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EEPROM

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This commit is contained in:
Paul Martin
2024-05-27 11:46:04 +02:00
parent 8025de69a9
commit 99ce3b378b
7 changed files with 211 additions and 28 deletions
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18
src/main/java/fabrik/simulator/pic16f84/DataRegister.java
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@ -12,6 +12,11 @@ public class DataRegister {
private static final int PCLATH = 0xA;
private static final int INTCON = 0xB;
private static final int EEDATA = 0x08;
private static final int EEADR = 0x09;
private static final int EECON1 = 0x88;
private static final int EECON2 = 0x89;
private static final int TRISA = 0x85;
private static final int TRISB = 0x86;
@ -23,6 +28,7 @@ public class DataRegister {
private static final int [] dataRegister = new int[0xFF];
private static final int [] syncedRegisters = {INDF, PCL, STATUS, FSR, PCLATH, INTCON};
private static final int [] eepromRegisters = {EEDATA, EEADR, EECON1, EECON2};
public static final int [] ioRegisters = {PORTA, PORTB, TRISA, TRISB};
public static void initDataRegister() {
@ -81,6 +87,10 @@ public class DataRegister {
IOPorts.setRegister(bank() + address, content);
return;
}
if (Arrays.stream(eepromRegisters).anyMatch(i -> i == address)){
EEPROM.parse(bank() + address, content, 0b11);
return;
}
if (fileAddress == PCL || fileAddress == 0x80 + PCL){
programCounter = content + (dataRegister[PCLATH] << 8);
}
@ -112,6 +122,10 @@ public class DataRegister {
IOPorts.clearBit(bank() + address, bit);
return;
}
if (Arrays.stream(eepromRegisters).anyMatch(i -> i == address)){
EEPROM.parse(bank () + address, bit, 0b00);
return;
}
if (!isSyncedRegister(address)) {
if (getBit(address, bit) == 1) {
dataRegister[bank() + address] -= (int) Math.pow(2, bit);
@ -136,6 +150,10 @@ public class DataRegister {
IOPorts.setBit(bank() + address, bit);
return;
}
if (Arrays.stream(eepromRegisters).anyMatch(i -> i == address)){
EEPROM.parse(bank () + address, bit, 0b10);
return;
}
if (!isSyncedRegister(address)) {
if (getBit(address, bit) == 0) {
dataRegister[bank() + address] += (int) Math.pow(2, bit);