Nand register with register.
Rt = com (Ra and Rb)
This instruction bitwise and's two general purpose registers and places the complimented result in a general purpose register. This instruction will not cause any exceptions.
| Opcode7 | Ra5 | Rb5 | Rt5 | Reserved4 | Func6 |
| 2 | Ra5 | Rb5 | Rt5 | ---- | 12 |