User:Freem/Sound Drivers/Mr.Pac: Difference between revisions
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The '''Mr.Pac''' Sound Driver exists in two versions: | The '''Mr.Pac''' Sound Driver exists in two versions: | ||
* Ver 1.5b by Mr.Pac h Ber.02/01/08 | * <code>Ver 1.5b by Mr.Pac h Ber.02/01/08</code> (January 8th, 1990) | ||
* Ver 2.0 by Mr.Pac h Ber.02/02/14 | * <code>Ver 2.0 by Mr.Pac h Ber.02/02/14</code> (February 14th, 1990) | ||
The information on this page primarily deals with the [[SM1|first version of the driver as it appears on the SM1 chip]]. | The information on this page primarily deals with the [[SM1|first version of the driver as it appears on the SM1 chip]]. | ||
==Origin== | |||
It is likely that this sound driver is based off of the one found in Beast Busters, which contains this signature: | |||
<pre>SOUND CONDUCTER Ver 1.0a for YM2610(OPNB) by Mr.Pac hector Ber.1989/06/17</pre> | |||
==Command Codes== | ==Command Codes== | ||
| Line 193: | Line 197: | ||
| 0x2A || byte || "lfoWave" | | 0x2A || byte || "lfoWave" | ||
|- | |- | ||
| 0x2B || byte || | | 0x2B || byte || LFO Delay | ||
|- | |- | ||
| 0x2C || word || | | 0x2C || word || LFO Speed | ||
|- | |- | ||
| 0x2E || byte || "pmd" | | 0x2E || byte || "pmd" | ||
| Line 300: | Line 304: | ||
==Other Notes== | ==Other Notes== | ||
* Timer A seems to be used for sound effect playback. (The Timer A value is also stored in 0xFAD3 (lower 2 bits) and 0xFAD4 (upper 8 bits) in the SM1/BIOS driver) | * Timer A seems to be used for sound effect playback. (The Timer A value is also stored in <code>0xFAD3</code> (lower 2 bits) and <code>0xFAD4</code> (upper 8 bits) in the SM1/BIOS driver) | ||
* Timer B is used as the tempo for music playback. (The Timer B value is also stored in 0xFAD4 in the SM1/BIOS driver) | * Timer B is used as the tempo for music playback. (The Timer B value is also stored in <code>0xFAD4</code> in the SM1/BIOS driver) | ||
Latest revision as of 20:50, 15 April 2016
The Mr.Pac Sound Driver exists in two versions:
Ver 1.5b by Mr.Pac h Ber.02/01/08(January 8th, 1990)Ver 2.0 by Mr.Pac h Ber.02/02/14(February 14th, 1990)
The information on this page primarily deals with the first version of the driver as it appears on the SM1 chip.
Origin
It is likely that this sound driver is based off of the one found in Beast Busters, which contains this signature:
SOUND CONDUCTER Ver 1.0a for YM2610(OPNB) by Mr.Pac hector Ber.1989/06/17
Command Codes
| Code | Description |
|---|---|
| 0x00 | No operation |
| 0x01 | Slot Switch |
| 0x02 | Play Eyecatch Music |
| 0x03 | Reset |
| 0x04 | Disable music/sound effect playback |
| 0x05 | Disable music playback |
| 0x06 | Disable sound effect playback |
| 0x07 | Enable music/sound effect playback |
| 0x08 | Enable music playback |
| 0x09 | Enable sound effect playback |
| 0x0A | Fade out (0 in SM1's TBL_MCODE)
|
| 0x0F | Stop SSG (0 in SM1's TBL_MCODE)
|
| 0x10 | ROM/RAM Check |
| 0x11 | Stop fade out (0 in SM1's TBL_MCODE)
|
Voice/Instrument Formats
ADPCM-A
| Offset | Size | Description |
|---|---|---|
| 0x00 | byte | Priority (lower value = higher priority) |
| 0x01 | word | Start Address |
| 0x03 | word | End Address |
| 0x05 | byte | Loop Count |
| 0x06 | word | Loop Start Address |
| 0x08 | word | Loop End Address |
| 0x0A | byte | Volume and Left/Right Output |
ADPCM-B
| Offset | Size | Description |
|---|---|---|
| 0x00 | byte | Priority |
| 0x01 | word | Start Address |
| 0x03 | word | End Address |
| 0x05 | byte | Loop Count |
| 0x06 | word | Loop Start Address |
| 0x08 | word | Loop End Address |
| 0x0A | word | Delta-N Sampling Rate |
| 0x0C | byte | Volume |
| 0x0D | byte | LFO Sync/Delay |
| 0x0E | byte | LFO Envelope, Left/Right Output |
| 0x0F | word | Minimum LFO Pitch |
| 0x11 | word | Maximum LFO Pitch |
| 0x13 | word | LFO Speed |
| 0x15 | byte | Volume Portamento |
| 0x16 | byte | Volume Speed |
| 0x17 | byte | Initial Volume |
| 0x18 | byte | Final Volume |
| 0x19 | byte | Portamento Speed |
FM
| Offset | Size | Description |
|---|---|---|
| 0x00 | byte | Feedback |
