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Routines |
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Plays a burst of noise, using the bytes at START as the pitches of beeps. It is the sound of one object bumping into another.
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Play four bursts of three beeps.
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| PlayBumpSound | B619 | LD HL,$0000 | Point HL at START. | |
| B61C | LD E,$04 | Set a counter of four bursts. | ||
| PlayBumpSound_NextBurst | B61E | LD C,$03 | Set the number of beeps to 03. | |
| B620 | LD A,(HL) | Fetch a byte of the ROM. | ||
| B621 | INC HL | Move on. | ||
| B622 | OR %11000000 | Set bits 6 and 7. | ||
| B624 | LD B,A | Keep the pitch in B. | ||
| B625 | CALL PlayWaveSequence | Call PlayWaveSequence. | ||
| B628 | DEC E | Count down the bursts. | ||
| B629 | JR NZ,PlayBumpSound_NextBurst | Jump to PlayBumpSound_NextBurst until all of them have been played. | ||
| B62B | RET | Return. | ||
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View the equivalent code in;
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