2022-03-06 16:13:47 +00:00
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# WonderSwan
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2022-10-16 05:53:05 +00:00
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a handheld console released only in Japan by Bandai, designed by the same people behind Game Boy and Virtual Boy.
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for this reason it has lots of similar elements from those two systems in the sound department.
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2022-03-06 16:13:47 +00:00
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2022-10-16 05:53:05 +00:00
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it has 4 wavetable channels. some of them have additional capabilities:
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- the second channel could play samples
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- the third one has hardware sweep
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- the fourth one also does noise
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2022-03-06 16:13:47 +00:00
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2023-09-11 00:34:13 +00:00
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## effects
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2022-03-06 16:13:47 +00:00
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2023-06-25 07:05:30 +00:00
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- `10xx`: **change wave**.
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- `11xx`: **setup noise mode.** channel 4 only.
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2022-03-06 16:13:47 +00:00
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- 0: disable.
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2023-09-10 06:44:29 +00:00
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- 1-8: enable and set length.
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2023-06-25 07:05:30 +00:00
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- `12xx`: **setup sweep period.** channel 3 only.
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2022-03-06 16:13:47 +00:00
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- 0: disable.
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- 1-32: enable and set period.
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2023-06-25 07:05:30 +00:00
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- `13xx`: **setup sweep amount.** channel 3 only.
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2023-09-11 22:04:32 +00:00
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- `00` to `7F` for 0 to 127.
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- `80` to `FF` for -128 to -1.
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2023-08-04 16:11:53 +00:00
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2023-09-11 00:34:13 +00:00
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## info
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2023-08-04 16:11:53 +00:00
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2023-09-11 04:57:46 +00:00
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this chip uses the [WonderSwan](../4-instrument/wonderswan.md) instrument editor.
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2023-11-01 17:25:26 +00:00
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## channel status
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when enabled, channel status will show an additional icon representing the mode of the currently playing note:
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-  PCM mode off
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-  PCM mode on
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-  sweep mode off
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-  sweep mode on
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-  noise mode off
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-  noise mode on
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