Hitachi 6309 Description
Mnemonics Table
_________________________________________________________________________
| Mnem | Immed. | Direct | Indexed | Extended | Inherent |
| | | | | | |
| | OP ~/~ # | OP ~/~ + | OP ~/~ # | OP ~/~ # | OP ~/~ # |
|--------+------------+------------+------------+------------+------------|
| ABX | | | | | 3A 3/1 1 |
| ADCA | 89 2 2 | 99 4/3 2 | A9 4+ 2+| B9 5/4 3 | |
| ADCB | C9 2 2 | D9 4/3 2 | E9 4+ 2+| F9 5/3 3 | |
|*ADCD | 10 5/4 4 | 10 7/5 3 | 10 7+/6+ 3+| 10 8/6 4 | |
| | 89 | 99 | A9 | B9 | |
|--------+------------+------------+------------+------------+------------|
| ADDA | 8B 2 2 | 9B 4/3 2 | AB 4+ 2+| BB 5/4 3 | |
| ADDB | CB 2 2 | DB 4/3 2 | EB 4+ 2+| FB 5/4 3 | |
| ADDD | C3 4/3 3 | D3 6/4 2 | E3 6+/5+ 2+| F3 7/5 3 | |
|*ADDE | 11 3 3 | 11 5/4 3 | 11 5+ 3+| 11 6/5 4 | |
| | 8B | 9B | AB | BB | |
|*ADDF | 11 3 3 | 11 5/4 3 | 11 5+ 3+| 11 6/5 4 | |
| | CB | DB | EB | FB | |
|*ADDW | 10 5/4 4 | 10 7/5 3 | 10 7+/6+ 3+| 10 8/6 4 | |
| | 8B | 9B | AB | BB | |
|--------+------------+------------+------------+------------+------------|
|*AIM | | 02 6 3 | 62 7+ 3+| 72 7 4 | |
|--------+------------+------------+------------+------------+------------|
| ANDA | 84 2 2 | 94 4/3 2 | A4 4+ 2 | B4 5/4 3 | |
| ANDB | C4 2 2 | D4 4/3 2 | E4 4+ 2 | F4 5/4 3 | |
| ANDCC | 1C 3 2 | | | | |
|*ANDD | 10 5/4 4 | 10 7/5 3 | 10 7+/6+ 3+| 10 8/6 4 | |
| | 84 | 94 | A4 | B4 | |
|--------+------------+------------+------------+------------+------------|
| ASLA | | | | | 48 2/1 1 |
| ASLB | | | | | 58 2/1 1 |
|*ASLD | | | | | 10 3/2 2 |
| | | | | | 48 |
| ASL | | 08 6/5 2 | 68 6+ 2+| 78 7/6 3 | |
|--------+------------+------------+------------+------------+------------|
| ASRA | | | | | 47 2/1 1 |
| ASRB | | | | | 57 2/1 1 |
|*ASRD | | | | | 10 3/2 1 |
| | | | | | 47 |
| ASR | | 07 6/6 2 | 67 6+ 2+| 77 7/6 3 | |
-------------------------------------------------------------------------
Mnemonics Table
_________________________________________________________________________
| Mnem | Immed. | Direct | Indexed | Extended | Inherent |
| | | | | | |
| | OP ~/~ # | OP ~/~ + | OP ~/~ # | OP ~/~ # | OP ~/~ # |
|--------+------------+------------+------------+------------+------------|
| BITA | 85 2 2 | 95 4/3 2 | A5 4+ 2+| B5 5/4 3 | |
| BITB | C5 2 2 | D5 4/3 2 | E5 4+ 2+| F5 5/4 3 | |
|*BITD | 10 5/4 4 | 10 7/5 3 | 10 7+/6+ 3+| 10 8/6 4 | |
| | 85 | 95 | A5 | B5 | |
|*BITMD | 11 4 3 | | | | |
| | 3C | | | | |
|--------+------------+------------+------------+------------+------------|
| CLRA | | | | | 4F 2/1 1 |
| CLRB | | | | | 5F 2/1 1 |
|*CLRD | | | | | 10 3/2 2 |
| | | | | | 4F |
|*CLRE | | | | | 11 3/2 2 |
| | | | | | 4F |
|*CLRF | | | | | 11 3/2 2 |
| | | | | | 5F |
|*CLRW | | | | | 10 3/2 2 |
| | | | | | 5F |
| CLR | | 0F 6/5 2 | 6F 6+ 2+| 7F 7/6 3 | |
|--------+------------+------------+------------+------------+------------|
