These instructions change the state of the 68000 processor. They require that the supervisor bit is set.
| MOVE USP | Gives a program in supervisor mode access to the stack pointer in user mode. |
| RESET | Restores the peripheral units. |
| RTE | Returns from an interrupt. |
| STOP | Stops the execution until a given interrupt occurs. |
| CHK, TRAPV | Finds fatal program errors. |
| TRAP | 16 instructions that give a program in user mode the possibility to call another program in supervisor mode. |