package private) byte	hostOddEvenEnable
(package private) int	index
(package private) byte[]	latch
(package private) byte	memoryMapSelect
(package private) byte	readMapSelect
(package private) byte	readMode
(package private) byte	setReset
(package private) byte	shift256Reg
(package private) byte	writeMode

Constructor Summary

GraphicsController()

Method Summary

protected void

reset() Return variables to default values

Methods inherited from class java.lang.Object

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

Field Detail

index

int index

latch

byte[] latch

setReset

byte setReset

enableSetReset

byte enableSetReset

colourCompare

byte colourCompare

dataOperation

byte dataOperation

dataRotate

byte dataRotate

readMapSelect

byte readMapSelect

shift256Reg

byte shift256Reg

hostOddEvenEnable

byte hostOddEvenEnable

readMode

byte readMode

writeMode

byte writeMode

memoryMapSelect

byte memoryMapSelect

chainOddEvenEnable

byte chainOddEvenEnable

alphaNumDisable

byte alphaNumDisable

colourDontCare

byte colourDontCare

bitMask

byte bitMask

colourCompareTable

protected static final byte[][] colourCompareTable

Constructor Detail

GraphicsController

public GraphicsController()

Method Detail

reset

protected void reset()

Return variables to default values