| CMPA | 81 2 2 | 91 4/3 2 | A1 4+ 2+| B1 5/4 3 | |
| CMPB | C1 2 2 | D1 4/3 2 | E1 4+ 2+| F1 5/4 3 | |
| CMPD | 10 5/4 4 | 10 7/5 3 | 10 7+/6+ 3+| 10 8/6 4 | |
| | 83 | 93 | A3 | B3 | |
|*CMPE | 11 3 3 | 11 5/4 3 | 11 5+ 3+| 11 6/5 4 | |
| | 81 | 91 | A1 | B1 | |
|*CMPF | 11 3 3 | 11 5/4 3 | 11 5+ 3+| 11 6/5 4 | |
| | C1 | D1 | E1 | F1 | |
| CMPS | 11 5/4 4 | 11 7/5 3 | 11 7+/6+ 3+| 11 8/6 4 | |
| | 8C | 9C | AC | BC | |
| CMPU | 11 5/4 4 | 11 7/5 3 | 11 7+/6+ 3+| 11 8/6 4 | |
| | 83 | 93 | A3 | B3 | |
|*CMPW | 10 5/4 4 | 10 7/5 3 | 10 7+/6+ 3+| 10 8/6 4 | |
| | 81 | 91 | A1 | B1 | |
| CMPX | 8C 4/3 3 | 9C 6/4 2 | AC 6+/5+ 2+| BC 7/5 3 | |
| CMPY | 10 5/4 4 | 10 7/5 3 | 10 7+/6+ 3+| 10 8/6 4 | |
| | 8C | 9C | AC | BC | |
-------------------------------------------------------------------------
Mnemonics Table
_________________________________________________________________________
| Mnem | Immed. | Direct | Indexed | Extended | Inherent |
| | | | | | |
| | OP ~/~ # | OP ~/~ + | OP ~/~ # | OP ~/~ # | OP ~/~ # |
|--------+------------+------------+------------+------------+------------|
| COMA | | | | | 43 2/1 1 |
| COMB | | | | | 53 2/1 1 |
|*COMD | | | | | 10 3/2 2 |
| | | | | | 43 |
|*COME | | | | | 11 3/2 2 |
| | | | | | 43 |
|*COMF | | | | | 11 3/2 2 |
| | | | | | 53 |
|*COMW | | | | | 10 3/2 2 |
| | | | | | 53 |
| COM | | 03 6/5 2 | 63 6+ 2+| 73 7/6 3 | |
|--------+------------+------------+------------+------------+------------|
| CWAI | 3C 22/20 2 | | | | |
|--------+------------+------------+------------+------------+------------|
| DAA | | | | | 19 2/1 1 |
|--------+------------+------------+------------+------------+------------|
| DECA | | | | | 4A 2/1 1 |
| DECB | | | | | 5A 2/1 1 |
|*DECD | | | | | 10 3/2 2 |
| | | | | | 4A |
|*DECE | | | | | 11 3/2 2 |
| | | | | | 4A |
|*DECF | | | | | 11 3/2 2 |
| | | | | | 5A |
|*DECW | | | | | 10 3/2 2 |
| | | | | | 5A |
| DEC | | 0A 6/5 2 | 6A 6+ 2+| 7A 7/6 3 | |
|--------+------------+------------+------------+------------+------------|
|*DIVD | 11 25 3 | 11 27/26 3 | 11 27+ 3+| 11 28/27 4 | |
| | 8D | 9D | AD | BD | |
|*DIVQ | 11 34 4 | 11 36/35 3 | 11 36+ 3+| 11 37/36 4 | |
| | 8E | 9E | AE | BE | |
-------------------------------------------------------------------------
Mnemonics Table
_________________________________________________________________________
| Mnem | Immed. | Direct | Indexed | Extended | Inherent |
| | | | | | |
| | OP ~/~ # | OP ~/~ + | OP ~/~ # | OP ~/~ # | OP ~/~ # |
|--------+------------+------------+------------+------------+------------|
|*EIM | | 05 6 3 | 65 7+ 3+| 75 7 4 | |
|--------+------------+------------+------------+------------+------------|
| EORA | 88 2 2 | 98 4/3 2 | A8 4+ 2+| B8 5/4 3 | |
| EORB | C8 2 # | D8 4/3 2 | E8 4+ 2+| F8 5/4 3 | |
|*EORD | 10 5/4 4 | 10 7/5 3 | 10 7+/6+ 3+| 10 8/6 4 | |
| | 88 | 98 | A8 | B8 | |
|--------+------------+------------+------------+------------+------------|
