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7 Commits
xorwfInstr
...
guiSRAM
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43e79778fe | ||
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7ef8a285e0 | ||
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184c49f3ae | ||
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5cb1573a08 | ||
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d11f1b06f6 | ||
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fa89faa979 | ||
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b10ad35ae8 |
@@ -2,9 +2,11 @@ package de.darkress.pic16f84sim;
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import de.darkress.pic16f84sim.commands.Command;
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import de.darkress.pic16f84sim.decoder.CommandDecoder;
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import de.darkress.pic16f84sim.gui.SramTable;
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import de.darkress.pic16f84sim.microcontroller.Memory;
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import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
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import javax.swing.*;
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import java.util.ArrayList;
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class Main
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@@ -13,11 +15,20 @@ class Main
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ArrayList<Command> program = new ArrayList<>();
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Memory.workingRegister = 0x01;
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Memory.setRegister(0x14, 0xA5); //240 << 224
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program.add(CommandDecoder.decode(0x0E94));
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Memory.setRegister(0x14, 0xA7); //240 << 224
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program.add(CommandDecoder.decode(0x1C94));
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for(int i = 0; i < program.size(); i++)
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{
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program.get(ProgramCounter.getPc()).execute();
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}
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SramTable table = new SramTable();
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JFrame frame = new JFrame("Table Example");
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frame.setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
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frame.add(table.getTable());
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frame.pack();
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frame.setVisible(true);
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//table.setValueAt("test", 15, 7);
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}
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}
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26
de/darkress/pic16f84sim/commands/Bcf.java
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26
de/darkress/pic16f84sim/commands/Bcf.java
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@@ -0,0 +1,26 @@
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package de.darkress.pic16f84sim.commands;
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import de.darkress.pic16f84sim.microcontroller.Memory;
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import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
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public class Bcf extends BitOrientedCommandUtils implements Command
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{
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private final int address;
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private int bitPlacement;
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public Bcf(int input)
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{
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address = input & 0x007F;
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bitPlacement = checkBitPlacement(input);
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}
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@Override
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public void execute()
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{
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int result = Memory.getRegister(address);
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result &= ~(1 << bitPlacement); //Mask n-th bit with 0
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Memory.setRegister(address, result);
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ProgramCounter.incPC();
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}
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}
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@@ -0,0 +1,11 @@
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package de.darkress.pic16f84sim.commands;
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import de.darkress.pic16f84sim.microcontroller.Memory;
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public class BitOrientedCommandUtils
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{
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protected int checkBitPlacement(int input)
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{
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return ((input & 0x0380) >>7);
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}
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}
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26
de/darkress/pic16f84sim/commands/Bsf.java
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26
de/darkress/pic16f84sim/commands/Bsf.java
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@@ -0,0 +1,26 @@
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package de.darkress.pic16f84sim.commands;
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import de.darkress.pic16f84sim.microcontroller.Memory;
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import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
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public class Bsf extends BitOrientedCommandUtils implements Command
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{
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private final int address;
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private int bitPlacement;
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public Bsf(int input)
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{
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address = input & 0x007F;
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bitPlacement = checkBitPlacement(input);
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}
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@Override
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public void execute()
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{
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int result = Memory.getRegister(address);
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result |= (1 << bitPlacement);
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Memory.setRegister(address, result);
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ProgramCounter.incPC();
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}
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}
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29
de/darkress/pic16f84sim/commands/Btfsc.java
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29
de/darkress/pic16f84sim/commands/Btfsc.java
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@@ -0,0 +1,29 @@
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package de.darkress.pic16f84sim.commands;
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import de.darkress.pic16f84sim.microcontroller.Memory;
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import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
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public class Btfsc extends BitOrientedCommandUtils implements Command
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{
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private final int address;
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private int bitPlacement;
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public Btfsc(int input)
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{
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address = input & 0x007F;
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bitPlacement = checkBitPlacement(input);
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}
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@Override
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public void execute()
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{
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int result = Memory.getRegister(address);
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if((result & (1 << bitPlacement)) == 0) //Test if bit is clear
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{
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ProgramCounter.incPC();
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}
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ProgramCounter.incPC();
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}
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}
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29
de/darkress/pic16f84sim/commands/Btfss.java
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29
de/darkress/pic16f84sim/commands/Btfss.java
