Call them from your BASIC program after a command or DOS error if you wish.
| Addr | Int | ASRom | ASRam | Description |
| $9D56 | 36 E8 | - | - | Chain entry |
| $9D58 | E5 24 | FC 24 | 06 25 | Run |
| $9D5A | E3 E3 | 65 D8 | 67 10 | Error entry |
| $9D5C | 00 E0 | 00 E0 | 84 1D | Initialize BASIC memory |
| $9D5E | 03 E0 | 3C D4 | 3C 0C | Continue after DOS commands |
| $9D60 | - | F2 D4 | F2 0C | Line link resequence |