| EXG | 1E 8/5 2 | | | | |
|--------+------------+------------+------------+------------+------------|
| INCA | | | | | 4C 2/1 1 |
| INCB | | | | | 5C 2/1 1 |
|*INCD | | | | | 10 3/2 2 |
| | | | | | 4C |
|*INCE | | | | | 11 3/2 2 |
| | | | | | 4C |
|*INCF | | | | | 11 3/2 2 |
| | | | | | 5C |
|*INCW | | | | | 10 3/2 2 |
| | | | | | 5C |
| INC | | 0C 6/5 2 | 6C 6+ 2+| 7C 7/6 3 | |
|--------+------------+------------+------------+------------+------------|
| JMP | | 0E 3/2 2 | 6E 3+ 2+| 7E 4/3 3 | |
|--------+------------+------------+------------+------------+------------|
| JSR | | 9D 7/6 2 | AD 7+/6+ 2+| BD 8/7 3 | |
|--------+------------+------------+------------+------------+------------|
| LDA | 86 2 2 | 96 4/3 2 | A6 4+ 2+| B6 5/4 3 | |
| LDB | C6 2 2 | D6 4/3 2 | E6 4+ 2+| F6 5/4 3 | |
| LDD | CC 3 3 | DC 5/4 2 | EC 5+ 2+| FC 6/5 3 | |
|*LDE | 11 3 3 | 11 5/4 3 | 11 5+ 3+| 11 6/5 4 | |
| | 86 | 96 | A6 | B6 | |
|*LDF | 11 3 3 | 11 5/4 3 | 11 5+ 3+| 11 6/5 4 | |
| | C6 | D6 | E6 | F6 | |
|*LDQ | CD 5 5 | 10 8/7 3 | 10 8+ 3+| 10 9/8 4 | |
| | | DC | EC | FC | |
| LDS | 10 4 4 | 10 6/5 3 | 10 6+ 3+| 10 7/6 4 | |
| | CE | DE | EE | FE | |
| LDU | CE 3 3 | DE 5/4 2 | EE 5+ 2+| FE 6/5 3 | |
|*LDW | 10 4 4 | 10 6/5 3 | 10 6+ 3+| 10 7/6 4 | |
| | 86 | 96 | A6 | B6 | |
| LDX | 8E 3 3 | 9E 5/4 2 | AE 5+ 2+| BE 6/5 3 | |
| LDY | 10 4 4 | 10 6/5 3 | 10 6+ 3+| 10 7/6 4 | |
| | 8E | 9E | AE | BE | |
|*LDMD | 11 5 3 | | | | |
| | 3D | | | | |
-------------------------------------------------------------------------
Mnemonics Table
_________________________________________________________________________
| Mnem | Immed. | Direct | Indexed | Extended | Inherent |
| | | | | | |
| | OP ~/~ # | OP ~/~ + | OP ~/~ # | OP ~/~ # | OP ~/~ # |
|--------+------------+------------+------------+------------+------------|
| LEAS | | | 32 4+ 2+| | |
| LEAU | | | 33 4+ 2+| | |
| LEAX | | | 30 4+ 2+| | |
| LEAY | | | 31 4+ 2+| | |
|--------+------------+------------+------------+------------+------------|
| LSLA/LSLB/LSLD/LSL - Same as ASL |
|--------+------------+------------+------------+------------+------------|
| LSRA | | | | | 44 2/1 1 |
| LSRB | | | | | 54 2/1 1 |
|*LSRD | | | | | 10 3/2 2 |
| | | | | | 44 |
|*LSRW | | | | | 10 3/2 2 |
| | | | | | 54 |
| LSR | | 04 6/5 2 | 64 6+ 2+| 74 7/6 3 | |
|--------+------------+------------+------------+------------+------------|
| MUL | | | | | 3D 11/10 1 |
|*MULD | 11 28 4 | 11 30/29 3 | 11 30+ 3+| 11 31/30 4 | |
| | 8F | 9F | AF | BF | |
|--------+------------+------------+------------+------------+------------|
| NEGA | | | | | 40 2/1 1 |
| NEGB | | | | | 50 2/1 1 |
|*NEGD | | | | | 10 3/2 2 |
| | | | | | 40 |
| NEG | | 00 6/5 2 | 60 6+ 2+| 70 7/6 3 | |
|--------+------------+------------+------------+------------+------------|
| NOP | | | | | 12 2/1 1 |
|--------+------------+------------+------------+------------+------------|
