simulator/adderctrl2.xml at master · SteveMaybe/simulator · GitHub

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<control>
<control path>
<pathname>0</pathname>
<state>
<statename>0 fetch</statename>
<microinstruction>
<input opcode>X</input>
<reg IR></reg>
<alu ALU>+</alu>
<reg PC></reg>
<alu pcadder>+</alu>
<mux rfaddrMux>0</mux>
</microinstruction>
<nextstate>
<input opcode>0</input>
<nextstatename>1 add</nextstatename>
</nextstate>
<nextstate>
<input opcode>1</input>
<nextstatename>0</nextstatename>
</nextstate>
</state>
<state>
<statename>1 add</statename>
<microinstruction>
<input opcode>X</input>
<reg AIR></reg>
<alu ALU>+</alu>
<alu pcadder>+</alu>
<mux rfaddrMux>0</mux>
</microinstruction>
<nextstate>
<input opcode>X</input>
<nextstatename>2 add</nextstatename>
</nextstate>
</state>
<state>
<statename>2 add</statename>
<microinstruction>
<input opcode>X</input>
<reg AOR></reg>
<alu ALU>NAND</alu>
<alu pcadder>+</alu>
<mux rfaddrMux>1</mux>
</microinstruction>
<nextstate>
<input opcode>X</input>
<nextstatename>3 add</nextstatename>
</nextstate>
</state>
<state>
<statename>3 add</statename>
<microinstruction>
<input opcode>X</input>
<reg RF></reg>
<alu ALU>+</alu>
<alu pcadder>+</alu>
<mux rfaddrMux>0</mux>
</microinstruction>
<nextstate>
<input opcode>X</input>
<nextstatename>0 fetch</nextstatename>
</nextstate>
</state>
</control path>
</control>