public static void RRF(Data.Command com) { byte d = (byte)(com.GetLowByte() & 128); byte f = (byte)(com.GetLowByte() & 127); byte result = (byte)(Data.GetRegister(Data.AddressResolution(f)) >> 1); //Add carry bit if flag is set if (Data.GetRegisterBit(Data.Registers.STATUS, Data.Flags.Status.C)) { result += 128; } //Set carry flag for current calculation if ((Data.GetRegister(Data.AddressResolution(f)) & 1) == 1) { Data.SetRegisterBit(Data.Registers.STATUS, Data.Flags.Status.C, true); } else { Data.SetRegisterBit(Data.Registers.STATUS, Data.Flags.Status.C, false); } DirectionalWrite(d, f, result); }
public static void BSF(Data.Command com) { int b1 = (com.GetHighByte() & 3) << 1; int b = b1 + (((com.GetLowByte() & 128) == 128) ? 1 : 0); byte f = (byte)(com.GetLowByte() & 127); Data.SetRegisterBit(Data.AddressResolution(f), b, true); }
public static void SWAPF(Data.Command com) { byte d = (byte)(com.GetLowByte() & 128); byte f = (byte)(com.GetLowByte() & 127); byte result = (byte)((Data.GetRegister(Data.AddressResolution(f)) & 0x0F) << 4 | (Data.GetRegister(Data.AddressResolution(f)) & 0xF0) >> 4);; DirectionalWrite(d, f, result); }
public static void SUBWF(Data.Command com) { byte d = (byte)(com.GetLowByte() & 128); byte f = (byte)(com.GetLowByte() & 127); byte result = BitwiseSubstract(Data.GetRegister(Data.AddressResolution(f)), Data.GetRegisterW()); DirectionalWrite(d, f, result); }
public static void ANDWF(Data.Command com) { byte d = (byte)(com.GetLowByte() & 128); byte f = (byte)(com.GetLowByte() & 127); byte result = (byte)(Data.GetRegisterW() & Data.GetRegister(Data.AddressResolution(f))); DirectionalWrite(d, f, result); }
public static void INCF(Data.Command com) { byte d = (byte)(com.GetLowByte() & 128); byte f = (byte)(com.GetLowByte() & 127); byte result = (byte)(Data.GetRegister(Data.AddressResolution(f)) + 1); CheckZFlag(result); DirectionalWrite(d, f, result); }
public static void MOVF(Data.Command com) { byte d = (byte)(com.GetLowByte() & 128); byte f = (byte)(com.GetLowByte() & 127); CheckZFlag(Data.GetRegister(Data.AddressResolution(f))); if (d != 128) { Data.SetRegisterW(Data.GetRegister(Data.AddressResolution(f))); } }
public static void BTFSS(Data.Command com) { int b1 = (com.GetHighByte() & 3) << 1; int b = b1 + (((com.GetLowByte() & 128) == 128) ? 1 : 0); byte f = (byte)(com.GetLowByte() & 127); if (Data.GetRegisterBit(Data.AddressResolution(f), b) == true) { Data.IncPC(); SkipCycle(); } }
public static void INCFSZ(Data.Command com) { byte d = (byte)(com.GetLowByte() & 128); byte f = (byte)(com.GetLowByte() & 127); byte result = (byte)(Data.GetRegister(Data.AddressResolution(f)) + 1); if (result == 0) { Data.IncPC(); SkipCycle(); } DirectionalWrite(d, f, result); }
public static void CLRF(Data.Command com) { byte f = (byte)(com.GetLowByte() & 127); Data.SetRegister(Data.AddressResolution(f), 0); Data.SetRegisterBit(Data.Registers.STATUS, Data.Flags.Status.Z, true); }
public static void ADDLW(Data.Command com) { byte k = com.GetLowByte(); byte result = BitwiseAdd(Data.GetRegisterW(), k); Data.SetRegisterW(result); }
public static void SUBLW(Data.Command com) { byte k = com.GetLowByte(); byte result = BitwiseSubstract(k, Data.GetRegisterW()); Data.SetRegisterW(result); }
public static void XORLW(Data.Command com) { byte k = com.GetLowByte(); byte result = (byte)(Data.GetRegisterW() ^ k); CheckZFlag(result); Data.SetRegisterW(result); }
public static void RETLW(Data.Command com) { byte k = com.GetLowByte(); Data.SetRegisterW(k); Data.SetPC(Data.PopStack()); Data.SetPCLfromPC(); SkipCycle(); }
public static void GOTO(Data.Command com) { byte k1 = com.GetLowByte(); byte k2 = (byte)(com.GetHighByte() & 7); byte merge = (byte)((Data.GetRegister(Data.Registers.PCLATH) & 24) + k2); Data.SetPCFromBytes(merge, k1); Data.SetPCLfromPC(); SkipCycle(); }
public static void MOVWF(Data.Command com) { byte f = (byte)(com.GetLowByte() & 127); Data.SetRegister(Data.AddressResolution(f), Data.GetRegisterW()); }
public static void MOVLW(Data.Command com) { byte k = com.GetLowByte(); Data.SetRegisterW(k); }