|*OIM | | 01 6 3 | 61 7+ 3+| 71 7 4 | |
|--------+------------+------------+------------+------------+------------|
| ORA | 8A 2 2 | 9A 4/3 2 | AA 4+ 2 | BA 5/4 3 | |
| ORB | CA 2 2 | DA 4/3 2 | EA 4+ 2 | FA 5/4 3 | |
| ORCC | 1A 3/2 2 | | | | |
|*ORD | 10 5/4 4 | 10 7/5 3 | 10 7+/6+ 3+| 10 8/6 4 | |
| | 8A | 9A | AA | BA | |
-------------------------------------------------------------------------
Mnemonics Table
_________________________________________________________________________
| Mnem | Immed. | Direct | Indexed | Extended | Inherent |
| | | | | | |
| | OP ~/~ # | OP ~/~ + | OP ~/~ # | OP ~/~ # | OP ~/~ # |
|--------+------------+------------+------------+------------+------------|
| PSHS | 34 5+/4+ 2 | | | | |
| PSHU | 36 5+/4+ 2 | | | | |
|*PSHSW | 10 6 2 | | | | |
| | 38 6 2 | | | | |
|*PSHUW | 10 6 2 | | | | |
| | 3A 6 2 | | | | |
|--------+------------+------------+------------+------------+------------|
| PULS | 35 5+/4+ 2 | | | | |
| PULU | 37 5+/4+ 2 | | | | |
|*PULSW | 10 6 2 | | | | |
| | 39 | | | | |
|*PULUW | 10 6 2 | | | | |
| | 3B | | | | |
|--------+------------+------------+------------+------------+------------|
| ROLA | | | | | 49 2/1 1 |
| ROLB | | | | | 59 2/1 1 |
|*ROLD | | | | | 10 3/2 2 |
| | | | | | 49 |
|*ROLW | | | | | 10 3/2 2 |
| | | | | | 59 |
| ROL | | 09 6/5 2 | 69 6+ 2+| 79 7/6 3 | |
|--------+------------+------------+------------+------------+------------|
| RORA | | | | | 46 2/1 1 |
| RORB | | | | | 56 2/1 1 |
|*RORD | | | | | 10 3/2 2 |
| | | | | | 46 |
|*RORW | | | | | 10 3/2 2 |
| | | | | | 56 |
| ROR | | 06 6/5 2 | 66 6+ 2+| 76 7/6 3 | |
|--------+------------+------------+------------+------------+------------|
| RTI | | | | | 3B 6/17 1 |
| | | | | | 15/17 |
-------------------------------------------------------------------------
Mnemonics Table
_________________________________________________________________________
| Mnem | Immed. | Direct | Indexed | Extended | Inherent |
| | | | | | |
| | OP ~/~ # | OP ~/~ + | OP ~/~ # | OP ~/~ # | OP ~/~ # |
|--------+------------+------------+------------+------------+------------|
| RTS | | | | | 39 5/4 1 |
|--------+------------+------------+------------+------------+------------|
| SBCA | 82 2 2 | 92 4/3 2 | A2 4+ 2+| B2 5/4 3 | |
| SBCB | C2 2 2 | D2 4/3 2 | E2 4+ 2+| F2 5/2 3 | |
|*SBCD | 10 5/4 4 | 10 7/5 3 | 10 7+/6+ 3+| 10 8/6 4 | |
| | 82 | 92 | A2 | B2 | |
|--------+------------+------------+------------+------------+------------|
| SEX | | | | | 1D 2/1 1 |
|*SEXW | | | | | 14 4 1 |
|--------+------------+------------+------------+------------+------------|
| STA | | 97 4/3 2 | A7 4+ 2+| B7 5/4 3 | |
| STB | | D7 4/3 2 | E7 4+ 2+| F7 5/4 3 | |
| STD | | DC 5/4 2 | EC 5+ 2+| FC 6/5 3 | |
|*STE | | 11 5/4 3 | 11 5+ 3+| 11 6/5 4 | |
| | | 97 | A7 | B7 | |
|*STF | | 11 5/4 3 | 11 5+ 3+| 11 6/5 4 | |
| | | D7 | E7 | F7 | |
|*STQ | | 10 8/7 3 | 10 8+ 3+| 10 9/8 4 | |
| | | DD | ED | FD | |
