cccc: CC
    0: No immediate
     0: IF = 0, 2-operand memory access
      oooooooo: Opcode 8
              aaaaa: A1 5: RFSO
                   aaaaa: A2 5: RFSO
                        dddddddddddddddddddd: data1 20
                                            dddddddddddddddddddd: data2 20
     10: IF = 1, 3-operand math
       oooooooo: Opcode 8
               aaaaaa: A1 6: RFSO P H
                     aaaaaa: A2 6: RFSO P H
                           aaaaa: A3 (write) 5: RFS P H
                                dddddddddddddddd: data1 16
                                                dddddddddddddddd: data2 16
     110: IF = 2, 1 large operand
        0: A1 = data
         oooooooooooo: Opcode 12
                     aaaaa: A1 5: RFLO
                          0aaaaa: A2 5: RO
                                dddddddddddddddddddddddddddddddd: data 32
                          10000a: A2 1: P H
                                dddddddddddddddddddddddddddddddd: data 32
        1: A2 = data
         oooooooooooo: Opcode 12
                     0aaaaa: A1 5: RO
                           aaaaa: A2 5: RFLO
                                dddddddddddddddddddddddddddddddd: data
                     10000a: A1 1: P H
                           aaaaa: A2 5: RFLO
                                dddddddddddddddddddddddddddddddd: data
     111: IF = 3, packed simple instructions
        oooooooooooo: Opcode1 12
                    aaaaaa: A1 6: RO P H
                          aaaaaa: A2 6: RO P H
                                cccc: CC2
                                    tttt: data 4 (T for subinstruction 2)
                                        oooooooooooo: Opcode2 12
                                                    aaaaaa: A3 6: RO P H
                                                          aaaaaa: A4 6: RO P H T
    1: Immediate data
     0: Simple instruction
      0: Operand 1 gets immediate
       0: IF = 4, 2-operand
        oooooooooooo: Opcode 12
                    u: unused
                     aaaaa: A1 5: RFLO
                          aaaaaa: A2 6: RFLO P H
                                dddddddddddddddddddddddddddddddd: data2 32
       1: IF = 5, 3-operand
        oooooooo: Opcode 8
                aaaaa: A1 5: RLFO
                     aaaaaa: A2 6: RFSO P H
                           aaaaa: A3 (write) 5: RFS P H
                                dddddddddddddddddddddddddddddddd: data2 32
      1: Operand 2 gets immediate
       0: IF = 6, 2-operand
        oooooooooooo: Opcode 12
                    u: unused
                     aaaaaa: A1 6: RFSO P H
                           aaaaa: A2 5: RFLO
                                dddddddddddddddddddddddddddddddd: data1 32
       1: IF = 7, 3-operand
        oooooooo: Opcode 8
                aaaaaa: A1 6: RFSO P H
                      aaaaa: A2 5: RLFO
                           aaaaa: A3 (write) 5: RFS P H
                                dddddddddddddddddddddddddddddddd: data2 32
     1: Packed instructions
      00: IF = 8, Instruction 1, operand 1 gets immediate
        oooooooooooo: Opcode1 12
                    aaaaa: A1 5: RLFO
                         aaaaaa: A2 6: RO P H
                               cccc: CC2
                                   ttttt: data 5 (T for subinstruction 2)
                                        oooooooooooo: Opcode2 12
                                                    aaaaaa: A3 6: RO P H
                                                          aaaaaa: A4 6: RO P H T
      01: IF = 9, Instruction 1, operand 2 gets immediate
        oooooooooooo: Opcode1 12
                    aaaaaa: A1 6: RO P H
                          aaaaa: A2 5: RLFO
                               cccc: CC2
                                   ttttt: data 5 (T for subinstruction 2)
                                        oooooooooooo: Opcode2 12
                                                    aaaaaa: A3 6: RO P H
                                                          aaaaaa: A4 6: RO P H T
      10: IF = 10, Instruction 2, operand 1 gets immediate
        oooooooooooo: Opcode1 12
                    aaaaaa: A1 6: RO P H
                          aaaaaa: A2 6: RO P H T
                                cccc: CC2
                                    ttttt: data 5 (T for subinstruction 1)
                                         oooooooooooo: Opcode2 12
                                                     aaaaa: A3 5: RLFO
                                                          aaaaaa: A4 6: RO P H
      11: IF = 11, Instruction 2, operand 2 gets immediate.
        oooooooooooo: Opcode1 12
                    aaaaaa: A1 6: RO P H
                          aaaaaa: A2 6: RO P H T
                                cccc: CC2
                                    ttttt: data 5 (T for subinstruction 1)
                                         oooooooooooo: Opcode2 12
                                                     aaaaaa: A3 6: RO P H
                                                           aaaaa: A4 5: RLFO

Basic:
cccc: 4bits cc
    oooooooooooo: 12bits opcode
                aaaaaa: 6bits A1
                      aaaaaa: 6bits A2
                            dddddddddddddddddd: 18bits data1
                                              dddddddddddddddddd: 18bits data2