| 0x01 | byte | Algorithm |
| 0x02 | byte | Detune (Op1) |
| 0x03 | byte | Detune (Op2) |
| 0x04 | byte | Detune (Op3) |
| 0x05 | byte | Detune (Op4) |
| 0x06 | byte | Multi (Op1) |
| 0x07 | byte | Multi (Op2) |
| 0x08 | byte | Multi (Op3) |
| 0x09 | byte | Multi (Op4) |
| 0x0A | byte | Output (Op1) |
| 0x0B | byte | Output (Op2) |
| 0x0C | byte | Output (Op3) |
| 0x0D | byte | Output (Op4) |
| 0x0E | byte | Key Scale Rate (Op1) |
| 0x0F | byte | Key Scale Rate (Op2) |
| 0x10 | byte | Key Scale Rate (Op3) |
| 0x11 | byte | Key Scale Rate (Op4) |
| 0x12 | byte | Attack Rate (Op1) |
| 0x13 | byte | Attack Rate (Op2) |
| 0x14 | byte | Attack Rate (Op3) |
| 0x15 | byte | Attack Rate (Op4) |
| 0x16 | byte | Decay Rate (Op1) |
| 0x17 | byte | Decay Rate (Op2) |
| 0x18 | byte | Decay Rate (Op3) |
| 0x19 | byte | Decay Rate (Op4) |
| 0x1A | byte | Sustain Rate (Op1) |
| 0x1B | byte | Sustain Rate (Op2) |
| 0x1C | byte | Sustain Rate (Op3) |
| 0x1D | byte | Sustain Rate (Op4) |
| 0x1E | byte | Sustain Level (Op1) |
| 0x1F | byte | Sustain Level (Op2) |
| 0x20 | byte | Sustain Level (Op3) |
| 0x21 | byte | Sustain Level (Op4) |
| 0x22 | byte | Release Rate (Op1) |
| 0x23 | byte | Release Rate (Op2) |
| 0x24 | byte | Release Rate (Op3) |
| 0x25 | byte | Release Rate (Op4) |
| 0x26 | byte | SSG-type Envelope (Op1) |
| 0x27 | byte | SSG-type Envelope (Op2) |
| 0x28 | byte | SSG-type Envelope (Op3) |
| 0x29 | byte | SSG-type Envelope (Op4) |
| 0x2A | byte | "lfoWave" |
| 0x2B | byte | LFO Delay |
| 0x2C | word | LFO Speed |
| 0x2E | byte | "pmd" |
| 0x2F | byte | "pms" |
| 0x30 | byte | "intCount" |
| 0x31 | byte | (unused) |
| 0x32 | byte | Hardware LFO AMS/PMS |
| 0x33 | byte | Hardware LFO ?? |
Sequence Data Header Formats
Some values need verification.
Music
| Offset | Size | Description |
|---|---|---|
| 0x00 | byte | "Select Code" |
| 0x01 | word | Pointer to FM Channel 1 sequence data |
| 0x03 | word | Pointer to FM Channel 2 sequence data |
| 0x05 | word | Pointer to FM Channel 3 sequence data |
| 0x07 | word | Pointer to FM Channel 4 sequence data |
| 0x09 | word | Pointer to ADPCM-A Channel 1 sequence data |
| 0x0B | word | Pointer to ADPCM-A Channel 2 sequence data |
| 0x0D | word | Pointer to ADPCM-A Channel 3 sequence data |
| 0x0F | word | Pointer to ADPCM-A Channel 4 sequence data |
| 0x11 | word | Pointer to ADPCM-A Channel 5 sequence data |
| 0x13 | word | Pointer to ADPCM-A Channel 6 sequence data |
| 0x15 | word | Pointer to ADPCM-B Channel sequence data |
| 0x17 | byte | Tempo (music)/Priority (effect) |
| 0x18 | byte | Initial FM Volume |
| 0x19 | byte | Initial ADPCM-A Volume |
| 0x1A | byte | Initial ADPCM-B Volume |
| 0x1B | byte | Open/Close Flag (FM Channel 1) |
| 0x1C | byte | Open/Close Flag (FM Channel 2) |
| 0x1D | byte | Open/Close Flag (FM Channel 3) |
| 0x1E | byte | Open/Close Flag (FM Channel 4) |
| 0x1F | byte | Open/Close Flag (ADPCM-A Channel 1) |
| 0x20 | byte | Open/Close Flag (ADPCM-A Channel 2) |
| 0x21 | byte | Open/Close Flag (ADPCM-A Channel 3) |
| 0x22 | byte | Open/Close Flag (ADPCM-A Channel 4) |
| 0x23 | byte | Open/Close Flag (ADPCM-A Channel 5) |
| 0x24 | byte | Open/Close Flag (ADPCM-A Channel 6) |
| 0x25 | byte | Open/Close Flag (ADPCM-B) |
Sound Effects
| Offset | Size | Description |
|---|---|---|
| 0x00 | byte | Priority |
| 0x01 | word | Pointer to SSG Channel A sequence data |
| 0x03 | word | Pointer to SSG Channel B sequence data |
| 0x05 | word | Pointer to SSG Channel C sequence data |
| 0x07 | word | Pointer to SSG Noise Channel sequence data |
| 0x09 | byte | Open/Close Flag (SSG Channel A) |
| 0x0A | byte | Open/Close Flag (SSG Channel B) |
| 0x0B | byte | Open/Close Flag (SSG Channel C) |
| 0x0C | byte | Open/Close Flag (SSG Noise Channel) |
| 0x0D | byte | Open/Close Flag (Software-mixed Noise) |
Other Notes
- Timer A seems to be used for sound effect playback. (The Timer A value is also stored in
0xFAD3(lower 2 bits) and0xFAD4(upper 8 bits) in the SM1/BIOS driver) - Timer B is used as the tempo for music playback. (The Timer B value is also stored in
0xFAD4in the SM1/BIOS driver)