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Adds ability to play a track within a subfolder #2

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Adds ability to play a track within a subfolder #2

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6ed71ff
implemented folderplay
olinickalls Dec 21, 2021
8fdd268
Update for folder play function
olinickalls Dec 21, 2021
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4 changes: 3 additions & 1 deletion README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -10,6 +10,7 @@ Module specification and pins reference is [here](https://wiki.dfrobot.com/DFPla
Playback control:
```python
play(track_id) # track_id, 'next' or 'prev'
play(track_id, folder) # track_id in folder (both integers)
pause()
resume()
loop_track(track_id)
Expand Down Expand Up @@ -62,11 +63,12 @@ music.fadeout(2000)

music.play(2)
music.loop()
music.play(3, 2) # Plays track 3 in folder 2
sleep(20)

music.module_sleep()
```

## License

This project is licensed under the MIT License - see the [LICENSE.md](LICENSE.md) file for details
This project is licensed under the MIT License - see the [LICENSE.md](LICENSE.md) file for details
12 changes: 8 additions & 4 deletions dfplayermini.py
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Expand Up @@ -16,9 +16,9 @@ def __init__(self, pin_TX, pin_RX):
self._max_volume = 15
self._fadeout_speed = 0

def cmd(self, command, parameter=0x00):
def cmd(self, command, parameter=0x00, highparameter=0x00):
query = bytes([0x7e, 0xFF, 0x06, command,
0x00, 0x00, parameter, 0xEF])
0x00, highparameter, parameter, 0xEF])
self.uart.write(query)

def _fade_out_process(self, timer):
Expand All @@ -34,8 +34,12 @@ def _fade_out_process(self, timer):

# playback

def play(self, track_id=False):
if not track_id:
def play(self, track_id=False, folder=False):
if folder and track_id:
self.cmd(0x0F, track_id, highparameter=folder)
# NB cmd 0X0F requires folder and track_id params.
# 'High' byte and 'Low' byte in the DFRobot C code.
elif not track_id:
self.resume()
elif track_id == 'next':
self.cmd(0x01)
Expand Down