| Mnenomic | Operation | Addressing
Mode |
Instruction | Condition Codes |
|||
| Prebyte | Opcode | Operand | Cycles | ||||
| SUBB | Subtract Memory from B | IMM | - | C0 | ii | 2 |  |
| DIR | - | D0 | dd | 3 | |||
| EXT | - | F0 | hh ll | 4 | |||
| IND, X | - | E0 | ff | 4 | |||
| IND, Y | 18 | E0 | ff | 5 | |||
| SUBD | Subtract Memory from D | IMM | - | 83 | ii | 4 | |
| DIR | - | 93 | dd | 5 | |||
| EXT | - | B3 | hh ll | 6 | |||
| IND, X | - | A3 | ff | 6 | |||
| IND, Y | 18 | A3 | ff | 7 | |||
| SWI | Software Interrupt | INH | - | 3F | - | 14 |  |
| TAB | Transfer A to B | INH | - | 16 | - | 2 |  |
| TAP | Transfer A to CC Register | INH | - | 06 | - | 2 |  |
| TBA | Transfer B to A | INH | - | 17 | - | 2 | |
| TEST | TEST (Only in Test Modes) | INH | - | 00 | - | * |  |
| TPA | Transfer CC Register to A | INH | - | 07 | - | 2 | |
| TST | Test for Zero or Minus | EXT | - | 7D | hh ll | 6 |  |
| IND, X | - | 6D | ff | 6 | |||
| IND, Y | 18 | 6D | ff | 7 | |||
| TSTA | Test A for Zero or Minus | INH | - | 4D | - | 2 | |
| TSTB | Test B for Zero or Minus | INH | - | 5D | - | 2 | |
| TSX | Transfer Stack Pointer to X | INH | - | 30 | - | 3 | |
| TSY | Transfer Stack Pointer to Y | INH | 18 | 30 | - | 4 | |
| TXS | Transfer X to Stack Pointer | INH | - | 35 | - | 3 | |
