Routines| 28216 | CD5471 | CALL 29012 | Make sound effect |
| 28219 | 3AF17F | LD A,(32753) | Get keypress table offset of last key pressed |
| 28222 | CB5F | BIT 3,A | |
| 28224 | 210004 | LD HL,1024 | H=4, L=0 |
| 28227 | 2802 | JR Z,28231 | Jump if an uppercase (fast) key was pressed |
| 28229 | 2609 | LD H,9 | |
| 28231 | 22F27F | LD (32754),HL | |
| 28234 | 26D2 | LD H,210 | 210=ERIC |
| 28236 | C33064 | JP 25648 | Turn ERIC round |