29 lines
744 B
Java
29 lines
744 B
Java
package de.darkress.pic16f84sim.commands;
|
|
|
|
import de.darkress.pic16f84sim.microcontroller.Cycles;
|
|
import de.darkress.pic16f84sim.microcontroller.Memory;
|
|
import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
|
|
|
|
public class Bcf extends BitOrientedCommandUtils implements Command
|
|
{
|
|
private final int address;
|
|
private int bitPlacement;
|
|
|
|
public Bcf(int input)
|
|
{
|
|
address = input & 0x007F;
|
|
bitPlacement = checkBitPlacement(input);
|
|
}
|
|
|
|
@Override
|
|
public void execute()
|
|
{
|
|
ProgramCounter.incPC();
|
|
Cycles.incCycles();
|
|
int result = Memory.getRegister(address);
|
|
result &= ~(1 << bitPlacement); //Mask n-th bit with 0
|
|
|
|
Memory.setRegister(address, result);
|
|
}
|
|
}
|