Darkress/pic16f84-sim
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Working WatchdogTimer

Browse Source
This commit is contained in:
Darkress
2023-06-17 20:42:59 +02:00
parent 2b1f8871d2
commit ab07a0d708
3 changed files with 25 additions and 9 deletions
Download Patch File Download Diff File Expand all files Collapse all files

15
de/darkress/pic16f84sim/Main.java
View File

@@ -5,6 +5,7 @@ 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;
@@ -13,18 +14,30 @@ class Main
{
public static void main(String[] args) throws InterruptedException {
Command[] program = Parser.parser("de/darkress/pic16f84sim/TestPrograms/TPicSim7.LST");
Command[] program = Parser.parser("de/darkress/pic16f84sim/TestPrograms/TPicSim11.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));
}
}
}
}

4
de/darkress/pic16f84sim/microcontroller/Timer.java
View File

@@ -56,10 +56,10 @@ public class Timer
cyclesToTimerIncrease--;
if(cyclesToTimerIncrease == 0) {
resetTimeToTimerIncrease();
Watchdog.increaseWatchdogTimer();
Watchdog.decreaseWatchdogTimer();
}
} else {
Watchdog.increaseWatchdogTimer();
Watchdog.decreaseWatchdogTimer();
}
if(timerEnabled()) {
if(!getPrescalerAssignment()) { // Assigned to timer0

15
de/darkress/pic16f84sim/microcontroller/Watchdog.java
View File

@@ -8,22 +8,25 @@ public class Watchdog
return watchdogTimer;
}
public static void increaseWatchdogTimer()
public static void decreaseWatchdogTimer()
{
watchdogTimer++;
watchdogTimer--;
checkWatchdog();
}
private static void checkWatchdog()
{
if(watchdogTimer > 18000)
if(watchdogTimer == 0)
{
System.out.println("Watchdog Time-Out");
Memory.setRegister(0x03, Memory.getRegister(0x03) & 0xEF); //Clear !TO in StatusReg
}
}
private static void resetProgram()
public static void resetProgram()
{
Memory.setRegister(0x03, Memory.getRegister(0x03) | 0x10);
watchdogTimer = 18000;
}
}