46 lines
1.4 KiB
Markdown
46 lines
1.4 KiB
Markdown
# WonderSwan
|
|
|
|
a handheld console released only in Japan by Bandai, designed by the same people behind Game Boy and Virtual Boy.
|
|
for this reason it has lots of similar elements from those two systems in the sound department.
|
|
|
|
it has 4 wavetable channels. some of them have additional capabilities:
|
|
- the second channel could play samples
|
|
- the third one has hardware sweep
|
|
- the fourth one also does noise
|
|
|
|
## effects
|
|
|
|
- `10xx`: **change wave**.
|
|
- `11xx`: **setup noise mode.** channel 4 only.
|
|
- 0: disable.
|
|
- 1-8: enable and set length.
|
|
- `12xx`: **setup sweep period.** channel 3 only.
|
|
- 0: disable.
|
|
- 1-32: enable and set period.
|
|
- `13xx`: **setup sweep amount.** channel 3 only.
|
|
- `00` to `7F` for 0 to 127.
|
|
- `80` to `FF` for -128 to -1.
|
|
- `20xx`: **set internal speaker loudness.**
|
|
- 0-1: 100% (default).
|
|
- 2-3: 200%.
|
|
- 4-7: 400%.
|
|
- 8: 800%.
|
|
|
|
## info
|
|
|
|
this chip uses the [WonderSwan](../4-instrument/wonderswan.md) instrument editor.
|
|
|
|
## channel status
|
|
|
|
the following icons are displayed when channel status is enabled in the pattern view:
|
|
|
|
- PCM mode (channel 2):
|
|
-  off
|
|
-  on
|
|
- sweep (channel 3):
|
|
-  disabled
|
|
-  enabled
|
|
- noise mode (channel 4):
|
|
-  off
|
|
-  on
|