| C64 ROM | Routines |
| Prev: B7F7 | Up: Map | Next: B824 |
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| B80D | A5 15 | LDA $15 | get line number high byte | |
| B80F | 48 | PHA | save line number high byte | |
| B810 | A5 14 | LDA $14 | get line number low byte | |
| B812 | 48 | PHA | save line number low byte | |
| B813 | 20 F7 B7 | JSR $B7F7 | convert FAC_1 to integer in temporary integer | |
| B816 | A0 00 | LDY #$00 | clear index | |
| B818 | B1 14 | LDA ($14),Y | read byte | |
| B81A | A8 | TAY | copy byte to A | |
| B81B | 68 | PLA | pull byte | |
| B81C | 85 14 | STA $14 | restore line number low byte | |
| B81E | 68 | PLA | pull byte | |
| B81F | 85 15 | STA $15 | restore line number high byte | |
| B821 | 4C A2 B3 | JMP $B3A2 | convert Y to byte in FAC_1 and return | |
| Prev: B7F7 | Up: Map | Next: B824 |