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@@ -0,0 +1,29 @@
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package de.darkress.pic16f84sim.commands;
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import de.darkress.pic16f84sim.microcontroller.Memory;
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import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
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public class Btfss extends BitOrientedCommandUtils implements Command
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{
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private final int address;
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private int bitPlacement;
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public Btfss(int input)
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{
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address = input & 0x007F;
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bitPlacement = checkBitPlacement(input);
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}
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@Override
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public void execute()
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{
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int result = Memory.getRegister(address);
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if((result & (1 << bitPlacement)) > 0) //Test if bit is set
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{
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ProgramCounter.incPC();
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}
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ProgramCounter.incPC();
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}
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}
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27
de/darkress/pic16f84sim/commands/Xorwf.java
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27
de/darkress/pic16f84sim/commands/Xorwf.java
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@@ -0,0 +1,27 @@
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package de.darkress.pic16f84sim.commands;
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import de.darkress.pic16f84sim.microcontroller.Memory;
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import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
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public class Xorwf extends FileRegisterCommandUtils implements Command
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{
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private final int address;
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private final boolean destinationBit;
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public Xorwf(int input)
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{
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address = input & 0x007F;
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destinationBit = checkDestinationBit(input);
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}
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@Override
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public void execute()
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{
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int result = Memory.getRegister(address) ^ Memory.workingRegister;
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checkZeroBit(result);
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writeToDestination(destinationBit, address, result);
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ProgramCounter.incPC();
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}
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}
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@@ -35,8 +35,7 @@ public class CommandDecoder
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case 0xE00:
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return new Swapf(input);
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case 0x600:
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//xorwf();
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break;
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return new Xorwf(input);
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case 0x3900:
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return new Andlw(input);
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case 0x3800:
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@@ -58,25 +57,19 @@ public class CommandDecoder
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switch(input & 0x3C00)
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{
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case 0x1000:
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//bcf();
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break;
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return new Bcf(input);
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case 0x1400:
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//bsf();
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break;
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return new Bsf(input);
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case 0x1800:
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//btfsc();
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break;
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return new Btfsc(input);
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case 0x1C00:
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//btfss();
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break;
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return new Btfss(input);
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}
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switch(input & 0x3E00)
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{
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case 0x3E00:
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//addlw();
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return new Addlw(input);
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//break;
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case 0x3C00:
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return new Sublw(input);
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}
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52
de/darkress/pic16f84sim/gui/SramTable.java
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52
de/darkress/pic16f84sim/gui/SramTable.java
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@@ -0,0 +1,52 @@
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package de.darkress.pic16f84sim.gui;
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import javax.swing.*;
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import java.awt.*;
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import java.awt.geom.Dimension2D;
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public class SramTable
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{
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private final int rows = 32;
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private final int columns = 8;
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private Object[][] data = new Object[rows][columns];
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public JTable getTable()
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{
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return table;
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}
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private JTable table = new JTable(data, createColumns());
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public SramTable()
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{
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int count = 0;
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for (int i = 0; i < rows; i++) {
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for (int j = 0; j < columns; j++) {
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data[i][j] = Integer.toHexString(count).toUpperCase();
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table.getColumnModel().getColumn(j).setPreferredWidth(30);
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count++;
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}
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}
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}
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private Object[] createColumns(){
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Object[] columnNames = new Object[columns];
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for (int j = 0; j < columns; j++) {
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columnNames[j] = j;
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}
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return columnNames;
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}
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public void table() {
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// Create a scroll pane and add the table to it
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JScrollPane scrollPane = new JScrollPane(table);
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// Create a panel and add the scroll pane to it
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JPanel panel = new JPanel();
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panel.add(scrollPane);
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// Create a frame and add the panel to it
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}
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}
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