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Much better NES DPCM pitch table!

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Electric Keet 2023-07-19 18:35:08 -07:00
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@ -122,24 +122,25 @@ reference: [NESdev](https://www.nesdev.org/wiki/APU_Length_Counter)
## DPCM frequency table
"value" is for DefleMask compatability.
value | NTSC freq | NTSC note | PAL freq | PAL note
-----:|----------:|:----------:|----------:|:----------:
`00` | 4181.7Hz | C-8 - 2¢ | 4177.4Hz | C-8 - 4¢
`01` | 4709.9Hz | D-8 + 4¢ | 4696.6Hz | D-8 - 1¢
`02` | 5264.0Hz | E-8 - 3¢ | 5261.4Hz | E-8 - 4¢
`03` | 5593.0Hz | F-8 + 2¢ | 5579.2Hz | F-8 - 3¢
`04` | 6258.0Hz | G-8 - 4¢ | 6023.9Hz | G-8 - 70¢
`05` | 7046.4Hz | A-8 + 2¢ | 7044.9Hz | A-8 + 1¢
`06` | 7919.4Hz | B-8 + 4¢ | 7917.2Hz | B-8 + 3¢
`07` | 8363.4Hz | C-9 - 2¢ | 8397.0Hz | C-9 + 5¢
`08` | 9419.9Hz | D-9 + 4¢ | 9446.6Hz | D-9 + 9¢
`09` | 11186.1Hz | F-9 + 2¢ | 11233.8Hz | F-9 + 9¢
`0A` | 12604.0Hz | G-9 + 8¢ | 12595.5Hz | G-9 + 7¢
`0B` | 13982.6Hz | A-9 - 12¢ | 14089.9Hz | A-9 + 1¢
`0C` | 16884.6Hz | C-10 + 15¢ | 16965.4Hz | C-10 + 23¢
`0D` | 21306.8Hz | E-10 + 17¢ | 21315.5Hz | E-10 + 18¢
`0E` | 24858.0Hz | G-10 - 16¢ | 25191.0Hz | G-10 + 7¢
`0F` | 33143.9Hz | C-11 - 18¢ | 33252.1Hz | C-11 - 12¢
value | tracker | NTSC freq | NTSC pitch | PAL freq | PAL pitch
-----:|:-------:|----------:|:----------:|----------:|:----------:
`00` | `C-3` | 4181.7Hz | C-8 - 2¢ | 4177.4Hz | C-8 - 4¢
`01` | `D-3` | 4709.9Hz | D-8 + 4¢ | 4696.6Hz | D-8 - 1¢
`02` | `E-3` | 5264.0Hz | E-8 - 3¢ | 5261.4Hz | E-8 - 4¢
`03` | `F-3` | 5593.0Hz | F-8 + 2¢ | 5579.2Hz | F-8 - 3¢
`04` | `G-3` | 6258.0Hz | G-8 - 4¢ | 6023.9Hz | G-8 - 70¢
`05` | `A-3` | 7046.4Hz | A-8 + 2¢ | 7044.9Hz | A-8 + 1¢
`06` | `B-3` | 7919.4Hz | B-8 + 4¢ | 7917.2Hz | B-8 + 3¢
`07` | `C-4` | 8363.4Hz | C-9 - 2¢ | 8397.0Hz | C-9 + 5¢
`08` | `D-4` | 9419.9Hz | D-9 + 4¢ | 9446.6Hz | D-9 + 9¢
`09` | `F-4` | 11186.1Hz | F-9 + 2¢ | 11233.8Hz | F-9 + 9¢
`0A` | `G-4` | 12604.0Hz | G-9 + 8¢ | 12595.5Hz | G-9 + 7¢
`0B` | `A-4` | 13982.6Hz | A-9 - 12¢ | 14089.9Hz | A-9 + 1¢
`0C` | `C-5` | 16884.6Hz | C-10 + 15¢ | 16965.4Hz | C-10 + 23¢
`0D` | `E-5` | 21306.8Hz | E-10 + 17¢ | 21315.5Hz | E-10 + 18¢
`0E` | `G-5` | 24858.0Hz | G-10 - 16¢ | 25191.0Hz | G-10 + 7¢
`0F` | `C-6` | 33143.9Hz | C-11 - 18¢ | 33252.1Hz | C-11 - 12¢
reference: [NESdev](https://www.nesdev.org/wiki/APU_DMC#Pitch_table)