audio_controller
Differences
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| Both sides previous revisionPrevious revisionNext revision | Previous revision | ||
| audio_controller [2025/03/21 20:12] – arisotura | audio_controller [2025/03/21 22:16] (current) – arisotura | ||
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| | 0x17 | Audio output event | | | 0x17 | Audio output event | | ||
| | 0x18 | Audio input event | | | 0x18 | Audio input event | | ||
| - | | 0x1E | Periodic IRQ | | ||
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| - | IRQ 0x17 is used to signal certain events related to audio playback, such as start or end of playback. | ||
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| - | IRQ 0x1E is used by the stock firmware for certain non-audio tasks such as input polling. It seems to always trigger periodically no matter what. I measured the period to be ~5547 microseconds (~600000 cycles), no idea what this represents. | ||
audio_controller.1742587951.txt.gz · Last modified: 2025/03/21 20:12 by arisotura