Fixed timer increase

de/darkress/pic16f84sim/Main.java

@@ -5,7 +5,6 @@ import de.darkress.pic16f84sim.decoder.CommandDecoder;
 import de.darkress.pic16f84sim.microcontroller.Cycles;
 import de.darkress.pic16f84sim.microcontroller.Memory;
 import de.darkress.pic16f84sim.microcontroller.ProgramCounter;
-import de.darkress.pic16f84sim.microcontroller.Watchdog;
 import de.darkress.pic16f84sim.parser.Parser;
 
 import java.util.concurrent.TimeUnit;
@@ -14,30 +13,18 @@ class Main
 {
     public static void main(String[] args) throws InterruptedException {
 
-        Command[] program = Parser.parser("de/darkress/pic16f84sim/TestPrograms/TPicSim11.LST");
+        Command[] program = Parser.parser("de/darkress/pic16f84sim/TestPrograms/TPicSim7.LST");
 
         Memory.initMemory();
 
         while(ProgramCounter.getPc() < 1024)
         {
-            if((Memory.getRegister(0x03) & 0x10) == 0x00) { // Checking WDT in Status Register
-                System.out.println("Resetting device");
-                Watchdog.resetProgram();
-            }
             System.out.println("Command: " + program[ProgramCounter.getPc()].toString());
             program[ProgramCounter.getPc()].execute();
 
             System.out.println(Integer.toHexString(Memory.workingRegister) + " " + Cycles.getCycles());
             System.out.println(Integer.toHexString(Memory.getOption()) + " " + Integer.toHexString(Memory.getTimer()));
-
-            System.out.println(Integer.toHexString(Memory.getRegister(0x20)) + " " + Integer.toHexString(Memory.getRegister(0x21)));
-            System.out.println(Integer.toHexString(Memory.getRegister(0x22)) + " " + Integer.toHexString(Memory.getRegister(0x23)));
-
             System.out.println(Integer.toHexString(Memory.getPCLATH()) + " " + Integer.toHexString(Memory.getPCL()) + "\n");
-
-            if(ProgramCounter.getPc() == 0x10) {
-                System.out.println(Memory.getRegister(0x20));
-            }
         }
     }
 }

de/darkress/pic16f84sim/microcontroller/Cycles.java

@@ -5,7 +5,7 @@ public class Cycles {
 
     public static void incCycles()
     {
-        Timer.decreasePrescaler();
+        Timer.increaseTimer();
         cycles++;
     }
 

de/darkress/pic16f84sim/microcontroller/Memory.java

@@ -54,8 +54,7 @@ public class Memory
             setDataFromIndirectAddress(indirectAddress, data);
             return;
         }
-        if(address == 0x01 && !Timer.getPrescalerAssignment()) //Reset PrescalerCounter if change on Option or Timer
+        if(address == 0x01) //Reset PrescalerCounter if change on Option or Timer Register
-            // Register
         {
             Timer.resetTimeToTimerIncrease();
             Timer.setCyclesToTimerIncrease(Timer.getCyclesToTimerIncrease() - 1); //Decrease by one to account for
@@ -87,7 +86,7 @@ public class Memory
 
     private static void setDataFromIndirectAddress(int address, int data)
     {
-        if((address == 0x81 || address == 0x01) && !Timer.getPrescalerAssignment()) //Reset PrescalerCounter if change on Option or Timer Register
+        if(address == 0x81 || address == 0x01) //Reset PrescalerCounter if change on Option or Timer Register
         {
             Timer.resetTimeToTimerIncrease();
             Timer.setCyclesToTimerIncrease(Timer.getCyclesToTimerIncrease() - 1); //Decrease by one to account for

de/darkress/pic16f84sim/microcontroller/ProgramCounter.java

@@ -36,9 +36,4 @@ public class ProgramCounter
         pc++;
         Memory.setPCL(pc & 0x00FF);
     }
-
-    public static void resetProgramCounter() {
-        pc = 0;
-        Memory.setPCL(0x0);
-    }
 }

de/darkress/pic16f84sim/microcontroller/Timer.java

@@ -24,7 +24,7 @@ public class Timer
         cyclesToTimerIncrease = getPrescalerFactor();
     }
 
-    public static boolean getPrescalerAssignment() {
+    private static boolean getPrescalerAsssignment() {
         return (Memory.getOption() & 0x08) == 0x08;
     }
 
@@ -32,7 +32,7 @@ public class Timer
         final int MULTIPLIER = 2;
         int prescalerPower = Memory.getOption() & 0x07;
         int prescaler = (int)Math.pow(2, prescalerPower);
-        if(!getPrescalerAssignment())
+        if(!getPrescalerAsssignment())
         {
             return prescaler * MULTIPLIER;
         }
@@ -50,27 +50,17 @@ public class Timer
         Memory.setTimer(timerRegister);
     }
 
-    public static void decreasePrescaler()
+    public static void increaseTimer()
     {
-        if(getPrescalerAssignment()) { // Assigned to WatchdogTimer
+        if(!timerEnabled())
-            cyclesToTimerIncrease--;
+        {
-            if(cyclesToTimerIncrease == 0) {
+            return;
-                resetTimeToTimerIncrease();
-                Watchdog.decreaseWatchdogTimer();
-            }
-        } else {
-            Watchdog.decreaseWatchdogTimer();
         }
-        if(timerEnabled()) {
+        cyclesToTimerIncrease--;
-            if(!getPrescalerAssignment()) { // Assigned to timer0
+        if(cyclesToTimerIncrease == 0)
-                cyclesToTimerIncrease--;
+        {
-                if(cyclesToTimerIncrease == 0) {
+            resetTimeToTimerIncrease();
-                    resetTimeToTimerIncrease();
+            increaseTimerRegister();
-                    Timer.increaseTimerRegister();
-                }
-            } else {
-                Timer.increaseTimerRegister();
-            }
         }
     }
 }

de/darkress/pic16f84sim/microcontroller/Watchdog.java

@@ -1,32 +0,0 @@
-package de.darkress.pic16f84sim.microcontroller;
-
-public class Watchdog
-{
-    private static int watchdogTimer = 18000;
-    public static int getWatchdogTimer()
-    {
-        return watchdogTimer;
-    }
-
-    public static void decreaseWatchdogTimer()
-    {
-        watchdogTimer--;
-        checkWatchdog();
-    }
-
-    private static void checkWatchdog()
-    {
-        if(watchdogTimer == 0)
-        {
-            System.out.println("Watchdog Time-Out");
-            Memory.setRegister(0x03, Memory.getRegister(0x03) & 0xEF); //Clear !TO in StatusReg
-        }
-    }
-
-    public static void resetProgram()
-    {
-        Memory.setRegister(0x03, Memory.getRegister(0x03) | 0x10);
-        watchdogTimer = 18000;
-    }
-
-}