| STS | | 10 6/5 3 | 10 6+ 3+| 10 7/6 4 | |
| | | DF | EF | FF | |
| STU | | DF 5/4 2 | EF 5+ 2+| FF 6/5 3 | |
|*STW | | 10 6/5 3 | 10 6+ 3+| 10 7/6 4 | |
| | | 97 | A7 | B7 | |
| STX | | 9F 5/4 2 | AF 5+ 2+| BF 6/5 3 | |
| STY | | 10 6/5 3 | 10 6+ 3+| 10 7/6 4 | |
| | | 9F | AF | BF | |
|--------+------------+------------+------------+------------+------------|
| SUBA | 80 2 2 | 90 4/3 2 | A0 4+ 2+| B0 5/4 3 | |
| SUBB | C0 2 2 | D0 4/3 2 | E0 4+ 2+| F0 5/4 3 | |
| SUBD | 83 4/3 3 | 93 6/4 3 | A3 6+/5+ 2+| B3 7/5 3 | |
|*SUBE | 11 3 3 | 11 5/4 3 | 11 5+ 3+| 11 6/5 4 | |
| | 80 | 90 | A0 | B0 | |
|*SUBF | 11 3 3 | 11 5/4 3 | 11 5+ 3+| 11 6/5 4 | |
| | C0 | D0 | E0 | F0 | |
|*SUBW | 10 5/4 4 | 10 7/5 3 | 10 7+/6+ 3+| 10 8/6 4 | |
| | 80 | 90 | A0 | B0 | |
-------------------------------------------------------------------------
Mnemonics Table
_________________________________________________________________________
| Mnem | Immed. | Direct | Indexed | Extended | Inherent |
| | | | | | |
| | OP ~/~ # | OP ~/~ + | OP ~/~ # | OP ~/~ # | OP ~/~ # |
|--------+------------+------------+------------+------------+------------|
| SWI | | | | | 3F 19/21 1 |
| SWI2 | | | | | 10 20/22 2 |
| | | | | | 3F |
| SWI3 | | | | | 11 20/22 2 |
| | | | | | 3F |
|--------+------------+------------+------------+------------+------------|
| SYNC | | | | | 13 2+/1+ 1 |
|--------+------------+------------+------------+------------+------------|
| TFR 1| 1F 6/4 2 | | | | |
|--------+------------+------------+------------+------------+------------|
|*TIM | | 0B 6 3 | 6B 7+ 3+| 7B 5 4 | |
|--------+------------+------------+------------+------------+------------|
| TSTA | | | | | 4D 2/1 1 |
| TSTB | | | | | 5D 2/1 1 |
|*TSTD | | | | | 10 3/2 2 |
| | | | | | 4D |
|*TSTE | | | | | 11 3/2 2 |
| | | | | | 4D |
|*TSTF | | | | | 11 3/2 2 |
| | | | | | 5D |
|*TSTW | | | | | 10 3/2 2 |
| | | | | | 5D |
| TST | | 0D 6/4 2 | 6D 6+/5+ 2+| 7D 7/5 3 | |
-------------------------------------------------------------------------
Mnemonics Table
_____________________ _____________________ _____________________
| Mnem | Immed. | | Mnem | Immed. | | Mnem | Immed. |
| | | | | | | | |
| | OP ~/~ # | | | OP ~/~ # | | | OP ~/~ # |
|--------+------------+ |--------+------------+ |--------+------------+
| BCC | 24 3 2 | | BLE | 2F 3 2 | | BPL | 2A 3 2 |
| LBCC | 10 5/6 4 | | LBLE | 10 5/6 4 | | LBPL | 10 5/6 4 |
| | 24 | | | 2F | | | 2A |
| BCS | 25 3 2 | | BLO | 25 3 2 | | BRA | 20 3 2 |
| LBCS | 10 5/6 4 | | LBLO | 10 5/6 4 | | LBRA | 16 5/4 3 |
| | 25 | | | 25 | | | |
| BEQ | 27 3 2 | | BLS | 23 3 2 | | BRN | 21 3 2 |
| LBEQ | 10 5/6 4 | | LBLS | 10 5/6 4 | | LBRN | 10 5/6 4 |
| | 27 | | | 23 | | | 21 |
| BGE | 2C 3 2 | | BLT | 2D 3 2 | | BSR | 8D 7/6 2 |
| LBGE | 10 5/6 4 | | LBLT | 10 5/6 4 | | LBSR | 17 9/7 3 |
| | 2C | | | 2D | | | |
| BGT | 2E 3 2 | | BMI | 28 3 2 | | BVC | 28 3 2 |
