R-type
----------------------------------------------------
ADDU
000000 sssss ttttt ddddd 00000 100001

AND
000000 sssss ttttt ddddd 00000 100100

JR
000000 sssss 00000 00000 00000 001000

NOR
000000 sssss ttttt ddddd 00000 100111

OR
000000 sssss ttttt ddddd 00000 100101

SLT
000000 sssss ttttt ddddd 00000 101010

SLTU
000000 sssss ttttt ddddd 00000 101011

SLL
000000 sssss ttttt ddddd hhhhh 000000

SRL
000000 sssss ttttt ddddd hhhhh 000010

SUBU
000000 sssss ttttt ddddd 00000 100011

XOR
000000 sssss ttttt ddddd 00000 100110
------------------------------------------------------

I-type
------------------------------------------------------
ADDIU
001001 sssss ttttt iiiiiiiiiiiiiiii

ANDI
001100 sssss ttttt iiiiiiiiiiiiiiii

BEQ
000100 sssss ttttt oooooooooooooooo

BNE
000101 sssss ttttt oooooooooooooooo

LUI
001111 00000 ttttt iiiiiiiiiiiiiiii

LW
100011 sssss ttttt oooooooooooooooo

ORI
001101 sssss ttttt iiiiiiiiiiiiiiii

SLTI
001010 sssss ttttt iiiiiiiiiiiiiiii

SLTIU
001011 sssss ttttt iiiiiiiiiiiiiiii

SW
101011 sssss ttttt oooooooooooooooo

XORI
001110 sssss ttttt iiiiiiiiiiiiiiii
--------------------------------------------------------

J-type
--------------------------------------------------------
J
000010 tttttttttttttttttttttttttt

JAL
000011 tttttttttttttttttttttttttt
---------------------------------------------------------

HALT
xFFFFFFFFF