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sound driver: minor doc updates

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Dean Netherton
2020-05-02 09:36:40 +10:00
parent b3c044ab65
commit 6cb33ca334
2 changed files with 8 additions and 5 deletions
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6
Source/Doc/Architecture.md
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@@ -1374,7 +1374,7 @@ chip provides.
| _Entry Parameters_
| B: 0x52
| C: Audio Device Unit ID
| HL: Period (0000=lowest note, FFFF=highest note)
| HL: Period
| _Returned Values_
| A: Status (0=OK, else error)
@@ -1383,7 +1383,9 @@ This function sets the sound chip period parameter. The period will
be applied when the next SNDPLAY function is invoked.
The period value is a driver specific value. To play standardized
notes, use the SNDNOTE function.
notes, use the SNDNOTE function. A higher value will generate a lower
note. The maximum value that can be used is driver specific. If value
supplied is beyond driver capabilities, register A will be set to $FF.
### Function 0x53 -- Sound Note (SNDNOTE)