| LBGT | 10 5/6 4 | | LBMI | 10 5/6 4 | | LBVC | 10 5/6 4 |
| | 2E | | | 28 | | | 28 |
| BHI | 22 3 2 | | BNE | 26 3 2 | | BVS | 29 3 2 |
| LBHI | 10 5/6 4 | | LBNE | 10 5/6 4 | | LBVS | 10 5/6 4 |
| | 22 | | | 26 | | | 29 |
| BHS | 24 3 2 | --------------------- ---------------------
| LBHS | 10 5/6 4 |
| | 24 |
---------------------
Bit Transfer/Manipulation
_____________________
| Mnem | Direct | Post-Byte
| | |
| | OP ~/~ # | --------------------------
|--------+------------| | 7 6 | 5 4 3 | 2 1 0 |
|*BAND | 11 7/6 4 | --------------------------
| | 30 |
|*BIAND | 11 7/6 4 | Bits 7 and 6: Register
| | 31 |
|*BOR | 11 7/6 4 | 00 - CC 10 - B
| | 32 | 01 - A 11 - Unused
|*BIOR | 11 7/6 4 |
| | 33 | Bits 5, 4 and 3: Source Bit
|*BEOR | 11 7/6 4 |
| | 34 | Bits 2, 1 and 0: Destination bit
|*BIEOR | 11 7/6 4 |
| | 35 |
|*LDBT | 11 7/6 4 | Source/Destination Bit in binary form:
| | 36 |
|*STBT | 11 8/7 4 | 0 - 000 2 - 010 5 - 100 6 - 110
| | 37 | 1 - 001 3 - 011 5 - 101 7 - 111
---------------------
Both the source and destination bit portions of the post-byte are looked at by the 6309 as the actual bit NUMBER to transfer/store. Use the binary equivilant of the numbers (0 thru 7) and position them into the bit area of the post byte.
Logical Memory Operations
_________________________________________________________________________
| Mnem | Immed. | Direct | Indexed | Extended | Inherent |
| | | | | | |
| | OP ~/~ # | OP ~/~ # | OP ~/~ # | OP ~/~ # | OP ~/~ # |
|--------+------------+------------+------------+------------+------------|
|*AIM | | 02 6 3 | 62 7+ 3+| 72 7 4 | |
|*EIM | | 05 6 3 | 65 7+ 3+| 75 7 4 | |
|*OIM | | 01 6 3 | 61 7+ 3+| 71 7 4 | |
|*TIM | | 0B 6 3 | 6B 7+ 3+| 7B 5 4 | |
-------------------------------------------------------------------------
Inter-Register Instructions
Inter-Register Instructions Transfer/Exchange and
__________________________________ Inter-Register Post Byte
| Mnem | Forms | Register |
| | | | _______________|_______________
| | | OP ~/~ + | | | | | | | | | |
|--------+------------+------------| | SOURCE | DESTINATION |
|*ADCR | R0,R1 | 10 4 3 | |___|___|___|___|___|___|___|___|
| | | 31 | HI NIBBLE | LOW NIBBLE
|*ADDR | R0,R1 | 10 4 3 |
| | | 30 |
|*ANDR | R0,R1 | 10 4 3 | Register Field
| | | 34 | (source or destination)
|*CMPR | R0,R1 | 10 4 3 |
| | | 37 | 0000 - D (A:B) 1000 - A
|*EORR | R0,R1 | 10 4 3 | 0001 - X 1001 - B
| | | 36 | 0010 - Y 1010 - CCR
| EXG | R0,R1 | 1E 8/5 2 | 0011 - U 1011 - DPR
|*ORR | R0,R1 | 10 4 3 | 0100 - S 1100 - 0
| | | 35 | 0101 - PC 1101 - 0
|*SBCR | R0,R1 | 10 4 3 | 0110 - W 1110 - E
| | | 33 | 0111 - V 1111 - F
|*SUBR | R0,R1 | 10 4 3 |
| | | 32 |
| TFR | R0,R1 | 1F 6/4 2 | The results of all Inter-Register
|*TFM | R0+,R1+ | 11 6+3n 3 | operations are passsed into R1 with
| | | 38 | the exception of EXG which exchanges
|*TFM | R0-,R1- | 11 6+3n 3 | the values of registers and the TFR
| | | 39 | block transfers.
