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Routines |
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Used by the routine at Play_MenuMusicTick.
Hold silence while both channel durations are zero, or when Continue_MenuMusicTick takes the clear-carry path into Hold_MenuMusicSilence_Loop. Burns a delay derived from 64655, then returns.
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| Hold_MenuMusicSilence | 64802 | LD A,(64655) | Load the delay phase from 64655. | |
| 64805 | CPL | Complement it into C as a hold count. | ||
| 64806 | LD C,A | |||
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This entry point is used by the routine at Continue_MenuMusicTick.
Timed silent hold used by Continue_MenuMusicTick and the expired-duration path.
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| Hold_MenuMusicSilence_Loop | 64807 | PUSH BC | Stash BC and AF on the stack. | |
| 64808 | PUSH AF | |||
| 64809 | LD B,0 | Clear B for the inner burn count. | ||
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Burn cycles for one silent-hold iteration.
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| Hold_MenuMusicSilence_Burn | 64811 | PUSH HL | Stash HL on the stack. | |
| 64812 | LD HL,0 | Point HL at 0000. | ||
| 64815 | SRA (HL) | Burn cycles with three SRA (HL) pads. |
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| 64817 | SRA (HL) | |||
| 64819 | SRA (HL) | |||
| 64821 | NOP | Timing pad. | ||
| 64822 | POP HL | Restore HL from the stack. | ||
| 64823 | DJNZ Hold_MenuMusicSilence_Burn | Decrease B and loop to Hold_MenuMusicSilence_Burn while the burn count remains. | ||
| 64825 | DEC C | Decrease the hold count in C. | ||
| 64826 | JP NZ,Hold_MenuMusicSilence_Burn | If the hold count remains, jump to Hold_MenuMusicSilence_Burn. | ||
| 64829 | POP AF | Restore AF and BC from the stack. | ||
| 64830 | POP BC | |||
| 64831 | RET | Return. | ||
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