import net.mograsim.logic.model.model.ViewModelModifiable;
import net.mograsim.logic.model.model.components.atomic.SimpleRectangularHardcodedGUIComponent;
import net.mograsim.logic.model.model.wires.Pin;
+import net.mograsim.logic.model.serializing.IndirectGUIComponentCreator;
import net.mograsim.logic.model.snippets.symbolrenderers.PinNamesSymbolRenderer.PinNamesParams.Position;
public class GUIAm2910RegCntr extends SimpleRectangularHardcodedGUIComponent
setSize(40, 40);
addPin(new Pin(this, "D", 12, 20, 0), Usage.INPUT, Position.BOTTOM);
addPin(new Pin(this, "_RLD", 1, 0, 5), Usage.INPUT, Position.RIGHT);
- addPin(new Pin(this, "RWE", 1, 0, 20), Usage.INPUT, Position.RIGHT);
- addPin(new Pin(this, "RDEC", 1, 0, 30), Usage.INPUT, Position.RIGHT);
+ addPin(new Pin(this, "WE", 1, 0, 20), Usage.INPUT, Position.RIGHT);
+ addPin(new Pin(this, "DEC", 1, 0, 30), Usage.INPUT, Position.RIGHT);
addPin(new Pin(this, "C", 1, 40, 20), Usage.INPUT, Position.LEFT);
addPin(new Pin(this, "Y", 12, 20, 40), Usage.OUTPUT, Position.TOP);
}
ReadEnd D = readEnds.get("D");
ReadEnd _RLD = readEnds.get("_RLD");
- ReadEnd RWE = readEnds.get("RWE");
- ReadEnd RDEC = readEnds.get("RDEC");
+ ReadEnd WE = readEnds.get("WE");
+ ReadEnd DEC = readEnds.get("DEC");
ReadEnd C = readEnds.get("C");
ReadWriteEnd Y = readWriteEnds.get("Y");
Bit oldCVal = QC[12];
Bit CVal = C.getValue();
- if (oldCVal == ZERO && CVal == ONE && _RLD.getValue() == ZERO && RWE.getValue() == ONE)
+ // TODO handle U/X/Z
+ if (oldCVal == ZERO && CVal == ONE)
{
- if (RDEC.getValue() == ONE)
+ if ((DEC.getValue() == ZERO && WE.getValue() == ONE) || _RLD.getValue() == ZERO)
+ System.arraycopy(D.getValues().getBits(), 0, QC, 0, 12);
+ else if (WE.getValue() == ONE)
{
Bit carry = Bit.ZERO;
+ // TODO extract to helper. This code almost also exists in GUIinc12.
// TODO maybe invert loop direction
- for (int i = 12; i >= 0; i--)
+ for (int i = 11; i >= 0; i--)
{
Bit a = QC[i];
- Bit z;
- if (a.isBinary() && carry.isBinary())
- {
- boolean aBool = a == ONE;
- boolean carryBool = carry == ONE;
- z = !aBool ^ carryBool ? ONE : ZERO;
- carry = aBool || carryBool ? ONE : ZERO;
- } else
- {
- carry = carry.join(a);
- z = carry;
- }
- QC[i] = z;
+ QC[i] = a.xnor(carry);
+ carry = a.or(carry);
}
- } else
- System.arraycopy(D.getValues().getBits(), 0, QC, 0, 12);
+ }
}
QC[12] = CVal;
Y.feedSignals(Arrays.copyOfRange(QC, 0, 12));
return QC;
}
+
+ static
+ {
+ IndirectGUIComponentCreator.setComponentSupplier(GUIAm2910RegCntr.class.getCanonicalName(),
+ (m, p, n) -> new GUIAm2910RegCntr(m, n));
+ }
}
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