|*TFM | R0+,R1 | 11 6+3n 3 |
| | | 3A | The register field codes %1100 and
|*TFM | R0,R1+ | 11 6+3n 3 | %1101 are both zero registers. They
| | | 3B | can be used as source or destination.
----------------------------------
Indexed Address Modes and Post byte Information
__________________________________________________________________________
| Non-Indirect Modes |
|--------------------------------------------------------------------------|
| Type | Forms | Assembler | PostByte | +/+ | + |
| | | form | OP code | ~/~ | # |
|-------------------------+---------------+-----------+----------+-----+---|
| Constant offset from R | No offset | ,R | 1rr00100 | 0 | 0 |
| | 5 bit offset | n,R | 0rrnnnnn | 1 | 0 |
| | 8 bit offset | n,R | 1rr01000 | 1 | 1 |
| | 16 bit offset | n,R | 1rr01001 | 4/3 | 2 |
|-------------------------+---------------+-----------+----------+-----+---|
| Accumulator offset | A - Register | A,R | 1rr00110 | 1 | 0 |
| from R (Twos complement | B - Register | B,R | 1rr00101 | 1 | 0 |
|*offset) | E - Register | E,R | 1rr00111 | 1 | 0 |
|* | F - Register | F,R | 1rr01010 | 1 | 0 |
| | D - Register | D,R | 1rr01011 | 4/2 | 0 |
|* | W - Register | W,R | 1rr01110 | 4/1 | 0 |
|-------------------------+---------------+-----------+----------+-----+---|
| Auto increment and | Increment 1 | ,R+ | 1rr00000 | 2/1 | 0 |
| decrement of R | Increment 2 | ,R++ | 1rr00001 | 3/2 | 0 |
| | Decrement 1 | ,-R | 1rr00010 | 2/1 | 0 |
| | Decrement 2 | ,--R | 1rr00011 | 3/2 | 0 |
|-------------------------+---------------+-----------+----------+-----+---|
| Constant offset from PC | 8 bit offset | n,PC | 1xx01100 | 1 | 1 |
| (Twos complement offset)| 16 bit offset | n,PC | 1xx01101 | 5/3 | 2 |
|-------------------------+---------------+-----------+----------+-----+---|
|*Relative to W | No Offset | ,W | 10001111 | 0 | 0 |
|*(Twos complement offset)| 16 bit offset | n,W | 10101111 | 5/2 | 2 |
|* AutoIncrement W | Increment 2 | ,W++ | 11001111 | 3/1 | 0 |
|* AutoDecrement W | Decrement 2 | ,--W | 11101111 | 3/1 | 0 |
--------------------------------------------------------------------------
__________________________________________________________________________
| Indirect Modes |
|--------------------------------------------------------------------------|
| Type | Forms | Assembler | Post--byte | + | + |
| | | form | OP code | ~ | # |
|-------------------------+---------------+-----------+------------+---+---|
| Constant offset from R | No offset | [ ,R] | 1rr10100 | 3 | 0 |
| | 5 bit offset | [n,R] | Defaults to 8 bit |
| | 8 bit offset | [n,R] | 1rr11000 | 4 | 1 |
| | 16 bit offset | [n,R] | 1rr11001 | 7 | 2 |
|-------------------------+---------------+-----------+------------+---+---|
| Accumulator offset | A - Register | [A,R] | 1rr10110 | 4 | 0 |
| from R (Twos complement | B - Register | [B,R] | 1rr10101 | 4 | 0 |
|*offset) | E - Register | [E,R] | 1rr10111 | 1 | 0 |
|* | F - Register | [F,R] | 1rr11010 | 1 | 0 |
| | D - Register | [D,R] | 1rr11011 | 4 | 0 |
|* | W - Register | [W,R] | 1rr11110 | 4 | 0 |
|-------------------------+---------------+-----------+------------+---+---|
| Auto Increment and | Increment 2 | [,R++] | 1rr10001 | 6 | 0 |
| decrement of R | Decrement 2 | [,--R] | 1rr10011 | 6 | 0 |
|-------------------------+---------------+-----------+------------+---+---|
| Constant offset from PC | 8 bit offset | [n,PC] | 1xx11100 | 4 | 1 |
| (Twos complement offset)| 16 bit offset | [n,PC] | 1xx11101 | 8 | 2 |
|-------------------------+---------------+-----------+------------+---+---|
| Extended indirect | 16 bit address| [n] | 10011111 | 5 | 2 |
|-------------------------+---------------+-----------+------------+---+---|
|*Relative to W | No Offset | [,W] | 10010000 | 0 | 0 |
|*(Twos complement offset)| 16 bit offset | [n,W] | 10110000 | 5 | 2 |
|* AutoIncrement W | Increment 2 | [,W++] | 11010000 | 3 | 0 |
|* AutoDecrement W | Decrement 2 | [,--W] | 11110000 | 3 | 0 |
--------------------------------------------------------------------------
rr = X, Y, U or S X = 00 Y = 01
xx = Doesn't care U = 10 S = 11
+ and + indicates the additional number of cycles and bytes for the
~ # particular variation
Register Descriptions
_________________________________________________________________________
| X - 16 bit index register |
| Y - 16 bit index register |
| U - 16 bit user-stack pointer |
| S - 16 bit system-stack pointer |
| PC - 16 bit program counter register |
|*V - 16 bit variable register (inter-register instructions only) |
|*0 - 8/16 bit zero register (inter-register instructions only) |
|-------------------------------------------------------------------------|
| A - 8 bit accumulator | |
| B - 8 bit accumulator | Accumulator structure map: |
|*E - 8 bit accumulator | ----- ----- ----- ----- |
|*F - 8 bit accumulator | | A | B | E | F | |
| D - 16 bit concatenated reg.(A B) | -----------+----------- |
|*W - 16 bit concatenated reg.(E F) | | D | W | |
|*Q - 32 bit concatenated reg.(D W) | ----------------------- |
|------------------------------------| | Q | |
|*MD - 8 bit mode/error register | ----------------------- |
| CC - 8 bit condition code register | bit 31 24 15 8 0 |
| DP - 8 bit direct page register | |
-------------------------------------------------------------------------
* Indicates new registers in 6309 CPU.
Push/Pull Order of Stack
Pull order Push/Pull Post byte
| -------------------------------
\|/ | 7 | 6 | 5 | 4 | 3 | 2 | 1 | 0 |
' -------------------------------
CC | | | | | | | |____CCr
A\ | | | | | | |________A
B/ D\ Q | | | | | |____________B
E\ W/ | | | | |________________DPr
F/ | | | |____________________X
DP | | |________________________Y
X-hi | |____________________________S/U
X-low |________________________________PC
Y-hi
Y-low
U/S-hi
U/S-low
PC-hi
PC-low
.
/|\
|
Push order
Condition Code Register
-------------------------------
| E | F | H | I | N | Z | V | C |
-------------------------------
Entire flag____| | | | | | | |____Carry flag
FIRQ mask________| | | | | |________Overflow
Half carry____________| | | |____________Zero
IRQ mask________________| |________________Negative
The PSH(s,u) and PUL(s,u) instructions require one additional
cycle for each byte pushed or pulled.
Please note: I did not write these pages. They were copied from the The Wayback Machine to make them easier to navigate (see top right menu) and to keep them alive a little bit longer, for posterity.
